6.4 Thermal Information

THERMAL METRIC(1)

INA151

UNIT

DDF (SOT-23)

8 PINS

RθJA

Junction-to-ambient thermal resistance

151.5

°C/W

RθJC(top)

Junction-to-case (top) thermal resistance

77.2

°C/W

RθJB

Junction-to-board thermal resistance

71.4

°C/W

ψJT

Junction-to-top characterization parameter

5.5

°C/W

ψJB

Junction-to-board characterization parameter

71.2

°C/W

(1)

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

note.

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INA151

SLVSIL6B – JANUARY 2026 – REVISED MARCH 2026

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