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IRS20954STRPBF Datasheet(PDF) 4 Page - International Rectifier |
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IRS20954STRPBF Datasheet(HTML) 4 Page - International Rectifier |
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4 / 25 page  IRS20954S www.irf.com 4 Electrical Characteristics (cont.) Symbol Definition Min. Typ. Max. Units Test Conditions Floating PWM Input VIH Logic high input threshold voltage 2.3 - - VIL Logic low input threshold voltage - - 1.5 V IIN+ Logic “1” input bias current - - 40 VIN =3.3 V IIN- Logic “0” input bias current - - 5 µA VIN = VSS Protection VREF Reference output voltage 4.6 5.1 5.6 IOREF =0.5 mA Vth,OCL Low-side OC threshold in Vs 1.0 1.2 1.4 OCSET=1.2 V, Fig. 13 Vth,OCH High-side OC threshold in VCSH 1.0+ Vs 1.2+ Vs 1.4+ Vs Vs=200 V, Fig. 14 Vth,1 CSD pin shutdown release threshold 0.62 x VDD 0.70 x VDD 0.78 x VDD Vth,2 CSD pin self reset threshold 0.26 x VDD 0.30 x VDD 0.34 x VDD V VSS =0 V ICSD+ CSD pin discharge current 50 100 150 ICSD- CSD pin charge current 50 100 150 µA VSD = VSS +5 V tSD Shutdown propagation delay from VCSD > VSS + VthOCH to shutdown - - 1 Fig. 2 tOCH Propagation delay time from VCSH > VthOCH to shutdown - - 1 Fig. 3 tOCL Propagation delay time from Vs> VthOCL to shutdown - - 1 µs Fig. 4 Gate Driver (Fig.5) Io+ Output high short circuit current (source) 0.8 1.0 - Vo=0 V, PW<10 µs Io- Output low short circuit current (sink) 1.0 1.2 - A Vo=12 V, PW<10 µs VOL Low level output voltage LO – COM, HO - VS - - 0.1 VOH High level output voltage VCC – LO, VB - HO - - 1.4 V Io=0 A tr Turn-on rise time - 15 - tf Turn-off fall time - 10 - ton_1 High- and low-side turn-on propagation delay, floating inputs - 105 - toff_1 High- and low-side turn-off propagation delay, floating inputs - 90 - ton_2 High- and low-side turn-on propagation delay, non-floating inputs - 105 - toff_2 High- and low-side turn-off propagation delay, non-floating inputs - 90 - VDT = VCC, VS = 100 V, VSS = COM DT1 Deadtime: LO turn-off to HO turn-on (DTLO-HO) & HO turn-off to LO turn-on (DTHO-LO) 8 15 22 VDT>VDT1, VSS = COM DT2 Deadtime: LO turn-off to HO turn-on (DTLO-HO) & HO turn-off to LO turn-on (DTHO-LO) 15 25 35 VDT1>VDT> VDT2, VSS = COM DT3 Deadtime: LO turn-off to HO turn-on (DTLO-HO) & HO turn-off to LO turn-on (DTHO-LO) 20 35 50 VDT2>VDT> VDT3, VSS = COM DT4 Deadtime: LO turn-off to HO turn-on (DTLO-HO) & HO turn-off to LO turn-on (DTHO-LO)VDT= VDT4 25 45 60 ns VDT3>VDT> VDT4, VSS = COM |
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