Datasheet

ATS177
SINGLE OUTPUT HALL EFFECT LATCH
ATS177 Rev. 4 5 of 8 OCTOBER 2008
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Magnetic Characteristics (TA = 25
o
C)
(1mT=10 Gauss)
A grade
Symbol Parameter Min Typ. Max Unit
Bops(south pole to brand side) Operate Point 5 - 70 Gauss
Brps(south pole to brand side) Release Point -70 - -5 Gauss
Bhy( BrpxBopx − )
Hysteresis - 80 - Gauss
B grade
Symbol Parameter Min Typ. Max Unit
Bops(south pole to brand side) Operate Point - - 100 Gauss
Brps(south pole to brand side) Release Point -100 - - Gauss
Bhy( BrpxBopx − )
Hysteresis - 80 - Gauss
*B grade is for SIP-3L package only.
12
10
8
6
4
2
OP
ON
OFF
RP
Output Voltage in Volts
-200 200100-100 0
Magnetic Flux Density in Gauss
DO
Vsat
Typical Magnetic Switch Point vs. Temperuture
-50
0
50
100
-20 25 80 100
Temperature (
o
C)
Flux Density (B)
Bop
Brp
Bhys