OEM Diode Drivers

SYL Series Diode Laser Modular Drivers

SYL series diode drivers are designed as individual modules and they are very easily integrated into the user’s power supply or control systems. These modules are DC/DC current-constant output or AC/DC voltage-constant plus DC/DC current-constant output. The user can design his own display to show the driving current, voltage, temperature etc. Our drive modules are widely used in laser diodes, diode chips, LEDs and fiber lasers.

We have the following 5 special technologies:

1) Three-phase Active Power Factor Correction Technology

• Improve electro-magnetic compatibility and solve the problem of “CE101”
• High power factor as 0.9998
• Small harmonic distortion, THD≤3%

2) Digital Power Technology

• Parameters changeable online
• Easily modular design
• Remote monitor on communication ports

3) Magnetic Integration Technology

• Reduce the size of transformer & inducer and inductance leakage
• Increase power density and conversion efficiency
• Improve parts characteristics and consistency

3) Resonant Half-bridge/full-bridge Soft-switching Conversion Technology

• Small switching loss
• High conversion efficiency
• Small magnetic interference

4) High Power Current-constant & Parallel Current Sharing Technology

• Current adjustable
• Small current tolerance as low as 1% or smaller

5) Anti-interference Technology in RF Environment

• Effective anti-interference control via individual stages and frequencies
• Strong environment adaptability

List of Often-used Laser Diode Modules

1. DC/DC diode drive module, switching current-constant output, power 512~1400W

• Part model: SYL-YDF*V*A130D
• Outlook dimension: 119.5*63.5*13.0mm (L*W*H)
• Input voltage 80~130VDC
• Output voltage/current: 34V/20A; 34V/25A; 68V/20A; 68V25A
• Insulation voltage: 700VDC
• Conversion eff.: 90~92% (full loading)
• Protection of input over or under voltage
• Protection of output over voltage
• Protection of over current and short-circuit
• Protection of over temperature
• High efficiency and no reducing-temperature needed

2. DC/DC diode drive module, switching current-constant output, power 1500~3200W

• Part model: SYL-YBN*V*A130D
• Outlook dimension: 160*63*30mm (L*W*H)
• Input voltage110~140VDC, 185~215VDC
• Output voltage/current, 72V/25A series; 130V/25Aseries; 130V30A series
• Insulation voltage: 700VDC
• Conversion eff.: 95% (full loading)
• Current rise/down time: 30uS
• Protection of input over or under voltage
• Protection of over output voltage
• Protection of over current and short-circuit
• Protection of over temperature
• CAN bus communication

3. DC/DC diode drive module, switching current-constant output, power 600W

• Part model: SYL-YBN30V20A34D
  
• Outlook dimension: 70.7*36.2*12.5mm (L*W*H)
• Input voltage 22~38VDC
• Output voltage/current: 12~30V/20A
• Insulation voltage: 700VDC
• Conversion eff.: 97% (full loading)
• Protection of input over or under voltage
• Protection of over output voltage
• Protection of over current and short-circuit
• Protection of over temperature
• High efficiency and no reducing-temperature needed

4. DC/DC diode drive module, linear current-constant output, power 672~1200W

• Part model: SYL-YLN68V22A72D
• Outlook dimension: 91*43*16mm (L*W*H)
• Input voltage 20~74VDC
• Output voltage/current: 16~70V/0~26A; Load voltage is 3V less than input voltage
• Protection of output over current and short circuit
• Protection of over temperature
• Current rise/down time: 15uS
• Output ripple current: 1A
• High power density and high reliability

5. DC/DC diode drive module, 2-channel linear current-constant output, power 3900W

• Part model: SYL-YLN78V3900W80D
• Outlook dimension: 144*88*16.8mm (L*W*H)
• Input voltage 79~85VDC
• Output voltage/current: 78-83V/0~25A*2
• Protection of output over current and short circuit
• Protection of over temperature
• Current rise/down time: 15uS
• Output ripple current: 500mA
• High power density and high reliability

