參數(shù)資料
型號(hào): A3150JLT
廠商: Allegro MicroSystems, Inc.
英文描述: IC SENSOR TOUCH/PROX 1CHAN 8DIP
中文描述: 可編程,CHOPPERSTABILIZED,霍爾效應(yīng)開(kāi)關(guān)
文件頁(yè)數(shù): 5/12頁(yè)
文件大小: 100K
代理商: A3150JLT
115 Northeast Cutoff, Box 15036
Worcester, Massachusetts 01615-0036 (508) 853-5000
3150
PROGRAMMABLE, CHOPPER-
STABILIZED, PRECISION,
HALL-EFFECT SWITCH
Copyright 2000, Allegro MicroSystems, Inc.
FUNCTIONAL BLOCK DIAGRAM
Dwg. FH-020-3
GROUND
OUTPUT
<1
SUPPLY
DYNAMIC
OFFSET
CANCELLATION
CURRENT
LIMIT
REG.
LOW-PASS
FILTER
SAMPLE
&
HOLD
PROGRAM
LOGIC
OFFSET
ADJUST
1
3
2
POWER-UP
CONTROL
X
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
s Power-On Time
s Wide Operating Voltage Range
s Defined Power-On State
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