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ICs for Audio Common Use
■ Overview
The AN5265 is a semiconductor integrated circuit de-
signed for TV sound output circuit.
■ Features
•
DC volume adjustment method employed. Controlled
with DC voltage.
•
Fin-attached 9-lead SIP package employed
AN5265
TV Sound Output Circuit
■ Block Diagram
1 2 3 4 5 6 7 8 9
+
Mute
DC Volume
Control
Audio Output
Amp.
Vol
GND
Output
Feed back
Input
V
CC1
V
CC2
5.8±0.25
1.5±0.25
5.6±0.25
6.3 7.1
±0.3 ±0.25
15.0
8.4±0.25
ø 2.65±0.1
ø 3.3±0.1
18.3±0.25
19.9±0.1
0.1±0.05
9-lead HSIP Package (HSIP009-P-0000)
■ Pin Descriptions
Pin No.
Supply Voltage 1
1
2
Sound Input
Mute
3
4
Volume adjustment
5
Filter
Feedback
6
7
GND
Sound output
8
9
Supply voltage 2
Pin Description
Unit : mm
3.75±0.25
9
8
7
6
5
4
3
2
1
±0.1
±0.25
0.5
1.2
2.54
+ 0.1
– 0.05
1.7±0.25
0.45
±0.25
1.7
22.3±0.3
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ICs for Audio Common Use
AN5265
Parameter Symbol Rating Unit
V
1 – 7
V
9 – 7
V
3 – 7
V
4 – 7
V
6 – 7
I
4
I
8
T
stg
Voltage
Current
Storage Temperature
– 55 ~ + 150
V
A
(peak)
˚C
V
V
V
mA
(peak)
26
0
0
14.4
7
V
1 – 7
P
D
Power Dissipation
1.6 W
T
opr
Operating Ambient Temperature
– 20 ~ + 70 ˚C
0
–10
V
9 – 7
3
–1.2
1.2
V
Supply Voltage
Circuit Current
Circuit Voltage
■ Absolute Maximum Ratings (Ta= 25˚C)
7.1 9.5 11.9 mA
f= 1kHz, V
4
= 12V, V8= 0Vrms
2.45 2.65 2.85 V
I
1
V
3 – 7
V
2 – 7
V
5 – 7
V
6 – 7
Circuit Current
Muting Operation Voltage
Circuit Voltage
Circuit Voltage
Circuit Voltage
5.4
8.5
8.8
V
V
V
min.Condition typ. max. UnitSymbol
V
8 – 7
Circuit Voltage
8.8 V
Po
max.
Max. Output Power
2.0 2.3 W
G
V
f= 1kHz, Vi= 0.1Vrms, V4= 12V
Voltage Gain
28.5 30.5 32.5 dB
THD
f= 1kHz, P
O
= 1W,V4= 12V
Total Harmonics Distortion
0.8 1.2 %
A
tt
f= 1kHz, Vi=
0.1Vrms, V4=
Ratio between 12 and 0 V
Max. Attenuation Amount
–95 –85 dB
V
no
Vi= 0Vrms, V4= 0V
Output Noise Voltage
0.6 1.0 mVrms
■ Electrical Characteristics (Ta= 25˚C)
Pin1= Pin4 = 12V, Pin7= 0V, Pin9 = 18V
Pin1= 12V, Pin4 = Pin7= 0V, Pin9 = 18V
Pin1= 12V, Pin4 = Pin7= 0V, Pin9 = 18V
Pin1= 12V, Pin4 = Pin7= 0V, Pin9 = 18V
Pin1= 12V, Pinr= Pin4 = 0V, Pin9 =18V, Pin6 – 8 : 10kΩ
f= 1kHz, THD= 10%, V4= 12V, RL= 16Ω
Parameter
1
2
3
4
5
6
7
8
9
10
11
12
0
PD – Ta
Power Dissipation P
D
(W)
Ambient Temperature Ta (˚C)
Tc=Ta
Without heat
sink
–20 0 20 40 60 80 100 120 140 160 180
AN5265
+
–
+
–
10kΩ
100µF
V
CC
=18V
+
–
+
–
+
–
+
–
10µF
0.047µF
100µF
100µF
10µF
1µF
4.7Ω
680Ω
R
L
=16Ω
VCC=12V
AF Input Mute
21 3 4 5 6 7 8 9