6. DC/DC diode drive module, 4-channel current-constant output, power 6kW~8.8kW

• Part model: SYL-YLN78V8KW80D
• Outlook dimension: 280*120*30mm (L*W*H)
• Input voltage 60~90VDC
• Output voltage/current: 58~88V/0~25A*4
• Protection of output over current and short circuit
• Protection of over temperature
• Current rise/down time: 10uS
• Output ripple current: 500mA
• High power density and high reliability

7. DC/DC diode drive module, 6-channel current-constant output, power 9kW~13kW

• Part model: SYL-YLN83V12KW85D
• Outlook dimension: 396*120*41mm (L*W*H)
• Input voltage60~90VDC
• Output voltage/current: 58~88V/0~25A*6
• Protection of output over current and short circuit
• Protection of over temperature
• Current rise/down time: 10uS
• Output ripple current: 500mA
• High power density and high reliability

8. All-in-one diode driver module, linear current-constant output, power 3600-5000W

• Part model: SYL-YAN78V5000W220A
• Outlook dimension: 386*355*51.5mm (L*W*H)
• Input voltage176~264VAC
• Output voltage/current: 45V/0~30A*3; 56V/0~30A*3; 80V/0~30A*2; 56~85V/0~30A*3
• Protection of input under voltage and over voltage
• Protection of output over current, over voltage and short circuit
• Protection of over temperature
• Current rise/down time: 20uS
• High power density and high reliability

9. All-in-one diode driver module, switching current-constant output, power 10kW

• Part model: YS83V10KW380Y-JG
  
• Outlook dimension: 580*422*120mm (L*W*H)
• Input voltage 323~437VAC
• Output voltage/current: 72-78V/0~25A*4
• Protection of over current and short circuit
• Protection of over temperature
• Current rise/down time: 15uS
• Output ripple current: 800mA
• High power density and high reliability

STXF Series PCB-mountable Diode Drivers

STXF series PCB mountable diode laser driver is an OEM individual module designed for driving laser diodes It mainly includes diode laser control board/module, diode laser driving board/module and temperature control board/module. Our users can combine these three modules to form a complete diode laser power supply.

1. Diode Laser Control Board

The diode laser control board supports 1 channel of the diode laser (LD) driving board and 1 channel of temperature control board manufactured by our company. Through the control board, in addition to setting and viewing the current and controlling the output of the current, it also has the functions of external control of the current and can be connected to 1 channel of the temperature control board made by our company (can be connected or not) and other functions. You can integrate this board together with LD driving board and temperature control board to form a complete diode laser power supply system. The display board is easily to be integrated and can be directly installed on panels of a 2U chassis.

Features:

• It can be easily installed on the customer's equipment panel in a minimum 2U chassis
• STXF-CDM supports 1 channel STXF series LD driving board and 1 channel STXF series temperature control board (TEC cooler) and STXF-DPSL supports max. 2-channel STXF series LD driving boards and max. 4-channel STXF series temperature control boards (TEC cooler)
• It has temperature interlock via temperature control board
• It has a communication protocol and can be connected to a computer and controlled by computer software
• It has INTERLOCK interface
• Current internal and external control
• Optional PWM modulation output
• Can be powered directly from the LD driving board or the temperature control board, no independent power supply required
• It is suitable for use with our PC software STXF-Mate

Applications:

• Control LD driving board and temperature control board
• Main control board of diode laser

Main Technical Parameters:

• Required power input: 5VDC+/-5% (can be powered directly from the LD driving board, or can be connected to the 6-pin IDC interface to get power from the temperature control board, or can be powered by a separate 5VDC)
• Required max. current: 0.1A
• Support LD driving board: STXF series of LD driving boards
• Support temperature control board: STXF series temperature control board
• Output PWM modulation: 0.04-500kHz
• Duty cycle: 0.1-100%
• Working ambient temperature: -40 - +60 degrees
• Storage ambient temperature: -40 - +70 degrees
• Working environment humidity: 0-95%
• Dimensions: 70mm*39mm, height 22mm (9mm above the board, 1.5mm thick, 11.5mm below the board)

Ordering Information:

• Product name: diode laser control board
• Product number: STXF-CDM-P (-P means with a black panel, or no -P means no panel); Or STXF-DPSL-P (-P means that the display and PCB board are separated and no -P means that they are integrated together.)
• For example: STXF-CDM, STXF-CDM-P

Electrical Connections:

You just directly connect this board and the LD driving board by P to P via 6PIN interface.

