AH1897S

Document number: DS37559 Rev. 2 - 2

2 of 8

www.diodes.com

February 2020

© Diodes Incorporated

AH1897S

Typical Applications Circuit

AH1897S

1.6V to 3.6V

OUTPUT

GND

CIN

VDD

Note:

4. CIN is for power stabilization and to strengthen the noise immunity, the recommended capacitance is 100nF typical.

Pin Descriptions

Package: X1-DFN1216-4 (Type B) without Center Exposed Pad

Pin Number

Pin Name

Function

1

VDD

Power Supply Input

2

GND

Ground Pin

3

NC

No Connection (Note 5)

4

OUTPUT

Output Pin

Note:

5.

NC is “No Connection” pin and is not connected internally. This pin can be left open or tied to ground.

Functional Block Diagram

Latch

and

Output

Driver

Controller

Sleep/Awake Logic

and Power Switch

VDD

Hall

Plate

Amp

OUTPUT

GND