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The ILX Lightwave LDC-3724 is a 500 mA laser diode current source with integrated temperature controller. Specifications. Drive Current Output; Range: 0-200 mA, 0-500 mA. Setpoint Resolution: 4 µA (200 mA), 10 µA (500 mA). Setpoint Accuracy: ±0.05% of FS. Compliance Voltage: 0-6.5V adjustable. Temperature Coefficient: <50ppm/°C. Short-Term Stability (one-hour): <20 ppm. Long-Term Stability (24-hour): <40 ppm. Noise and Ripple (rms) High Bandwidth Mode: <4 µA. Noise and Ripple (rms) Low Bandwidth Mode: <2 µA. Drive Current Limit Settings; Range: 0-202 mA, 0–505 mA. Resolution: 1 mA (202 mA), 2.5 mA (505 mA). Accuracy: ±2 mA (202 mA), ±5 mA (505 mA). Photodiode Feedback; Type: Differential. Photodiode Reverse Bias: 0-5 V adjustable. Photodiode Current Range: 5 to 5000 µA. Output Stability: 0.02%. Setpoint Accuracy: ±0.1% of FS. External Analog Modulation; Input: 0-10 V, 10 kohm. Transfer Function: 20 mA/V (202mA), 50 mA/V(505mA). High Bandwidth (3dB): DC to 500 kHz (202mA). Low Bandwidth (3dB): DC to 10 kHz (202mA). Trigger Ouput; Type: TTL. Pulse Width: 10 µs. Delay: 12 ms. Temperature Control; Temperature Control Range: -99°C to 199°C. Thermistor Setpoint: -20°C to 50°C. Resolution: 0.1°C(-20°C to 20°C), 0.2°C(20°C to 50°C). Accuracy: ±0.2°C(-20°C to 50°C). Short-Term Stability (one-hour): ±0.004°C or better. TEC Output; Output Type: Bipolar, constant current source. Compliance Voltage: 4 Volts at 4 Amps. Maximum Output Current: 4.0A. Maximum Output Power: 16W. Current Noise and Ripple: <1 mA rms. Display Type: 5-Digit, Green LED.
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