A1281.pdf 데이터시트 (총 2 페이지) - 파일 다운로드 A1281 데이타시트 다운로드

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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
Bop175 Gauss
Brp130 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 ParametersTA=+25, VDD=12V
Parameters
Test Conditions
Supply Voltage,(VDD)
Operating
Supply Current,(IDD)
B<BOP
Output Saturation Voltage, (VDSON) Iout=20mA,B>BOP
Output Leakage Current, (Ioff)
IOFF B<BRP, VOUT = 20V
Output Rise Time, (TR)
Output Fall Time, (TF)
RL=1kΩ, CL =20pF
RL=1kΩ; CL =20pF
Electro-Static Discharge
HBM
Operate Point,(BOP)
I3(S3)
Release Point,(BRP)
I3(S3)
Hysteresis,(BHYS)
|BOP - BRP|
Min Typ Max Units
3.0 24.0 V
2.5 5.0 mA
500.0
mV
10.0 uA
0.04 0.45
uS
0.18 0.45
uS
4 KV
140(-250)
250(-140) Gauss
95(-205)
205(-95) Gauss
45 Gauss
100214
Page 1 of 2
RD-30011
Rev 1.02

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Package Dimension and Sensor Location
I3 Package
(Top VieW)
A1281 Specification
Low Sensitivity Unipolar Hall Effect Switch
NOTES:
1. Controlling dimension: mm
2. Leads must be free of flash and plating voids
3. Do not bend leads within 1 mm of lead to
package interface.
4. PINOUT:
Pin No. Pin Name Function
1 VDD Power Supply
2 VSS Ground
3 VOUT Output
S3 Package
(Top VieW)
NOTES:
1. Controlling dimension: mm
2. Leads must be free of flash and plating voids
3. Lead thickness after solder plating will be
0.254mm maximum
4. PINOUT:
Pin No. Pin Name Function
1 VDD Power Supply
2 VOUT Output
3 VSS Ground
100214
Page 2 of 2
RD-30011
Rev 1.02