|
Laser Diode Current Source
Current Source |
|
Range |
0 to 500 mA |
|
Setpoint |
10 µA |
|
Accuracy |
±0.01 % of full scale |
|
Output impedance (DC) |
>1 MΩ |
|
Stability |
|
|
Thermal |
<10 ppm/°C |
|
Short term (1 hr.) |
<5 ppm full scale |
|
Long term (24 hr.) |
<20 ppm full scale |
|
Noise |
<3.5 nA/√Hz |
|
|
<3 µA rms (10 Hz to 100 kHz) |
|
Compliance voltage |
|
|
Range |
0 to 10 V, programmable |
|
Resolution |
10 mA |
|
Accuracy |
±0.5 % |
|
Current limit |
|
|
Range |
0 to 501 mA |
|
Resolution |
1 mA |
|
Accuracy |
±2 mA |
|
Analog Modulation |
|
Input range |
0 to 10 V |
|
Input impedance |
4 kΩ |
|
Gain |
|
|
CC mode |
50 mA/V (LD current) |
|
CP mode |
500 µA/V (PD current) |
|
Bandwidth (-3 dB) |
|
|
CC mode |
DC to 1.1 MHz (high) |
|
|
DC to 10 kHz (low) |
|
CP mode |
DC to 10 kHz (high) |
|
|
DC to 90 Hz (low) |
|
Monitor Photodiode |
|
Bias voltage |
0 to 5 V, programmable |
|
PD current range |
3 to 5000 µA |
|
Setpoint resolution (CP) |
1 µA |
|
Setpoint accuracy |
±2 µA |
|
Drift (CP mode) |
±0.03 % |
|
Measurement & Display |
|
Output current |
|
|
Range |
0 to 501 mA |
|
Resolution |
0.01 mA |
|
Accuracy |
±0.03 % FS |
|
Photodiode current |
|
|
Range |
0 to 5010 µA |
|
Resolution |
0.1 µA |
|
Laser diode forward voltage |
|
|
Range |
0 to 12 V |
|
Resolution |
1 mV |
|
Accuracy |
±2 mV ( 4 wire) |
|
Temperature Controller |
|
Control range |
|
|
Firmware limits |
-150 °C to +250 °C |
|
Setpoint resolution |
0.001 °C |
|
Setpoint accuracy |
0.01 °C, sensor dependent |
|
Stability (typ.) |
(using a 10 kΩ NTD thermistor) |
|
Thermal (vs. ambient) |
0.0005 °C/°C |
|
Short term (1hr.) |
±0.001 °C |
|
Long term (24 hr.) |
±0.004 °C |
|
Control algorithm |
PID, with autotuning and antiwindup |
|
TEC Output |
|
Source type |
Linear, bipolar current source |
|
Current range |
-4.5 A to + 4.5 A |
|
Setpoint resolution |
1 mA |
|
Setpoint accuracy |
±10 mA |
|
Max. power |
36 W |
|
Compliance voltage |
>8 VDC |
|
Current noise |
<1 mA rms @ 4 A output |
|
Current limits |
|
|
Range |
-4.5 A to +4.5 A, low and high |
|
Accuracy |
±5 mA |
|
Temperature Sensors |
|
Thermistors |
10 Ω to 500 kΩ (sensor bias at 10 µA, 100 µA, 1000 µA) |
|
RTD |
Pt-100, Pt-1000 (1 mA sensor bias) |
|
IC voltage sensors |
LM335 and equivalent |
|
IC current sensors |
AD590, TMP17, and equivalent |
|
Measurement & Display |
|
Temperature |
|
|
Range |
-150 °C to +250 °C |
|
Resolution |
0.001 °C |
|
Thermistor |
|
|
Range |
0 to 500 kΩ |
|
Resolution |
0.01 % |
|
Accuracy |
0.03 % |
|
TEC current |
|
|
Range |
-4.5 A to +4.5 A |
|
Resolution |
1 mA |
|
Accuracy |
±10 mA |
|
TEC voltage |
|
|
Range |
-9 V to +9 V |
|
Resolution |
1 mV |
|
Accuracy |
±10 mV (4 wire) |
|
General |
|
Instrument connectors |
DB9-F (laser diode), DB15-F (TEC), BNC (modulate, trigger output) |
|
Remote interfaces |
GPIB (IEEE-488.2), RS-232, Ethernet |
|
Power |
100 W, 100 to 120 VAC / 220 to 240 VAC, 50 Hz / 60 Hz, |
|
Dimensions |
7'× 5 ' × 15' (WHL) |
|
Weight |
15 lbs. |
|
Warranty |
One year parts and labor on defects in materials and workmanship |
