參數(shù)資料
型號(hào): A1244LUA-I1-T
元件分類: 磁阻傳感器
英文描述: MAGNETIC FIELD SENSOR-HALL EFFECT, -8-8mT, RECTANGULAR, THROUGH HOLE MOUNT
封裝: 1.5 MM X 4 MM, 3 MM HEIGHT, LEAD FREE, SIP-3
文件頁數(shù): 10/12頁
文件大?。?/td> 251K
代理商: A1244LUA-I1-T
Functional Description
B
OP
B
RP
BHYS
ICC(H)
I CC
ICC(L)
Switch
to
High
Switch
to
Low
B+
I+
B–
0
The A1244 output, ICC, switches high after the magnetic field
at the Hall sensor IC exceeds the operate point threshold, BOP.
When the magnetic field is reduced to below the release point
threshold, BRP, the device output goes low. This is shown in
figure 1.
The difference between the magnetic operate and release points
is called the hysteresis of the device, BHYS. This built-in hyster-
esis allows clean switching of the output even in the presence of
external mechanical vibration and electrical noise.
Figure 1. Hysteresis for the A1244. On the horizontal axis, the B+ direc-
tion indicates increasing south polarity magnetic field strength, and the
B– direction indicates decreasing south polarity field strength (including
the case of increasing north polarity).
Chopper-Stabilized, Two Wire
Hall-Effect Latch
A1244
7
Allegro MicroSystems, Inc.
115 Northeast Cutoff
Worcester, Massachusetts 01615-0036 U.S.A.
1.508.853.5000; www.allegromicro.com
Preliminary Data Sheet
Subject to Change Without Notice
May 5, 2011
相關(guān)PDF資料
PDF描述
A1321LUA MAGNETIC FIELD SENSOR-HALL EFFECT, 10mT, 0.20-4.70V, RECTANGULAR, THROUGH HOLE MOUNT
A1322ELHLT MAGNETIC FIELD SENSOR-HALL EFFECT, 10mT, 0.20-4.70V, RECTANGULAR, SURFACE MOUNT
A1321L MAGNETIC FIELD SENSOR-HALL EFFECT, 0.2-4.7V, RECTANGULAR, SURFACE MOUNT
A1322L MAGNETIC FIELD SENSOR-HALL EFFECT, 0.2-4.7V, RECTANGULAR, SURFACE MOUNT
A1321LUA-TL MAGNETIC FIELD SENSOR-HALL EFFECT, 10mT, 0.20-4.70V, RECTANGULAR, THROUGH HOLE MOUNT
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