AH1887

MICROPOWER, ULTRA-SENSITIVE HALL EFFECT

SWITCH

AH1887

Document number: DS31313 Rev. 4 - 2

2 of 7

www.diodes.com

August 2010

© Diodes Incorporated

Pin Descriptions

Pin Name

P/I/O

Pin #

Description

Out 2

(Note 1)

O

1

Output Pin ( active Low )

GND

P/I

2

Ground

NC

3

No Connection

Vdd

P/I

4

Power Supply Voltage

Out 1

(Note 1)

O

5

Output Pin ( active Low )

Notes:

1. Output1 responds to South pole; Output2 responds to North pole.

Functional Block Diagram

Out2

GND

Logical

Latch

Latch

Power

switch

Vdd

Hall Plate

Amp

Hall Plate

Amp

Out1

GND

Vdd

Symbol

Characteristics

Values

Unit

Vdd

Supply voltage

5

V

B

Magnetic flux density

Unlimited

Storage Temperature Range

-65 to +150

°C

Package Power Dissipation

230

mW

Maximum Junction Temperature

150

°C

Symbol

Parameter

Conditions

Rating

Unit

Vdd

Supply Voltage

Operating

1.65 to 3.3

V

Operating Temperature Range

Operating

-40 to +85

°C