HP4284电桥手册

Agilent 4284A/4285A Precision LCR Meter Family20 Hz to 1 MHz75 kHz to 30 MHzTechnical OverviewA new standard for precise component, semiconductor and material measurements2Agilent precision LCR meter familyUtilize state-of-the art measurement technologies• 6-digits of resolution at any range• Basic accuracies of 0.05% (Agilent 4284A) and 0.1% (Agilent 4285A)• 20 impedance parameters to access and measure• Constant V or I test signal level• 20 Vrms test signal level (Agilent 4284A)Move your process towarderror-free operation• Instrument setup state storage• Comparator functions• Selectable frequency errorcorrections• Open, short and load corrections remove parasiticsKey specificationsAgilent 4284A precision LCR meterTest frequency20 Hz to 1 MHz over 8610 selectable frequenciesMeasurement range 1|Z|, R, X :0.01 m Ω to 99.9999 MΩ|Y|, G,B :0.01 nS to 99.9999 SC :0.01 fF to 9.99999 FL :0.01 nH to 99.9999 kHD :0.000001 to 9.99999Q :0.01 to 99999.9Basic accuracy|Z| , C and L:0.05% D:0.0005 Test signal level rangeVoltage5 mVrms to 2 VrmsCurrent50 µArms to 20 mArmsConstant test signal level rangeVoltage10 mVrms to 1 VrmsCurrent100 µArms to 10 mArmsMeasurement time 239 ms/190 ms/830 ms at 1 kHz 4284A with Option 4284A-001Test signal level rangeVoltage5 mVrms to 20 VrmsCurrent50 µArms to 200 mArmsConstant test signal level rangeVoltage10 mVrms to 10 VrmsCurrent100 µArms to 100 mArmsInternal DC bias ± (1 mV ~ 40 V), ≤100 mA, 0.1% accuracy4284A with Option 4284A-002 and 42841ADC current bias0.01 A to 20 A (with 42841A and 42842A)0.02 A to 40 A (with 42841A x 2 ea., 42842B and 42843A)1. Refer to specifications for complete accuracy.2. Supplimental information only.3Satisfying your performance needsAdapt instrument...