AT1380A

Preliminary Product Information

Switching Regulator Controller for LCD Bias

2F, No.10, Prosperity RD. II, Science-Based Industrial Park, Hsinchu 300,Taiwan, R.O.C.

Tel: 886-3-563-0878

Fax: 886-3-563-0879

2

Pin Configuration

Ordering Information

Part number

Package

Marking

AT1380AS

SOP8

AT1380AS

AT1380AS_PBF

SOP8, Pb-Free

AT1380AS, Date Code with one bottom line

AT1380AS_GRE

SOP8, Green

AT1380AS, Date Code with two bottom line

AT1380AP

TSSOP8

AT1380AP

AT1380AP_PBF

TSSOP8, Pb-Free

AT1380AP, Date Code with one bottom line

AT1380AP_GRE

TSSOP8, Green

AT1380AP, Date Code with two bottom line

Pin Description

Pin No.

Symbol

I/O

Description

1

IN-

I

Error amplifier inverting input

2

SCP

—

Soft start and SCP setting capacitor connection

3

VCC

—

Power supply

4

BR/CTL

I

Output current setting

5

OUT

O

Totem-pole type output

6GND

—

Ground

7

OSC

—

Capacitor and resistor connection pin for setting the oscillation

frequency

8

FB

O

Error amplifier output