AN5274 Datasheet, PDF (1/7 Pages) Panasonic Semiconductor – 4.0 W X 2 (18 V, 8 ohm) Power Amplifier with Mute Function and Volume Control

ICs for Audio Common Use
AN5274
4.0 W × 2 (18 V, 8 Ω) Power Amplifier with
Mute Function and Volume Control
s Overview
The AN5274 is a monolithic integrated circuit designed
for 4.0 W (18 V, 8 Ω) output audio power amplifier. It is
a dual channel SEPP IC suitable for stereo operation in
TV application.
s Features
• Built-in DC volume control
• Built-in mute circuit
• Built-in thermal protection circuit
• Built-in over current protection circuit
• Higher ripple rejection as compared to AN5273
• V_CC operating range : 14.2 V to 27.5 V
s Applications
• TV
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
Volume
Ripple
filter
Over
current
thermal
protection
circuit
s Pin Descriptions
Pin No.
Description
1
Mute control
2
Ch.1 input
3
Volume control
4
Ripple rejection
5
Ch.2 input
6
Ripple filter
Pin No.
7
8
9
10
11
12
Description
Ch.2 output
Negative feedback ch.2
GND
V_CC
Negative feedback ch.1
Ch.1 output
1