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HV9982 Datasheet(PDF) 5 Page - Microchip Technology |
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HV9982 Datasheet(HTML) 5 Page - Microchip Technology |
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5 / 22 page  2014 Microchip Technology Inc. DS20005295B-page 5 HV9982 Over-voltage Protection (OVP1, OVP2 and OVP3) VOVP,rising Over voltage rising trip point 1 4.5 5.0 5.5 V OVP rising VOVP,HYST Over voltage hysteresis - - 0.5 - V OVP falling Current Sense (CS1, CS2 and CS3) TBLANK Leading edge blanking 1 100 - 250 ns --- TDELAY Delay to output of gate 1 - - 200 ns 100mV overdrive to the current sense RDIS Discharge resistance for slope compensation 1- - 650 Ω Gate = Low Internal Transconductance Opamp (Gm1, Gm2 and Gm3) GB Gain bandwidth product 2 - 1.0 - MHz 75pF capacitance at COMP pin AV Open loop DC gain - 65 - - dB Output open VCM Input common-mode range 2 -0.3 - 3.0 V --- VO Output voltage range 2 0.7 - VDD V --- Gm Transconductance - 500 600 700 μA/V --- VOFFSET Input offset voltage - -5.0 - 5.0 mV --- IBIAS Input bias current 2 - 0.5 1.0 nA --- Oscillator (CLOCK) fOSC1 Oscillator frequency - - 500 - kHz FCLOCK = 6.0MHz KSW Oscillator divider ratio 2 - 12 - - --- Phi1 GATE1 - GATE2 phase delay 2- 120 - ° --- Phi1 GATE1 - GATE3 phase delay 2- 240 - ° --- TOFF CLOCK low time 2 50 - - ns --- TON CLOCK high time 2 50 - - ns --- VCLOCK,HI CLOCK input high 1 2.0 - - V --- VCLOCK,LO CLOCK input low 1 - - 0.8 V --- Disconnect Driver (FLT1, FLT2 and FLT3) TRISE,FAULT Fault output rise time - - - 450 ns 330pF capacitor at FAULT pin TFALL,FAULT Fault output fall time - - - 200 ns 330pF capacitor at FAULT pin Short Circuit Protection (all three channels) TBLANK,SC Blanking time 1 400 - 700 ns --- GSC Gain for short circuit com- parator - 1.85 2.00 2.15 - --- Vomin Minimum current limit threshold 2 0.15 - 0.25 V REF = GND TOFF Propagation time for short circuit detection - - - 250 ns FDBK = 2 • REF + 0.1V HICCUP timer IHC,SOURCE CurrentsourceatSKIPpinused for hiccup mode protection -- 10 - μA --- TABLE 1-1: ELECTRICAL CHARACTERISTICS (CONTINUED) (SHEET 2 OF 3)1 Symbol Parameter Note Min Typ Max Units Conditions Note 1: Applies over the full operating ambient temperature range of 0°C < TA < +85°C. 2: For design guidance only. |
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