ICs for Audio Common Use
AN5278
4.8 W
×
1 (18 V, 8
Ω)
Power Amplifier with
Volume and Tone Control
Unit : mm
s
Overview
The AN5278 is a monolithic integrated circuit designed
for 4.8 W
×
1 channel OTL (18 V, 8
Ω)
output audio power
amplifier suitable for TV application.
19.9±0.1
18.3±0.25
φ2.65±0.1
8.4±0.25
5.8±0.25
1.5±0.25
6.3
±0.3
7.1
±0.25
3.75±0.25
0.5
±0.1
1.2
±0.25
15.0
•
Few external components :
• No boucherot cells (output C, R)
• No bootstrap capacitors
•
Built-in DC mute of input pin during power-OFF
•
Operating voltage range 12 V to 26 V (18 V typ.)
0.1±0.05
5.6±0.25
s
Applications
•
TV
HSIP009-P-0000
s
Block Diagram
Pre
amp.
10 kΩ
AC
mute
Tone
Volume
10 kΩ
300
Ω
DC
mute
5
6
7
8
9
1
2
3
4
Vol.
RF
NF
GND
In
LF
Tone
Out
V
CC
1.7
±0.25
1.7±0.25
+0.1
0.45
–0.05
2.54
s
Features
9
8
7
6
5
4
3
2
1
φ3.3±0.1
22.3±0.3
1