AP1306

Two Coil Fan Motor Predriver

This datasheet contains new product information. Anachip Corp. reserves the rights to modify the product specification without notice. No liability is assumed as a result of the use of

this product. No rights under any patent accompany the sale of the product.

Rev. 0.5 Apr 16, 2004

1/5

Features

- Compatible to a Hall element

- Lock shutdown and automatic restart

- Speed indication (FG) output

- SOP8 package

- Include Thermal Shutdown circuit

Application

- High voltage, high current brushless DC fan

General Description

The AP1306 fan motor predriver is suited for

two-coil brush-less DC fan. All functions, including

lock shutdown, automatic restart, speed indication

(FG), have been incorporated into one chip. When

the motor is under lock condition, lock shutdown

function turns off the output. When the lock

condition is removed, the IC automatically restarts

and allows DC fan to run. In addition, the FG

function is to indicate the rotation speed.

Pin Assignment

AP1306

3

4

8

7

6

5

2

1

HS(+)

VCC

HS(-)

FG

GND

CT

OUT2

OUT1

( Top view )

SOP-8L

Pin Descriptions

Name

Description

VCC

Power input

HS(+)

Hall input

FG

Speed indication

HS(-)

Hall input

GND

Ground

CT

Timing capacitor

OUT2

Driver output

OUT1

Driver output

Ordering Information

Function

Package

S: SOP-8L

AP1306 X - X X X

Packing

Blank : Tube

A

: Taping

Blank: Normal

L: Lead Free

Lead

Wafer Body

Blank or

A~Z : if necessary

to specify

- Lock shutdown and automatic restart

- FG output

- Thermal shutdown