2CH AUDIO POWER AMPLIFIER
SA7264
2-CH AUDIO POWER AMPLIFIER(25W X2 )
DESCRIPTION
The SA7264 is a monolithic integrated circuit in HSIP package, in...
Description
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-11
HSIP-8
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
SA7264
ABSOLUTE MAXIMUM RATING
Characteristics DC Supply Voltage Output Peak Current (Internally Limited) Power Dissipation Tcase=70°C Storage And Junction Temperature Supply voltage to guarantee short-circuit protection Thermal Resistance From Junction To Case (Max) normal. Symbol Vs Io Ptot Tstg, Tj Vs(sc) Rth(j-c) Ratings 50 4.5 30 -40~+150 ±18(*) 2 Unit V A W °C V °C/W
(*)Maximum supply voltage to guarantee short-circuit to ±Vs is ±18V, and to GND short-circuit protection is
ELECTRICAL CHARACTERISTICS (Refer to the test circuit, Vs±20V; RL=8Ω; Rs=50Ω; f=1KHz; Tamb=25°C,
unless otherwise specified.) Characteristics Supply Range Total Quiescent Current Music Output Power(*) Symbol Vs Iq Po THD=10%;RL=8Ω; Vs=±22.5V THD=10%; Outpu...
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