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