2. Diode Laser Driving Board

Details of laser diode driving board STXF-LDDH-xxAyyV-M:

STXF-LDDH laser diode driving board (also called laser power board, constant current source board) is a new high-tech product, chip-level customization, and innovative design. It is especially suitable as a driving source for high voltage and low current laser diodes. Due to the single-board design, it is particularly easy to integrate into laser diode products. It is suitable for end pump, side pump, semiconductor/diode, optical fiber and other types of lasers that require diode laser pumping or source. Therefore, it is perfectly suitable for various applications such as diode laser welding, marking and fiber laser etc.

Features:

• Load voltage, as high as up to 70V
• Load current up to 15A
• Load voltage adaptation
• High speed, rising edge and falling edge <=1ms
• High efficiency, air cooling
• Two analog channels are optional (internal and external control, one of which is a slow interface, which can be connected to analog or potentiometer)
• The switch of channels is high-speed analog switch, which can realize the modulation function
• Separate power supply for driving and control
• Compact design for easy integration

Recommended Applications:

• End-pumped or side-pumped solid-state DPSS lasers
• Diode laser
• Fiber laser
• Products that require a constant current source for CW or pulsed applications (eg: diode laser testing, LED 你light emitting diode testing)
• Applications such as welding, marking, heating, product testing etc.

Main technical parameters:

• Model: STXF-LDDH-xxAyyV-MV (xx/yy is selected by customer according to requirements)
• Load Current: 15A max
• Load voltage: 70V max, at least 1V less than the supply voltage
• Rise/fall time: <=1ms
• Current ripple: <0.1A
• Current temperature drift: <10ppm
• Efficiency: >95%
• Input driving voltage: 48V/60V/72V optional
• Input control voltage: 12V/15V/24V (can be selected by J1 on the board)
• Control board power consumption: <=1.5W
• Current analog input: 0-5V corresponds to 0-highest current, or user specified
• Current feedback output: 0-2.5V corresponds to 0-highest current, or user specified
• Board weight: 185g
• Storage temperature: -40-+60°
• Working temperature: -10-+45°
• Working humidity: 0-95%
• Dimensions: 130mm*8.5mm, height 35mm (30mm on board, 1.5mm thick)

Order model requirements:

• STXF-LDDH-xxAyyV-MV
• xx: indicates the factory rated current, that is the current corresponding to the highest analog input, optional value: 1-15
• yy: indicates the supply voltage, the maximum load voltage is at least 1V lower than the supply voltage, 48/60/72 can be selected
• For example: STXF-LDDH-15A48V-MV

3. Temperature Control Board (TEC Driver)

Remarks: NE/NE-AH/NC use 10k NTC temperature sensor by default, PT100 or PT1000 are optional, other models only support NTC.

3,1 Details of STXF-TCB-NE-AH:

STXF-TCB-NE-AH is a temperature control board for semiconductor refrigeration chips (also known as thermoelectric coolers TEC), which contains a complete PID control. It has continuous output mode, and the temperature control accuracy can reach 0.01 degree. This device supports the most commonly used 10k NTC temperature sensor, TEC can have multiple configurations, and the power supply is DC power supply. This board is the high current version of STXF-TCB-NE. It is suitable for high-power and high-precision temperature control, such as high-power LD.

Features:

• PID control algorithm
• High accuracy, down to 0.01 degree
• Wide range of TEC voltage: 2~24V
• Large TEC current range: rated 18A (if the supply voltage is less than or equal to 12V, the current can reach 24A)
• Two-way control, support heating and cooling
• TEC configuration is flexible
• It can set and detect the temperature through the serial port (ASCII code protocol, supports the computer with its own super terminal, everyone can use it)
• It has alarm, ready signal output, and close TEC signal input
• Control mode: continuous voltage

Applications:

• Temperature control system with TEC (semiconductor cooler, thermoelectric cooler) as the temperature control element
• Suitable for but not limited to temperature control of laser diodes
• Suitable for various fields such as industry and home appliances
• Biological, medical, PCR temperature control, etc.

