TPS65400-Q1_15 datasheet(6/75 Pages) TI

No. de pieza	TPS65400-Q1

Descripción Electrónicos	TPS65400-Q1 4.5- to 18-V Input Flexible Power Management Unit With PMBus/I2C Interface

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Fabricante Electrónico	TI [Texas Instruments]

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6 / 75 page

TPS65400-Q1

SLVSCQ2 – JULY 2015

www.ti.com

7.4 Thermal Information

TPS65400-Q1

THERMAL METRIC(1)

RGZ (VQFN)

UNIT

48 PINS

RθJA

Junction-to-ambient thermal resistance

29.8

°C/W

RθJC(top)

Junction-to-case (top) thermal resistance

14.9

°C/W

RθJB

Junction-to-board thermal resistance

6.3

°C/W

ψJT

Junction-to-top characterization parameter

0.2

°C/W

ψJB

Junction-to-board characterization parameter

6.3

°C/W

RθJC(bot)

Junction-to-case (bottom) thermal resistance

0.8

°C/W

(1)

For more information about traditional and new thermal metrics, see the Semiconductor and IC Package Thermal Metrics application

report, SPRA953.

6

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