THORLABS IP250-BV Laser Diode Drivers (250 mA)

Input Power Requirements: ±12 VDC @ 275 mA

Constant Current Mode

Control Range: 0 to ±250 mA

Setting Accuracy: ±0.5 mA

Compliance Voltage: 8.0 VDC (Max)

Ripple & Noise (10 Hz - 10 MHz): <10 μA RMS

Short-Time Fluctuations: <50 μA

Temperature Coefficient: <100 ppm/°C

Drift (<10 Hz Over 30 minutes): <100 μA

Limit Adjust Range: 0 to 250 mA

Limit Accuracy: ±1% of Limit Setpoint

Constant Power Mode

Control Range Photo Diode Current: 5 μA to 2 mA

Setting Accuracy: ±2 μA

Drift (<10 Hz Over 30 minutes): <1 μA

Limit Adjust Range: 0 to 2.5 mA

Limit Accuracy: ±2 μA

Analog Modulation (a) / Control Voltage

Input Resistance: 10 kΩ

Bandwidth: DC to 50 kHz

Transfer Function (ACC Mode): 25 mA/V

Input Range: 0 to 10 V

Analog Monitor Outputs (b)

Ilim: 0 to 250 mV = 0 to ±250 mA

ILD: 0 to 250 mV = 0 to ±250 mA

IPD: 0 to 2.0 V = 0 to 2.0 mA

Plim: 0 to 2.5 V = 0 to 2.5 mA

Physical Specifications

Dimensions (L x W x H): 5.0" x 2.5" x 0.8" (127 mm x 63.5 mm x 20.3 mm)

Weight: 1.5 lbs (0.68 kg)

(a) The driver for the IP250-BV can only be modulated with a sinusoidal waveform.

(b) All outputs are single-ended with respect to ground.