Main technical parameters:

• Board supply voltage: 7.5- 27V (standard voltages such as 7.5/12/15/24 are recommended, the TEC rated voltage is preferably equal to or slightly larger than the power supply voltage, if the TEC rated voltage is less than the power supply voltage, you can also set the maximum output ratio)
• Board supply current: determined by the actual maximum power of the TEC
• TEC voltage: 2V – 24V (depending on power supply voltage)
• TEC current: rated 18A (If power supply voltage is less than or equal to 12V, the current can reach 24A)
• Temperature control sensor: 10k NTC (default B value is 3950, the actual B value is not limited, only affects absolute temperature, not relative temperature, basically meaningless for temperature control), PT100 optional
• Temperature control accuracy: 0.01°
• Setting temperature accuracy: 0.01°
• NTC version temperature control measurement range: -60 - +170 degrees
• NTC version control temperature range: -20 - +100 degrees
• PT100/PT1000 temperature control measurement range: -60 - +212 degrees
• PT100/PT1000 control temperature range: -50 - +200 degrees
• Default factory setting temperature: 25°, or user specified
• Working ambient temperature: -40 to +45 degrees
• Storage ambient temperature: -40 to +60 degrees
• Working environment humidity: 0-95%
• Dimensions: 65mm*95mm, Height: 35mm

Ordering Information:

• Product name: temperature control board
• Product model: STXF-TCB-NE-AH/-X
• -X: Optional PT100 or PT1000 probe, omitting -X means that NTC probe is supported by default
• For example: TXF-TCB-NE-AH, TXF-TCB-NE-AH-PT100, TXF-TCB-NE-AH-PT1000

Control Method:

The board uses serial communication to modify and monitor information. There are three control methods as follows:

• The temperature control display unit made by us such as STXF-DISP-TCB (connect the serial port of the temperature control board to the display screen)
• Our PC software STXF-TCBMate (connect the serial port of the temperature control board to the computer)
• Directly use the serial port to issue command control (using a microcontroller, or a PC)

3.2 Related products and accessories for temperature control panel:

Details of STXF-DISP-TCB(DW) Temperature Control Display Board:

The STXF-DISP-TCB(DW) temperature control display board supports STXF-TCB-NA, STXF-TCB-NE/NE-AH, STXF-TCB-SA and other temperature control boards. The temperature value and various related parameters can be set through the temperature control display board, and the current temperature control information can be seen intuitively. The temperature control display board can be used as a setting tool for the temperature control board, or can be directly installed on the panel as the monitoring interface of the temperature control board.

Features:

• It can be easily installed on the customer's equipment panel
• Support STXF-TCB full range of temperature control boards
• Support the setting of various parameters
• Support temperature display as a curve
• It has a 7-28V power input port, and a 5V power input/output port and you can supply power through one of them

Ordering Information:

• Product name: temperature control display board
• Product model: STXF-DISP-TCB/-P(DW) -P: A -P suffix means a black panel. If there is no panel, it will be omitted directly.
• For example: STXF-DISP-TCB(DW), STXF-DISP-TCB-P(DW)

Electrical connection diagram:

4. STXF-SDDC Series Diode Drivers with TEC Controllers

The drive board is compact design and integrated with LD driver and TEC high-precision temperature control, an ideal driving sources for butterfly lasers such as DFB lasers with two different pin definitions in the communication industry and laser industry. The maximum LD current can reach 2A, and it has analog and modulation signal interfaces. The analog modulation speed ranges from 100kHz to CW. The theoretical stability of LD temperature control design can reach 0.001 degree. The various parameters of this board can be customized according to customer’s requirements, including rated current, default set temperature, and TEC current and voltage.

