ICs for Audio Common Use
AN5274
4.0 W
×
2 (18 V, 8
Ω)
Power Amplifier with
Mute Function and Volume Control
Unit : mm
29.75±0.30
28.0±0.3
20.0±0.3
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
R1.8
0.6
+0.10
0.25
–0.05
2.54
1
0.6
–0.05
(1.27)
(10.0)
+0.15
(12.5)
1.2±0.1
1.45±0.15
(1.2)
19.1±0.3
21.9±0.3
s
Applications
•
TV
HSIP012-P-0000A
s
Block Diagram
Volume
Over
current
thermal
protection
circuit
10
11
12
Ripple
filter
1
2
3
4
5
6
7
8
In1
Mute
Vol.
In2
RF
Out2
NF2
RR
GND
9
s
Pin Descriptions
Pin No.
1
2
3
4
5
6
Description
Mute control
Ch.1 input
Volume control
Ripple rejection
Ch.2 input
Ripple filter
Pin No.
7
8
9
10
11
12
Ch.2 output
Negative feedback ch.2
GND
V
CC
Negative feedback ch.1
Ch.1 output
Description
Out1
V
CC
NF1
1.80±0.15
3.5±0.3
29.6±0.3
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.
12
(10.0)
s
Overview
7.7±0.3
φ3.6
(1.27)
(1.3)
1
PANASONIC [ PANASONIC SEMICONDUCTOR ]
