16 | Keysight | 4285A Precision LCR Meter – Data Sheet
DC bias level
The following DC bias level accuracy is specified for an ambient temperature range of
23 °C ± 5 °C. Multiply the temperature induced setting error, Kt listed in Figure 1-5 for
the temperature range of 0 °C to 55 °C.
Voltage range
Resolution
1 mV
Setting accuracy
±(0.000 to 4.000) V
±(4.002 to 8.000) V
±(8.005 to 20.000) V
±(20.01 to 40.00) V
±(0.1% of setting +1 mV)
±(0.1% of setting +2 mV)
±(0.1% of setting +5 mV)
±(0.1% of setting +10 mV)
2 mV
5 mV
10 mV
A maximum DC bias current of 100 mA can be applied to the DUT.
DC bias monitor terminal
DC bias voltage or current can be monitored at the rear panel BNC connector.
The following monitor accuracies are applied when the digital volt meter whose input
impedance is ≥ 10 MΩ is used.
–
DC bias voltage monitor
DC bias voltage across the DUT x 1
Output impedance:
Monitor accuracy:
11 kΩ
±(0.2% of reading + 2 + 0.8 x Idut) mV
where:
Idut is current flowing through the DUT in [mA].
–
DC bias current monitor
DC bias current through the DUT 10 Ω (1 V at 100 mA)
Output impedance:
Monitor accuracy:
10 kΩ
±(1% of reading + 0.3) mA
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