Features:

• Rising and falling time of the us level
• No ripple current, no overshoot
• High efficiency: the board itself does not require special heat dissipation (DFB lasers need to be fixed on the heat sink)
• Compact design, easy to integrate

Specifications:

• Power input: DC5V ±5%
• Output current: 2.0A Max
• Load voltage: 2.5V Max
• Current rise/fall time: ≤5us
• Analog modulation: 100kHz to CW
• Analog input: 0-2.5V corresponding to 0-max current
• Feedback output: 0-2.5V corresponding to 0-max current
• TEC maximum drive current: 3A
• TEC maximum drive voltage. 4.3V
• Default set temperature: 25°C, potentiometer adjustable
• Operating temperature: 0 - 45°C
• Storage temperature: -20 - 70°C
• Humidity: <95%, non-condensing
• Dimension: 86x65mm

Ordering Information:

Part number: STXF-SDDC-x-yA-TaAbV

• x: DFB laser’s package A for industrial application or B for optical communications
• y: setting current at factory, corresponding maximum analogue input, 0.05-2.0A
• a: setting current of TEC at factory, 0.5A-3A. Default 2A via potentiometer
• b: setting voltage of TEC at factory, 0.5V-4.3V. Default 2V via potentiometer

For example: STXF-SDDC-A-2.0A

STSF Series Laser Diode Drivers

Laser diode driver / laser diode controller is a current source that delivers exactly the current to the laser diode that it needs to operate for a particular application. It is very important for laser diode module to provide current signal without any overshooting. Our laser drivers are highly stable precise solution with integrated over current protection. It allows us to drive your laser diode absolutely safety. Now we have two main product lines:

• STSF6XXX - powerful OEM CW compact laser diode driver;
• STSF8XXX - ultra-compact OEM driver for butterfly laser diode with TEC.

STSF6XXX series includes highly current laser driver STSF6250 with output current up to 250A for laser diode bar and high current fiber-coupled module and high voltage laser driver STSF6100 with output voltage up to 40V which perfectly allows to operate with multiple singe emitters fiber coupled laser diodes.

Drivers STSF8XXX include highly stabile current source (0.01А) for laser diode and TEC temperature controller for precision maintaining the temperature on peiltier element (TEM) (0.01°C). Also drivers have large heat sink for stable heat dissipation.

1. STSF6xxx Series Laser Diode Drivers

STSF6XXX is the series of high power, compact OEM constant current laser diode drivers. Unique laser driver circuit solutions allows to achieve high efficiency (up to 97%) and high power density. Aluminum base plate provides effective remove heat from laser diode driver module with the water or air cooling. Laser current driver have generous amount of protection features for laser diode safety operating. The main fields of application for high power laser drivers STSF6XXX is laser marking, welding, soldering, and cutting applications, medical equipment, laser measurement equipment, spectrometers, lidar, range finders and laboratory test set-ups.

• Ultra-compact and minimum size is 57.9x36.8x15 mm
• Very high efficiency up to 97%
• NTC thermistor input (for shutdown driver when the laser diode was overheating)
• Analog control signal/ RS-232 / UART (USB as a paid option 20 €)
• Soft-start current ramp to user set-point
• Possibility to calibrate current within 5%
• Multiple layers of laser diode protection
• Free software

Detailed Specifications of Laser Diode Controller OEM CW 15A 10V STSF6015

CURRENT & VOLTAGE

• Output Current Range (I): 0-15 Аmps
• Output Voltage Range (0.75*Vin max) (V): 1-10 Volts
• Setpoint Resolution: 0.01 Amp
• Rise Time: (Iout = 7,5A) min - 150μs; max - 500μs
• Rise Time: (Iout = 15A) min - 140μs; max - 500μs
• Fall Time: min - 250μs; max - 1200μs
• Current Stability: <0.2 %
• Current Setpoint Absolute Accuracy: <1 %

LASER DIODE PROTECTION

• Soft-Start Ramp to Current Setpoint
• User Adjustable Current Limit
• Over-Current Protection Fast Shutdown
• Over-Temperature Thermal Warning and Shutdown
• Reverse Current Protection
• Crowbar Circuit Protection
• Disable Input
• Interlock

USER INTERFACE

• Analog
• RS-232 / UART Digital Interface (USB as a paid option)
• Enable / Disable Input Signal Input

DRIVER INPUT

• Input Voltage Range (Vin): 10V to 14V

In order for you to more easily understand our drivers, please refer to their operation manuals by clicking STSF6015 and STSF6090. The specifications of other STSF6xxx drivers are similar to the above and not given here. Please feel free to contact us if you need any further information.

