THORLABS ITC5102 Laser Diode Current/TEC Controller (0 ~ ±1 A)

Laser Controller: Current Control

Control Range (continuous): 0 to ±1 A

Compliance Voltage: >2.5 V (typ. >3 V)

Resolution:  20 µA

Accuracy (typ., f.s.): ±1 mA

Noise without Ripple (10Hz to 10MHz, RMS, typ.): <20 µA

Ripple (50Hz / 60Hz, RMS, typ.): <0.5 µA

Transients (Processor, typ.): <50 µA

Transients (other, typ.): 1 mA

Drift (24hrs, at constant ambient temperature, typ.): <20 µA

Temperature Coefficient: <50 ppm/°C

Laser Controller: Power Control

Control Range of Photo Current: 10 µA to 5 mA

Resolution: 0.1 µA

Accuracy (typ., f.s.): ±5 µA

Reverse Bias Voltage: 0 to 4 V (adjustable)

Laser Controller: Current Limit

Setting Range: 0 to >1 A

Resolution: 250 µA

Accuracy (typ., f.s.): ±2 mA

Laser Voltage Measurement

Measurement Principle: 4-Wire (improves accuracy by compensating for cable resistance)

Measurement Range: 0 to 4 V

Resolution: 0.15 mV

Accuracy: ±5 mV

External Laser Modulation

Input Resistance: 10 kΩ

Modulation Coefficient (Constant Current Mode): 100 mA/V ± 10%

3 dB Modulation Bandwidth (Constant Current Mode): 200 kHz

Modulation Coefficient (Constant Power Mode): 0.5 mA/V ± 10%

Internal Laser Modulation

Format: Sinusoidal, Triangular, Square

Frequency Range: 0.02 to 20 kHz

Rise-/Fall Time>: 4 µs

Temperature Controller: Output

Control Range of TEC Current: -1.5 A to +1.5 A

Compliance Voltage: >3.5 V

Maximum Output Power: 5.25 W

Measurement Resolution TEC Current: 60 µA

Measurement Range TEC Voltage: -4 V to +4 V

Measurement Resolution TEC Voltage: 0.2 mV

Noise and Ripple (typ.)>: <1 mA

Temperature Controller: Measurement Sensor

Sensor Type Thermistor

Operating Range: 0.2 to 40 kΩ

Resolution: 0.8 Ω

Accuracy: ±10 Ω

Stability (24hrs): 1 Ω

Temperature Control Loop

Type: PID, analog

Resolution P/I/D-Share Setting: 12 Bit each

TEC Current Limit

Adjustment Range: 0 to >1.5 A

Resolution via D/A Converter: 0.5 mA

Accuracy: ±20 mA

General Data

Connector Laser / TEC: 15-pin D-Sub

Connector Modulation Input: SMA

Card Width: 1 TXP Slot

Dimensions (W x G x D): 25 mm x 130 mm x 270mm³

Weight: 675 g

Operating Temperature: 0 to 40°C

Storage Temperature: -40 to 70°C

Warm-up Time: <10 min

All technical data are valid at 23 ± 5 °C and 45 ± 15% relative humidity.