53007 MS PC 20070205-S00003 No.A0714-1/7

Specifications of any and all SANYO Semiconductor Co.,Ltd. products described or contained herein stipulate

the performance, characteristics, and functions of the described products in the independent state, and are not

guarantees of the performance, characteristics, and functions of the described products as mounted in the

customer

device, the customer should always evaluate and test devices mounted in the customer

equipment.

Any and all SANYO Semiconductor Co.,Ltd. products described or contained herein are, with regard to

"standard application", intended for the use as general electronics equipment (home appliances, AV equipment,

communication device, office equipment, industrial equipment etc.). The products mentioned herein shall not be

intended for use for any "special application" (medical equipment whose purpose is to sustain life, aerospace

instrument, nuclear control device, burning appliances, transportation machine, traffic signal system, safety

equipment etc.) that shall require extremely high level of reliability and can directly threaten human lives in case

of failure or malfunction of the product or may cause harm to human bodies, nor shall they grant any guarantee

thereof. If you should intend to use our products for applications outside the standard applications of our

customer who is considering such use and/or outside the scope of our intended standard applications, please

consult with us prior to the intended use. If there is no consultation or inquiry before the intended use, our

customer shall be solely responsible for the use.

LA42205

Overview

The LA42205 is a 5W 2-channel power amplifier IC and optimal for use as the audio output power amplifier in TV

application

Functions

• 5W × 2 channels (VCC = 9.5V, RL = 8Ω)

• Built-in standby function.

• Built-in mute function.

• Built-in various protection circuit (short to VCC/short to ground/load shorting/overheating).

Specifications

Maximum Ratings at Ta = 25

°C

Parameter

Symbol

Conditions

Ratings

Unit

Maximum supply voltage

VCC max

No signal

16

V

Allowable power dissipation

Pd max

Infinitely large heat sink

30

W

Maximum output current

IO peak

Per channel

1.0

A

Maximum junction temperature

Tj max

150

°C

Thermal resistance

θjc

2.5

°C/W

Operating temperature

Topr

-20 to +75

°C

Storage temperature

Tstg

-40 to +150

°C

Operating Conditions at Ta = 25

°C

Parameter

Symbol

Conditions

Ratings

Unit

Recommended supply voltage

VCC

9.5

V

Recommended load resistance

RL

8

Ω

Allowable operating supply

voltage range

VCC op

Under conditions such that

maximum ratings are not exceeded

7 to 14

V

Monolithic Linear IC

Audio Output for TV application

5W

× 2ch Power Amplifier

Ordering number : ENA0714