A1271

Specification

High Voltage Open Drain Omni-polar Hall Effect Switch

050523

www.masteranalog.com

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RD-30056

Rev 1.02

A1271 is a omni-polar hall effect switch, with wide operating voltage and open drain output.



Absolute Maximum Ratings

At (TA=25℃)

Characteristics

Values

Unit

Supply Voltage, (VDD)

28

V

Output Voltage, (VOUT)

28

V

Output Current, (ISINK)

25

mA

Operating Temperature

Range, (TA)

-40 ~ +125

℃

Storage Temperature

Range, (TS)

-55 ~ +150

℃

Package Power

Dissipation, (PD)

606 / 230

mW



Functional Block Diagram



Electrical Specifications

DC Operating Parameters： TA=+25℃, VDD=12V

Parameters

Test Conditions

Min

Typ

Max

Units

Supply Voltage, (VDD)

Operating

2.5

26.0

V

Supply Current, (IDD)

B<BOP

2.5

5.0

mA

Output Saturation Voltage, (VDSON)

IOUT=20mA, B>BOP

500.0

mV

Output Leakage Current, (IOFF)

IOFF B<BRP, VOUT = 20V

10.0

uA

Output Rise Time, (TR)

RL=1kΩ, CL =20pF

0.04

0.45

uS

Output Fall Time, (TF)

RL=1kΩ; CL =20pF

0.18

0.45

uS

Electro-Static Discharge

HBM

4

KV

Operate Point,

BOPS(BOPN)

B>BOPS(B<BOPN), VOUT On

50(-110)

110(-50)

Gauss

Release Point,

BRPS(BRPN)

B<BRPS(B>BRPN), VOUT Off

30(-90)

90(-30)

Gauss

Hysteresis, (BHYS)

|BOP - BRP|

20

Gauss

DMOS Hall

Effect Switch

Supply Voltage

2.5 ~ 26V

BOPS：85 Gauss

BRPS：65 Gauss

BOPN：-85 Gauss

BRPN：-65 Gauss

Output

Open Drain

Package

SIP-3(I3)

SOT-23(S3)

Voltage

Regulator

Amp

VDD

Out

Vss

Hall

Sensor

Hall

Sensor

ICO