A1281 Specification
Low Sensitivity Unipolar Hall Effect Switch
A1281 is an Unipolar Hall switch of low operating volta...
A1281 Specification
Low Sensitivity Unipolar Hall Effect Switch
A1281 is an Unipolar Hall switch of low operating voltage and low sensitivity.
DMOS Hall Effect Switch
Supply Voltage 3.0 ~ 24V
Bop：175 Gauss Brp：130 Gauss
Output Open Drain
Package SIP-3(I3) SOT-23(S3)
Absolute Maximum Ratings
At (Ta=25℃)
Characteristics
Values
Supply voltage (VDD)
28
Output Voltage,(Vout)
28
Output current, (ISINK)
50
Operating Temperature Range, (TA)
Storage temperature Range, (TS)
Package Power Dissipation, (PD)
-40 ~ +125 -55 ~ +150 606 / 230
Unit
V V mA ℃
℃
mW
Functional Block Diagram
VDD
Voltage
Regulator
Hall Sensor
Amp
Clock
VSS
Out
Electrical Specifications
DC Operating Parameters： TA=+25℃, VDD=12V
Parameters
Test Conditions
Supply Voltage,(VDD)
Operating
Supply Current,(IDD)
B
BOP
Output Leakage Current, (Ioff)
IOFF B
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