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TPS54610 Datasheet(PDF) 4 Page - Texas Instruments |
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TPS54610 Datasheet(HTML) 4 Page - Texas Instruments |
4 / 24 page www.ti.com TPS54610 SLVS398F – JUNE 2001 – REVISED APRIL 2007 ELECTRICAL CHARACTERISTICS (continued) over operating free-air temperature range unless otherwise noted PARAMETER TEST CONDITIONS MIN TYP MAX UNIT PWM COMPARATOR PWM comparator propagation delay time,PWM comparator input to PH pin 10-mV overdrive(1) 70 85 ns (excluding deadtime) SLOW-START/ENABLE Enable threshold voltage, SS/ENA 0.82 1.20 1.40 V Enable hysteresis voltage, SS/ENA 0.03 V Falling edge deglitch, SS/ENA(1) 2.5 µs Internal slow-start time 2.6 3.35 4.1 ms Charge current, SS/ENA SS/ENA = 0 V 3 5 8 µA Discharge current, SS/ENA SS/ENA = 1.2 V, VI = 2.7 V 2 2.3 4 mA POWER GOOD Power good threshold voltage VSENSE falling 90 %Vref Power good hysteresis voltage(4) 3 %Vref Power good falling edge deglitch(4) 35 µs Output saturation voltage, PWRGD I(sink) = 2.5 mA 0.18 0.3 V Leakage current, PWRGD VI= 5.5 V 1 µA CURRENT LIMIT VI = 3 V Output shorted(4) 7.2 10 Current limit trip point A VI= 6 V Output shorted(4) 10 12 Current limit leading edge blanking time(4) 100 ns Current limit total response time(4) 200 ns THERMAL SHUTDOWN Thermal shutdown trip point(4) 135 150 165 °C Thermal shutdown hysteresis(4) 10 °C OUTPUT POWER MOSFETS VI = 6 V(5) 26 47 rDS(on) Power MOSFET switches m Ω VI = 3 V(5) 36 65 (4) Specified by design (5) Matched MOSFETs low-side rDS(on) production tested, high-side rDS(on) specified by design 4 Submit Documentation Feedback |
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