Dual AF Power Amplifier

for Radio Cassette Recorders

Overview

The LA4525 requires only a small number of external

components to drive either two 4

Ω speakers or one 8 Ω

speaker. The output power is typically 0.65 W when driving

two 4

Ω speakers.

Features

.

Two-channel (dual) or single-channel (BTL) operation

.

Requires only a few external components.

.

0.65 W (typ) output power into two 4

Ω speakers

.

Wide power supply range: 3 to 15 V

.

8-pin DIP (No heat sink needed)

Package Dimensions

unit : mm

3001B-DIP8

[LA4525]

SANYO : DIP8

Specifications

Absolute Maximum Ratings at Ta = 25°C

Parameter

Symbol

Conditions

Ratings

Unit

Maximum supply voltage

Rg = 0

15

V

Allowable power dissipation

Pd max

Note

1.5

W

Operating temperature

Topr

–25 to +75

°C

Storage temperature

Tstg

–40 to +150

°C

Note: Mounted on a 50

Recommended Operating Conditions at Ta = 25°C

Parameter

Symbol

Conditions

Ratings

Unit

Supply voltage

6V

Load resistance range

4

Ω

Supply voltage range

Not in excess of package Pd

3 to 15

V

Ordering number: EN4022C

Monolithic Linear IC

LA4525

SANYO Electric Co.,Ltd. Semiconductor Bussiness Headquarters

TOKYO OFFICE Tokyo Bldg., 1-10, 1 Chome, Ueno, Taito-ku, TOKYO, 110 JAPAN

32896HA(II)/D0192TS/4162TS No.4022-1/8