2. STSF8xxx Series Laser Diode Drivers with TEC Controller

STSF8xxx series drivers series have special design for supply laser diode in butterfly package with 14 pin pump laser diodes. Driver include high stability current source (0.01mА) for laser diode and TEC for precision maintaining the temperature on peiltier element (TEM) (0.01 °C). Driver have an integrated mounting Azimuth socket for butterfly packaged devices and large heat sink for stable heat dissipation. The main fields of application is laser pumping, laser spectroscopy, laboratory test set-ups.

STSF8xxx contains a laser diode driver and a temperature controller (TEC). Laser diode driver is a non isolated low drop out (LDO) regulator with constant current output. Driver produces high stability and low ripple current. TEC is a non isolated DC/DC. TEC produces low current ripples. Additional features include an adjustable TEC output current limit and Integrated self-adjusted PID controller, providing optimal temperature regulation.

STSF8xxx can be controlled by analogue or digital signals and switches on the board. It is housed in 61 × 101.6 mm package with aluminum base plate to aid thermal dissipation from laser diode. The laser diode mount is located on the board. Driver can be mounted on any thermal conductive surface enough to dissipate laser diode losses.

• All-in-one current source,
• Temperature controller and mount with Azimuth ZIF socket for butterfly LD
• Compatible with Type 1 and Type 2 butterfly 14-pin laser diode (depending on the model)
• LD Low current ripple: ≤ 10uA
• Current stability < 0.1%
• Integrated PID controller, doesn't require setup
• Soft-start current ramp, current limit, temperature limit for laser diode protection
• Free software

2.1 Laser Diode Controller STSF8XXX-ZIF14with TEC for Butterfly LD 14 pin

CURRENT, VOLTAGE & TEC CONTROLLER

• Maximum current LD (I): 250 mА; 750 mA; 1500 mA
• Output voltage LD (V): 0.5-3 V
• Current stability: 0.1 %
• Current set accuracy: < +/- 1 %
• Output current noise: 10-15 µA
• ТЕС output power: ±4А
• TEC output voltage: ±4V
• TEC output current ripple: 2 ~ 4mА
• TEC Feedback Sensor: 10 kOhm NTC
• Temperature Control Range: +15 to +40 °C

LASER DIODE PROTECTION

• Soft-Start Current Ramp
• Current limit
• Temperature limit
• Reverse current protection
• ESD and transient protection

PINOUT

• STSF8XXX support laser diode Type 1: Pump Laser Diode
• STSF8XXXT support laser diode Type 2: Telecom Laser Diode

DIMENSIONS AND WEIGHT

• Dimensions: 101.6 x 61 x 28.3 mm
• Weight: 142 g

USER INTERFACE

• Trim Potentiometers for Driver Current and TEC Power
• Analog
• RS-232 / UART/ USB

INPUT

• Input Voltage Supply (Vin): 5 VDC

2.2 Laser Diode Driver STSF8XXX-14 with TEC for Butterfly LD 14 pin

CURRENT, VOLTAGE & TEC CONTROLLER

• Maximum current LD (I): 250 mА; 750 mA; 1500 mA
• Output voltage LD (V): 0.5-3 V
• Current stability: 0.1 %
• Current set accuracy: 1 %
• Output current noise: 10-15 µA
• ТЕС output power: ±4А
• TEC output voltage: ±4V
• TEC output current ripple: 2-4mА
• TEC Feedback Sensor: 10 kOhm NTC
• Temperature Control Range: +15 to +40 °C

LASER DIODE PROTECTION

• Current limit
• Temperature limit
• Reverse current protection
• ESD and transient protection
• Soft-start laser diode current ramp.

