3150 Ver la hoja de datos (PDF) - Allegro MicroSystems
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3150 Datasheet PDF : 12 Pages
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3150
PROGRAMMABLE, CHOPPER-
STABILIZED, PRECISION,
HALL-EFFECT SWITCH
FUNCTIONAL BLOCK DIAGRAM
1 SUPPLY
PROGRAM
LOGIC
REG.
OFFSET
ADJUST
POWER-UP
OUTPUT
X
3
CONTROL
CURRENT
LIMIT
<1Ω
GROUND
2
Dwg. FH-020-3
Two package styles provide a magnetically opti-
mized package for most applications. Suffix ‘–LT’ is a
miniature SOT-89/TO-243AA transistor package for
surface-mount applications; while suffix ‘–UA’ is a
three-lead ultra-mini-SIP for through-hole mounting.
FEATURES AND BENEFITS
s Chopper Stabilized for
Extremely Low Switch-Point Drift and
Immunity to Mechanical Stress
s Externally Programmed Switch Point
s On-Chip Supply-Transient Protection
s Output Short-Circuit Protection
s Single-Chip Sensing IC for High Reliability
s Small Mechanical Size
s <50 µs Power-On Time
s Wide Operating Voltage Range
s Defined Power-On State
115 Northeast Cutoff, Box 15036
Worcester, Massachusetts 01615-0036 (508) 853-5000
Copyright © 2000, Allegro MicroSystems, Inc.
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