YD1028 参数 Datasheet PDF下载

YOUDA INTEGRATED CIRCUIT

YD1028

18W CAR RADIO POWER AMPLIFIER—YD1028

DESCRIPTION

The YD1028 is an integrated class-B dual output amplifier in a 9-lead single in-line (TO220Z9) plastic power

package. The device is primarily developed for car radio applications.

FEATURES

*Requires very few external components for Bridge Tied Load (BTL),Stereo or BTL application;

*High output power, Fixed gain, Good ripple rejection;

* Identical inputs (inverting and non-inverting),Low offset voltage at output (important for BTL);

*Mute/stand-by switch, No switch-on/switch-off plop;

*Load dump protection, AC and DC short-circuit-safe to ground and Vcc, Thermally protected;

*Reverse polarity safe;

*Capability to handle high energy on outputs (Vcc=0V);

*Protected against electrostatic discharge.

BLOCK DIAGRAM

+_

+

gm

gm

+

_

Rm

Rm

gm

_+

+

gm

×1

183Ω 18k

×1

18k 183Ω

+

_

60k

60k

internal

1/2Vcc

1

2

3

4

5

6

IN1 PRE-GND 1/2Vcc OUT1 PWE-GND OUT2

stand-by

/ mute

7

Vcc

8

SBY/M

9

IN2

WuXi YouDa Electronics Co., Ltd

Tel:

Add: No.5 Xijin Road, National Hi-Tech Industrial Development Zone, Wuxi Jiangsu China

86-510-85205117

86-510-85205106

Fax: 86-510-85205110

Website: www.e-youda.com

SHENZHEN OFFICE Tel： 86-755-83740369

Fax： 86-755-83741418

Ver 5.0

1 of 6

2006-06-28