keithley講座ppt課件(參考版)
2025-02-24 12:32本頁面
【正文】 Copyright 2022 Keithley Instruments, Inc. 23 End Thanks 。 Copyright 2022 Keithley Instruments, Inc. 21 Charge trapping and Pulse IV (4200 + PIV) ? Charge trapping – Single pulse charge trapping ? Pulse IV – VgsId – VdsId – Scope capture A G R E A T E R M E A S U R E O F C O N F I D E N C E a 169。 Copyright 2022 Keithley Instruments, Inc. 19 Capacitance measurement library ? Keithley 590 C meter – c_meas (single point c measurement) – ct_sweep – cv_sweep – cv_pulse_sweep ? Agilent 4284/4980 library – c_meas – cv_sweep ? Agilent 4294 library – cv_sweep – FI_sweep (frequency sweep) A G R E A T E R M E A S U R E O F C O N F I D E N C E a 169。 Copyright 2022 Keithley Instruments, Inc. 17 Common test libraries examples – BJT ? BVCBO (collectorbase breakdown voltage with emitter open) ? BVCEI (collectoremitter breakdown voltage with bias I) ? BVCEO (collectoremitter (base open) breakdown voltage) ? BVCES (collectoremitter (baseemitter shorted) breakdown voltage) ? BVCEV (collectoremitter (base bias) breakdown voltage) ? BVEBO (emitterbase (collectoropen) breakdown voltage) ? BVECO (emittercollector breakdown voltage at opening base) ? HFE_SW (DC current gain sweep method) ? HFE_TRA1 (DC current gain, traditional method) ? IBCO (basecollector current, collector opened) ? IBEO (basecollector current, emitter opened) ? IBICVBE (IB and IC vs VBE curves) ? IBVBE (IB vs VBE curve) ? ICBO (collectoremitter cut off current, base opened) ? ICEO (collectoremitter cut off current, base opened) ? ICES (collectoremitter cut off current, baseemitter shorted) ? ICEV (collectoremitter cut off current, base biased) ? ICVCB (ICVCB curve) ? ICVCEIB (ICVCB curve with Based biased current) ? ICVCE_VB (ICVCB curve with Based biased voltage) ? IEBO (emitterbase cut off current, collector opened) ? IECO (emittercollector current, base opened) ? IEVEB (IEVEB curve) ? VBCO (basecollector voltage, emitter open) ? VCE (collectoremitter voltage)
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