ICs for Audio Common Use
AN5275
15W
×
2Ch. Low Frequency Power Amplifier Circuit for TV
12
29.75±0.3
78.0±0.3
20.0±0.3
(10.0)
(10.0)
R1.8
1
1.7±0.1
(12.5)
•
•
•
· BS (boot-strap) electrolytic capacitor not required
Audio muting function built-in
Very small shock noise at power ON/OFF
Various protective circuits built-in
· Load short-circuit protection. Protection against over-
voltage and – current. Temperature protection
1.8±0.15
+ 0.1
0.25
– 0.05
2.54
1.45±0.15
s
Features
•
Wide operating supply voltage range (10 to 40V)
•
Little distortion and noise
•
Fewer external components
0.6
(1.3)
The AN5275 is an audio power IC developed for TV
sound output (15W
×
2Ch.).
High density mounting is possible and it can contribute
to cost reduction, because it requires fewer external com-
ponents.
It incorporates various protective circuits to provide high
reliability and breakage resistance.
(1.27)
ø3.6
0.6
– 0.05
+ 0.15
s
Overview
8.2±0.3
Unit : mm
(1.27)
(1.2)
19.1±0.3
21.9±0.3
12-lead HSIP package (HSIP012-P-0000A)
s
Pin Description
Pin No.
1
2
3
4
5
6
Pin Description
Ch.1 NF pin
Ch.1 input pin
Ripple filter pin
GND (sound input side)
Ch.2 input pin
Ch.2 NF pin
Pin No.
7
8
9
10
11
12
Pin Description
Ch.2 output pin
Muting pin
GND (sound output side)
Supply voltage
NC
Ch.1 output pin
s
Block Diagram
+
–
+
–
Ripple Filter
Mute
1
Ch1.
NF
2
Ch1.
Input
3
4
GND
5
Ch2.
NF
6
Ch2.
Input
7
Ch2.
Output
8
9
GND
10
V
CC
11
NC
12
Ch1.
Output
3.5±0.3
29.6±0.3
PANASONIC [ PANASONIC SEMICONDUCTOR ]
