AN7124 Ver la hoja de datos (PDF) - Panasonic Corporation
Número de pieza
componentes Descripción
Fabricante
AN7124 Datasheet PDF : 6 Pages
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ICs for Audio Common Use
AN7124
Dual 3.1 W Audio Power Amplifier
s Overview
The AN7124 is a monolithic integrated circuit designed
for dual audio power amplifier of portable radio cassette.
s Features
• Audio output : 3.1 W × 2 channel
• Built-in standby and muting circuit
• Built-in thermal shut down protection circuit
• Low pop noise during standby and mute ON/OFF
• No negative feedback pin
s Applications
• Radio-cassette
s Block Diagram
7.7±0.3
φ3.6
R1.8
Unit : mm
(12.5)
(1.2)
19.1±0.3
21.9±0.3
HSIP012-P-0000A
45 dB
Mute
STB
45 dB
Ripple
filter
Over current
thermal
protection
circuit
s Pin Descriptions
Pin No.
1
2
3
4
5
6
Description
Stand-by
Muting
ch.2 input
ch.1 input
Input GND
Ripple filter
Pin No.
7
8
9
10
11
12
Description
ch.1 output
ch.1 bootstrap
Output GND
VCC
ch.2 bootstrap
ch.2 output
1
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