PINOUT

• STSF8XXX support laser diode Type 1: pump laser diode
• STSF8XXXT support laser diode Type 2: telecom laser diode

DIMENSIONS AND WEIGHT

• Dimensions 101.6 x 61 x 20 mm
• Weight: 136 g

USER INTERFACE

• Trim potentiometers for driver Current and TEC power
• Analog
• RS-232 / UART digital interface (USB as a paid option 20 €)

INPUT

• Input voltage range (Vin): 5 V

2.3 Laser Diode Driver STSF8XXX-10 ith TEC for Butterfly LD 10 pin

CURRENT, VOLTAGE & TEC CONTROLLER

• Maximum current LD (I): 250 mА; 750 mA; 1500 mA
• Output voltage LD (V): 0.5-3 V
• Current stability: 0.1 %
• Current set accuracy: 1 %
• Output current noise: 10-15 µA
• ТЕС output power: ±4А
• TEC output voltage: ±4V
• TEC output current ripple: 2-4mА
• TEC Feedback Sensor: 10 kOhm NTC
• Temperature Control Range: +15 to +40 °C

LASER DIODE PROTECTION

• Current limit
• Temperature limit
• Reverse current protection
• ESD and transient protection
• Soft-start laser diode current ramp.

DIMENSIONS AND WEIGHT

• Dimensions 101.6 x 61 x 18.56 mm
• Weight: 119 g

USER INTERFACE

• Trim Potentiometers for Driver Current and TEC Power
• Analog
• RS-232 / UART Digital Interface (USB as a paid option 20 €)

INPUT

• Input voltage range (Vin): 5 V

In order for you to more easily understand our drivers, please refer to their operation manuals by clicking STSF68300. The specifications of other STSF8xxx drivers are similar to the above and not given here. Please feel free to contact us if you need any further information.

3. STSF8XXX-NM Series Laser Diode Drivers with TEC Controllers

STSF8XXX-NM is modification our STSF8XXX series without mount. It have TEC and LD current chanel. STSF8XXX-NM drivers series have special design for supply laser. Driver include high stability current source (0,01mА) for laser diode and TEC for precision maintaining the temperature on peiltier element (TEM) (0,01 °C). The main fields of application is laser pumping, laser spectroscopy, laboratory test set-ups. These devices are an excellent choice for laser diode from II-VI Laser Enterprise, Eblana Photonics, 3SP Technologies, Furukawa and etc.

Features

• All-in-one current source, temperature controller
• LD low current ripple: ≤ 10uA
• Current stability < 0.1%
• Integrated PID controller, doesn't require setup
• Soft-start current ramp, current limit, temperature limit for laser diode protection

CURRENT, VOLTAGE & TEC CONTROLLER

• Maximum current LD (I): 250 mА; 750 mA; 1500 mA
• Output voltage LD (V): 0.5-3 V
• Current stability: 0.1 %
• Current set accuracy: < +/- 1 %
• Output current noise: 10-15 µA
• ТЕС output current: ±4А
• TEC output voltage: ±4V
• TEC output current ripple: 2 ~ 4mА
• TEC Feedback Sensor: 10 kOhm NTC
• Temperature Control Range: +15 to +40 °C

LASER DIODE PROTECTION

• Soft-Start Current Ramp
• Current limit
• Temperature limit
• Reverse current protection
• ESD and transient protection

DIMENSIONS AND WEIGHT

• Dimensions: 57.9 x 61 x 22 mm
• Weight: 115 g

USER INTERFACE

• Trim potentiometers for driver current and TEC power
• Analog
• RS-232 / UART/ USB

INPUT

• Input Voltage Supply (Vin): 5 VDC

PACKAGE SET

• Driver – 1 pcs
• 50 cm ribbon cable with one 8-pin connector – 1 pcs
• 50 cm ribbon cable with one 20-pin connector – 1 pcs
• Datasheet & User Manual – 1 pcs
• USB-UART converter – 1 pcs
• Free software

WARRANTY PERIOD

• One year manufacturer's warranty