PANASONIC AN5265

ICs for Audio Common Use
AN5265
TV Sound Output Circuit
■ Overview
Unit : mm
1.7
±0.25
5.6±0.25
9-lead HSIP Package (HSIP009-P-0000)
■ Pin Descriptions
Pin No.
Pin Description
1
2
Supply Voltage 1
3
Mute
4
Volume adjustment
Sound Input
5
Filter
6
7
Feedback
8
Sound output
9
Supply voltage 2
GND
■ Block Diagram
DC Volume
Control
Audio Output
Amp.
Mute
1
2
3
4
Vol
VCC1
Input
5
6
+
7
8
GND
Feed back
9
VCC2
Output
22.3±0.3
9
8
7
6
5
4
3
2
1
3.75±0.25
2.54
7.1
±0.25
0.5
±0.1
1.2
±0.25
6.3
±0.3
15.0
adjustment method employed. Controlled
with DC voltage.
Fin-attached 9-lead SIP package employed
0.1±0.05
•
5.8±0.25
1.5±0.25
19.9±0.1
18.3±0.25
ø 3.3±0.1
■ Features
• DC volume
8.4±0.25
1.7±0.25
0.1
0.45 –+ 0.05
ø 2.65±0.1
The AN5265 is a semiconductor integrated circuit designed for TV sound output circuit.
ICs for Audio Common Use
AN5265
■ Absolute Maximum Ratings (Ta= 25˚C)
Parameter
Supply Voltage
Voltage
Circuit Voltage
Current
Symbol
Rating
V1 – 7
14.4
V9 – 7
26
Unit
V
V
V3 – 7
0
7
V
V4 – 7
0
V1 – 7
V
V6 – 7
0
V9 – 7
V
Circuit Current
I4
–10
3
I8
–1.2
1.2
mA (peak)
A (peak)
Power Dissipation
PD
1.6
W
Operating Ambient Temperature
Topr
– 20 ~ + 70
˚C
Storage Temperature
Tstg
– 55 ~ + 150
˚C
■ Electrical Characteristics (Ta= 25˚C)
Symbol
Parameter
Condition
min.
typ.
max.
Unit
Circuit Current
I1
Pin1= Pin4 = 12V, Pin7= 0V, Pin9 = 18V
Circuit Voltage
V2 – 7
Pin1= 12V, Pin4 = Pin7= 0V, Pin9 = 18V
5.4
V
Circuit Voltage
V5 – 7
Pin1= 12V, Pin4 = Pin7= 0V, Pin9 = 18V
8.5
V
7.1
9.5
11.9
mA
Circuit Voltage
V6 – 7
Pin1= 12V, Pin4 = Pin7= 0V, Pin9 = 18V
8.8
V
Circuit Voltage
V8 – 7
Pin1= 12V, Pinr= Pin4 = 0V, Pin9 =18V, Pin6 – 8 : 10kΩ
8.8
V
Max. Output Power
Pomax.
f= 1kHz, THD= 10%, V4= 12V, RL= 16Ω
GV
Voltage Gain
f= 1kHz, Vi= 0.1Vrms, V4= 12V
2.0
2.3
28.5
30.5
32.5
dB
W
Total Harmonics Distortion
THD
f= 1kHz, PO= 1W,V4= 12V
0.8
1.2
%
Max. Attenuation Amount
Att
f= 1kHz, Vi= 0.1Vrms, V4= Ratio between 12 and 0 V
–95
–85
dB
Output Noise Voltage
Vno
Vi= 0Vrms, V4= 0V
0.6
1.0 mVrms
Muting Operation Voltage
V3 – 7
f= 1kHz, V4= 12V, V8= 0Vrms
2.45
2.65
2.85
V
PD – Ta
12
11
10
Tc=Ta
Power Dissipation PD (W)
9
8
7
■ Application Circuit
6
5
4
3
Without heat
sink
2
AN5265
1
0
–20
0
20 40 60 80 100 120 140 160 180
1
2
Ambient Temperature Ta (˚C)
1µF
VCC=12V
3
+
–
4
5
6
7
8
9
+
10µF
VCC=18V
–
+
100µF
+
10kΩ
–
100µF
–
RL =16Ω
680Ω
4.7Ω
AF Input
Mute
10µF
+
–
+
–
0.047µF
100µF