A - Specifications
Supplemental CharacteristicsTable
Parameter |
| HP 6631B | HP 6632B |
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| HP 6633B |
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| HP 6634B |
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| HP 66332A |
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Input Ratings | 100 Vac mains: |
| 87− 106 Vac, 47− 63 Hz, 3.5 A, 250 W |
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(at full load) | 115 Vac mains: |
| 104− 127 Vac, 47− 63 Hz, 3 A, 250 W |
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| 220 Vac mains: |
| 191− 233 Vac, 47− 63 Hz, 1.6 A, 250 W |
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| 230 Vac mains: |
| 207− 253 Vac, 47− 63 Hz, 1.5 A, 250 W |
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Output Programming | Voltage: | 0− 20.475 V |
| 0− 51.188 V | 0− 102.38 V | ||||||
Range | Current: | 0− 5.1188 A |
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| 0− 2.0475 A |
| 0− 1.0238 A | ||||
| OVP: | 0− 22 V |
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| 0− 55 V |
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| 0− 110 V |
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Average Programming | Voltage: | 2 mV | 5 mV |
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| 12.5 mV |
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| 25 mV |
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Resolution | Current: | 2.5 mA | 1.25 mA |
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| 0.5 mA |
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| 0.25 mA |
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| OVP: | 60 mV | 100 mV |
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| 250 mV |
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| 500 mV |
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OVP Accuracy |
| 2.4% + 100 mV | 2.4% + 240 mV |
| 2.4% + 600 mV | 2.4% + 1.2 V | |||||
Maximum Current |
| 14.3 A | 6.66 A |
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| 2.43 A |
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| 1.21 A |
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Measurement |
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Average Current | High Range: | 436 uA | 213 μA |
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| 74 μA |
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| 37 μA |
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Measurement Resolution | Low Range: | 0.6 uA | μ |
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| 0.6 A |
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| 0.6 A |
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| 0.6 A |
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Sink Current |
| − 5 A |
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| − 2 A |
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| − 1 A |
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Sink Current Tracking | SCPI mode1: | 0.4% + 4 mA | 0.4% + 2 mA |
| 0.4% + 1 mA | 0.4% + 0.5 mA | |||||
| Compatibility mode: | − 250 mA |
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| − 100 mA |
| − 50 mA |
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Minimum Current in |
| 40 mA | 20 mA |
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| 8 mA |
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| 4 mA |
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Compatibility Mode |
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Programming Accuracy | Voltage: | 0.01% + 0.15 mV | 0.01% +0.25 mV |
| 0.01% + 0.5 mV | 0.01% + 1 mV | |||||
Temperature Coefficient | Current: | 0.01% + 60 uA | 0.01% + 30 μA |
| 0.01% + 12 μA | 0.01% + 6 μA | |||||
(change/°C) | OVP: | 0.01% + 2 mV | 0.015% + 4 mV |
| 0.015% + 10 mV | 0.015% + 20 mV | |||||
Readback Accuracy | Voltage: | 0.01% + 60 uV | 0.01% + 150 μV |
| 0.01% + 500 μV | 0.01% + 750 μV | |||||
Temperature Coefficient | Current (ACDC): | 0.05% + 320 uA | μ |
| 0.05% + 80 | μ | A | 0.05% + 40 | μ | ||
(change/°C) | Current (DC): | 0.02% + 50uA | 0.05% + 160 | A |
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μ | A |
| 0.02% + 10 | μ | A | 0.02% + 5 | μ | A | |||
| Current (Low range): | 0.01% + 0.3 uA | 0.02% + 25 |
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| 0.01% + 0.3 μA |
| 0.01% + 0.3 μA | 0.01% + 0.3 μA | |||||||
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Drift2 | Voltage: | 0.01% + 0.25 mV | 0.01% + 0.5 mV |
| 0.01% + 1 mV | 0.01% + 1 mV | |||||
| Current: | 0.01% + 100uA | 0.01% + 50 μA |
| 0.01% + 20 μA | 0.01% + 10 μA | |||||
Output Voltage Rise/Fall | Normal mode: |
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| 2 ms |
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Time | Fast mode: |
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| 400 μs |
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| (for a change from 10% to 90% or 90% to 10% of the total excursion) |
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Output Voltage Settling | Normal mode: |
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| 6 ms |
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Time | Fast mode: |
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| 2 ms |
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| (to settle within 1 LSB or 0.025% times the rated voltage of the final value) |
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1For 8 volt unit, between 0 and 10 mA, the sink current remains at
For 50 volt unit, between 0 and 2.5 mA, the sink current remains at
2Following a 30 minute
50