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TPS62135 Datasheet(PDF) 5 Page - Texas Instruments |
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TPS62135 Datasheet(HTML) 5 Page - Texas Instruments |
5 / 40 page 5 TPS62135, TPS621351 www.ti.com SLVSBH3A – JUNE 2016 – REVISED SEPTEMBER 2016 Product Folder Links: TPS62135 TPS621351 Submit Documentation Feedback Copyright © 2016, Texas Instruments Incorporated (1) For more information about traditional and new thermal metrics, see the Semiconductor and IC Package Thermal Metrics application report. Thermal data is taken according JEDEC 51-5 on a 4-layer pcb with 6 thermal vias. 7.4 Thermal Information THERMAL METRIC(1) TPS62135, TPS621351 UNIT RGX (VQFN) 11 PIN RθJA Junction-to-ambient thermal resistance 38.4 °C/W RθJC(top) Junction-to-case (top) thermal resistance 2.0 °C/W RθJB Junction-to-board thermal resistance 7.6 °C/W ψJT Junction-to-top characterization parameter 0.1 °C/W ψJB Junction-to-board characterization parameter 7.6 °C/W RθJC(bot) Junction-to-case (bottom) thermal resistance 3.2 °C/W 7.5 Electrical Characteristics over operating junction temperature (TJ= -40 °C to +125 °C) and VIN= 3 V to 17 V. Typical values at VIN = 12 V and TA= 25 °C. (unless otherwise noted) PARAMETER TEST CONDITIONS MIN TYP MAX UNIT SUPPLY IQ Operating Quiescent Current EN = high, IOUT= 0 mA, Device not switching, TJ= 85 °C 35 µA IQ Operating Quiescent Current EN = high, IOUT= 0 mA, Device not switching 18 46 µA ISD Shutdown Current EN = 0 V, Nominal value at TJ= 25 °C, Max value at TJ= 85 °C 1 8 µA VUVLO Undervoltage Lockout Threshold Rising Input Voltage 2.8 2.9 3.0 V Falling Input Voltage 2.5 2.6 2.7 V TSD Thermal Shutdown Temperature Rising Junction Temperature 160 °C Thermal Shutdown Hysteresis 20 CONTROL (EN, SS/TR, PG, MODE, VSEL) VIH High Level Input Voltage for VSEL, MODE pin 0.9 V VIL Low Level Input Voltage for VSEL, MODE pin 0.3 V VIH Input Threshold Voltage for EN pin; rising edge 0.77 0.8 0.83 V VIL Input Threshold Voltage for EN pin; falling edge 0.67 0.7 0.73 V ILKG_EN Input Leakage Current for EN, VSEL, MODE VIH = VIN or VIL= GND 100 nA VTH_PG Power Good Threshold Voltage; dc level Rising (%VOUT) 93% 96% 98% Hysteresis Falling (%VOUT) 3% 4.5% VOL_PG Power Good Output Low Voltage IPG = -2 mA 0.07 0.3 V ILKG_PG Input Leakage Current (PG) VPG = 5 V 100 nA ISS/TR SS/TR pin source current 2.5 µA ISS/TR tolerance TJ= -40 °C to +125 °C ±0.2 µA Tracking gain VFB / VSS/TR 1 Tracking offset feedback voltage with VSS/TR = 0 V 11 mV |
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