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LED171596ARSLR Datasheet(PDF) 6 Page - Texas Instruments |
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LED171596ARSLR Datasheet(HTML) 6 Page - Texas Instruments |
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6 / 153 page  6 LED171596A SNVSAY2 – OCTOBER 2017 www.ti.com Submit Documentation Feedback Copyright © 2017, Texas Instruments Incorporated (1) For more information about traditional and new thermal metrics, see the Semiconductor and IC Package Thermal Metrics application report. 6.4 Thermal Information THERMAL METRIC(1) LED171596A RSL (VQFN) UNIT 48 PINS RθJA Junction-to-ambient thermal resistance 30.2 °C/W RθJC(top) Junction-to-case (top) thermal resistance 15.9 °C/W RθJB Junction-to-board thermal resistance 5.1 °C/W ΨθJT Junction-to-top characterization parameter 0.2 °C/W ΨθJB Junction-to-board characterization parameter 5.0 °C/W RθJC(bot) Junction-to-case (bottom) thermal resistance 1.2 °C/W 6.5 Electrical Characteristics Limits apply over the full ambient temperature range –40°C < TA < +85°C. Unless otherwise specified: VDD = 3.3 V, VDDIO = 3.3 VLED = 5 V, ILED_PK = 60 mA, CVLED = 10 µF, CVDD = 1 µF. PARAMETER TEST CONDITIONS MIN TYP MAX UNIT GENERAL VDD VDD supply votage Start-up 3 3.3 3.5 V Normal Operation 2.9 3.3 3.5 VDD IQ Shutdown mode current EN = L, 10 uA Standby mode current EN = H, LEDs drivers disabled 7 9 mA Normal mode current EN = H, 20-mA peak per LED, 100% duty 37 55 mA EN = H, 60-mA peak per LED, 100% duty 99 160 VDDPOR VDD power-on reset threshold VDD rising, POR releases 2.81 2.88 2.95 V VDD falling, POR activates 2.71 2.78 2.85 TTSD Thermal shutdown threshold 150 °C TTSD_THR Thermal shutdown hysteresis 20 °C VDDIO VDDIO supply voltage 1.65 1.8/3.3 3.5 V VDDIO IQ VDDIO supply current Serial interface idle 2 5 µA |
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