LM393DGKR datasheet(7/50 Pages) TI

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7.6 Thermal Information: LM393B and LM2903B

THERMAL METRIC(1)

LM393B, LM2903B

UNIT

(SOIC)

(TSSOP)

DGK

(VSSOP)

DDF

(SOT-23)

DSG

(WSON)

8 pin

8 pins

RθJA

Junction-to-ambient thermal resistance

148.5

200.6

193.7

197.9

96.9

°C/W

RθJC(top) Junction-to-case (top) thermal resistance

90.2

89.6

82.9

119.2

119.0

°C/W

RθJB

Junction-to-board thermal resistance

91.8

131.3

115.5

115.4

63.1

°C/W

ψJT

Junction-to-top characterization parameter

38.5

22.1

20.8

19.4

12.4

°C/W

ψJB

Junction-to-board characterization parameter

91.1

129.6

113.9

113.7

63.0

°C/W

RθJC(bot) Junction-to-case (bottom) thermal resistance

37.8

°C/W

(1)

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

report.

7.7 Electrical Characteristics LM393B

VS = 5 V, VCM = (V–) ; TA = 25°C (unless otherwise noted).

PARAMETER

TEST CONDITIONS

MIN

TYP

MAX

UNIT

VIO

Input offset voltage

VS = 5 to 36V

–2.5

±0.37

2.5

VS = 5 to 36V, TA = –40°C to +85°C

–4

Input bias current

–3.5

–25

TA = –40°C to +85°C

–50

IOS

Input offset current

–10

±0.5

TA = –40°C to +85°C

–25

VCM

Common mode range

VS = 3 to 36V

(V–)

(V+) – 1.5

VCM

Common mode range

VS = 3 to 36V, TA = –40°C to +85°C

(V–)

(V+) – 2.0

AVD

Large signal differential voltage

amplification

VS = 15V, VO = 1.4V to 11.4V;

RL ≥ 15k to (V+)

200

V/mV

VOL

Low level output Voltage {swing

from (V–)}

ISINK ≤ 4mA, VID = -1V

110

400

ISINK ≤ 4mA, VID = -1V

TA = –40°C to +85°C

550

IOH-LKG

High-level output leakage current

(V+) = VO = 5 V; VID = 1V

0.1

(V+) = VO = 36V; VID = 1V

0.3

IOL

Low level output current

VOL = 1.5V; VID = -1V; VS = 5V

Quiescent current (all comparators)

VS = 5 V, no load

400

600

µA

VS = 36 V, no load, TA = –40°C to +85°C

550

800

µA

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LM393B, LM2903B, LM193, LM293, LM293A, LM393, LM393A, LM2903, LM2903V

SLCS005AD – OCTOBER 1979 – REVISED OCTOBER 2020

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Product Folder Links: LM393B LM2903B LM193 LM293 LM293A LM393 LM393A LM2903 LM2903V

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