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Silan Microelectronics

SA7264 Datasheet Preview

SA7264 Datasheet

2CH AUDIO POWER AMPLIFIER

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SA7264
2-CH AUDIO POWER AMPLIFIER(25W X2 )
DESCRIPTION
The SA7264 is a monolithic integrated circuit in HSIP package, intended
for use as dual audio frequency class AB amplifier.
FEATURES
* Wide supply voltage range up to 50V ABS MAX.
* Split supply operation.
* High output power: 25 + 25W @ THD=10%,RL=8 ,VS=±20V
* Mute/stand-by function.
* Few external components.
* Short circuit protection.
* Thermal overload protection.
HSIP-8
HSIP-11
HSIP-15
APPLICATIONS
* Hi-Fi music centers
* Stereo TV sets
ORDERING INFORMATION
Part No.
SA7264
SA7264A
SA7264B
Package
HSIP-8
HSIP-15
HSIP-11
BLOCK DIAGRAM
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Note: Figures for the SA7264.
HANGZHOU SILAN MICROELECTRONICS CO.,LTD
Http: www.silan.com.cn
REV:1.1 2006.05.25
Page 1 of 13




Silan Microelectronics

SA7264 Datasheet Preview

SA7264 Datasheet

2CH AUDIO POWER AMPLIFIER

No Preview Available !

SA7264
ABSOLUTE MAXIMUM RATING
Characteristics
Symbol
Ratings
Unit
DC Supply Voltage
Vs
50
V
Output Peak Current
Io 4.5 A
(Internally Limited)
Power Dissipation
Ptot 30 W
Tcase=70°C
Storage And Junction
Temperature
Tstg, Tj
-40~+150
°C
Supply voltage to guarantee
Vs(sc)
short-circuit protection
±18(*)
V
Thermal Resistance From
Junction To Case (Max)
Rth(j-c)
2
°C/W
(*)Maximum supply voltage to guarantee short-circuit to ±Vs is ±18V, and to GND short-circuit protection is
normal.
ELECTRICAL CHARACTERISTICS (Refer to the test circuit, Vs±20V; RL=8; Rs=50; f=1KHz; Tamb=25°C,
unless otherwise specified.)
Characteristics
Supply Range
Total Quiescent Current
Music Output Power(*)
Output Power
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Output Power
Total Harmonic Distortion
Cross Talk
Slew Rate
Closed Loop Voltage Gain
Symbol
Test conditions
Vs
Iq
THD=10%;RL=8;
Po
Vs=±22.5V
THD=10%;
Po RL=8;
Vs=±16V; RL=4
THD=1%;
Po RL=8;
Vs=±16V; RL=4
RL=8; Po=1W; f=1kHz
RL=8;
Po=0.1~15W;
f=100Hz~15kHz
THD
RL=4; Po=1W; f=1kHz
RL=4; Vs=±16V;
Po=0.1~12W;
f=100Hz~15kHz
f=1kHz
CT
f=10kHz
SR
GV
Min.
±5
Typ.
80
32
Max.
±22.5
130
Unit
V
mA
W
20 25
25
20
20
0.02
0.5
W
W
W
W
%
%
0.03
1
%
%
70 dB
60 dB
10 V/µs
29 30 31 dB
(To be continued)
HANGZHOU SILAN MICROELECTRONICS CO.,LTD
Http: www.silan.com.cn
REV:1.1 2006.05.25
Page 2 of 13


Part Number SA7264
Description 2CH AUDIO POWER AMPLIFIER
Maker Silan Microelectronics
Total Page 12 Pages
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