CHOPPER-STABILIZED,

PRECISION

HALL-EFFECT LATCHES

115 Northeast Cutoff, Box 15036

Worcester, Massachusetts 01615-0036 (508) 853-5000

2

FUNCTIONAL BLOCK DIAGRAM

Copyright © 2000, 2003, 2004 Allegro MicroSystems, Inc.

Suffix ‘–LH’ Pinning

(SOT23W)

Dwg. PH-003-4

V

CC

PTCT

12

3

600

400

200

20

60

100

140

0

AMBIENT TEMPERATURE in

°°°°C

Dwg. GH-046-2D

Suffix "–UA"

R

°C/W

40

80

120

180

700

500

300

100

160

Suffix "–LT"

R

°C/W

800

Suffix "E–"

Suffix "L–"

Suffix "–LH"

R

°C/W

Dwg. FH-020-1

GROUND

OUTPUT

<1

Ω

X

SUPPLY

CONTROL

CURRENT

LIMIT

REG.

TO ALL

SUBCIRCUITS