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TPS65262RHBT Datasheet(PDF) 8 Page - Texas Instruments |
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TPS65262RHBT Datasheet(HTML) 8 Page - Texas Instruments |
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8 / 43 page  TPS65262 SLVSCF9C – JANUARY 2014 – REVISED JULY 2014 www.ti.com Electrical Characteristics (continued) TJ = 25°C, VIN = 12 V, ƒSW = 600 kHz (unless otherwise noted) PARAMETER TEST CONDITIONS MIN TYP MAX UNIT POWER GOOD, MODE, POWER SEQUENCE FBx undervoltage falling 92.5% FBx undervoltage rising 95% Vth_PG Feedback voltage threshold VREF FBx overvoltage rising 107.5% FBx overvoltage falling 105% TDEGLITCH(PG)_F PGOOD falling edge deglitch time 0.19 ms TRDEGLITCH(PG)_R PGOOD rising edge deglitch time 1 ms IPG PGOOD pin leakage 0.05 µA VLOW_PG PGOOD pin low voltage ISINK = 1 mA 0.4 V VMODEH MODE high level input voltage 1.2 1.26 V VMODEL MODE low level input voltage 1.1 1.15 V IMODE MODE pull-up current MODE = 1 V 3.6 µA IMODE MODE pull-up current MODE = 1.5 V 6.6 µA Delay time between bucks at Tpsdelay MODE = 1.5 V 1.7 ms automatic power sequencing mode(2) LDO1 AND LDO2 VLENXH LEN1, LEN2 high-level input voltage 1.2 1.26 V VLENXL LEN1, LEN2 low-level input voltage 1.1 1.15 V LENx = 1 V 3.6 ILENX LEN1, LEN2 pullup current µA LENx = 1.5 V 6.6 VINLDO1 LDO input voltage range 1.3 18 V VOUTLDO1 LDO output voltage range load current = 200 mA, VIN = 12 V 1 5.5 V VLDOFB1 LDO voltage reference load current = 10 mA, VIN = 12 V 0.594 0.6 0.606 V Imax_LDO1 LDO current limit 240 330 mA IOUT = 20 mA 12 mV Vdropout1 LDO drop out voltage IOUT = 200 mA 120 mV VOUT = 1.8 V, IOUT = 10 mA, LVIN1 changes from 2 to VLINEREG_LDO1 LDO line regulation-DC(2) 0.002 %/V 18 V VLOADREG_LDO1 LDO load regulation-DC(2) IOUT = 1mA to 200mA 0.02 %/A Vin_LDO1 = 12 V, VOUT = 1.8 V, IOUT = 10 mA, PSRRLDO1 Ripple rejection(2) 56 dB ƒ = 10 kHz VINLDO2 LDO input voltage range 1.3 18 V VOUTLDO2 LDO output voltage range load current = 100 mA, VIN = 12 V 1 5.5 V VLDOFB2 LDO voltage reference load current = 10 mA, VIN = 12 V 0.594 0.6 0.606 V Imax_LDO2 LDO current limit 120 180 mA IOUT = 10 mA 12 mV Vdropout2 LDO drop out voltage IOUT = 100 mA 120 mV VOUT = 1.8 V, IOUT = 10 mA, LVIN1 changes from 2 to VLINEREG_LDO2 LDO line regulation-DC(2) 0.002 %/V 18 V VLOADREG_LDO2 LDO load regulation-DC(2) IOUT = 1 to 100 mA, VIN = 12 V 0.02 %/A Vin_LDO2 = 12 V, VOUT = 1.8 V, IOUT = 10 mA, PSRRLDO2 Ripple rejection(2) 56 dB ƒ = 10 kHz OSCILLATOR ƒSW Switching frequency 570 600 630 kHz THERMAL PROTECTION TTRIP_OTP Temperature rising 160 Thermal protection trip point(2) °C THYST_OTP Hysteresis 20 (2) Lab validation result. 8 Submit Documentation Feedback Copyright © 2014, Texas Instruments Incorporated Product Folder Links: TPS65262 |
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