Chapter 9 Specifications 105
9.2
Model 8008 Modules
9.2.1 Dual Laser Diode Driver (LDD) Modules
Specifications 8501.8D 8505.8D 8510.8D
Laser Output
Output Current Range (mA) 0 to 100 mA 0 to 500 mA 0 to 1,000 mA
Output Current Resolution (mA) (16-bit) 0.0015 0.0076 0.0153
Output Current Accuracy
16
0.03 + 5 µA 0.03 + 15 µA 0.03 + 30 µA
Compliance Voltage 3 Volts 3 Volts 3 Volts
Temperature Coefficient (Full Scale) < 50 ppm/°C < 50 ppm/°C < 50 ppm/°C
Short Term Stability (1 hr., Full Scale) < 10 ppm < 10 ppm < 10 ppm
Long Term Stability (24 hr., Full Scale) < 50 ppm < 50 ppm < 50 ppm
Noise/Ripple (rms)
15
< 2 µA < 2 µA < 2.5 µA
Current Limit
Range 0 to 100 mA 0 to 500 mA 0 to 1,000 mA
Resolution 1 mA 1 mA 1 mA
Accuracy ± 2 mA ± 2 mA ± 2 mA
Photodiode Input
Range 0 - 5 mA 0 - 5 mA 0 - 5 mA
Stability (Full Scale, 24 hours) ± 0.02 % ± 0.02 % ± 0.02 %
Accuracy
16
0.004 + 0.5
µ
A 0.004 + 0.5
µ
A 0.004 + 0.5
µ
A
Temperature Coefficient (% Full Scale/°C) < 0.02 < 0.02 < 0.02
Photodiode Reverse Bias none none none
Measurement Display
Output Current Range (mA) 0 to 100.00 0 to 500.0 0 to 1,000.0
Output Current Resolution (mA) 0.01 0.01 0.1
Output Current Accuracy
16
0.02 + 10 µA 0.02 + 20 µA 0.02 + 200 µA
Forward Voltage Range (Volts) 0.000 to 3.000 0.000 to 3.000 0.000 to 3.000
Forward Voltage Resolution (mV) 0.1 0.1 0.1
Forward Voltage Accuracy
16
0.005 + 0.3 mV 0.005 + 0.3 mV 0.005 + 0.3 mV
Photodiode Current Range (µA) 5 - 5,000 5 - 5,000 5 - 5,000
Photodiode Current Resolution (µA) 0.1 0.1 0.1
Photodiode Current Accuracy
16
0.01 + 0.5 µA 0.01 + 0.5 µA 0.01 + 0.5 µA
PD Resp. Range (µA/mW) 0.00 to 600.00 0.00 to 600.00 0.00 to 600.00
PD Resp. Resolution (µA/mW) 0.01 0.01 0.01
Optical Power Range (mW) 0.00 to 100.00 0.00 to 500.00 0.00 to 1000.0
Optical Power Resolution (mW) 0.01 0.01 0.01
15
True rms, 3Hz to 300 kHz, ½ FS, resistive load
16
± (% reading + fixed error)
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