SA7265 Datasheet, PDF (2/11 Pages) Silan Microelectronics Joint-stock – 2CH AUDIO POWER AMPLIFIER(25W X2)

SA7265
ABSOLUTE MAXIMUM RATING
Characteristics
Symbol
Rating
Unit
DC Supply Voltage
Vs
50 or ±25
V
Output Peak Current (Internally
Io
4.5
A
Limited)
Power Dissipation Tcase=70°C
Ptot
30
W
Storage And Junction Temperature Tstg, Tj
-40~+150
°C
Supply Voltage to Guarantee Short-
Vs(sc)
±18(*)
V
circuit Protection
Thermal Resistance From Junction
Rth(j-c)
2
To Case (Max)
°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=8Ω; Rs=50Ω; Gv=30dB; f=1KHz; Tamb=25°C, unless otherwise specified.)
Characteristics
Supply Range
Total Quiescent Current
Input Offset Voltage
Non Inverting Input Bias Current
Music Output Power*
Output Power (Continuous RMS)
Total Harmonic Distortion
Symbol Test conditions
Vs
Iq
Vos
Ib
THD=10%;
Pomax Vs=±22.5V;
RL=8Ω;
THD=10%;
RL=8Ω;
Vs=±16V; RL=4Ω
Po
THD=1%;
RL=8Ω;
Vs=±16V; RL=4Ω
RL=8Ω; Po=1W;
f=1KHz
RL=8Ω;
Po=0.1~15W;
f=100Hz~15KHz
THD
RL=4Ω; Po=1W;
f=1KHz
RL=4Ω; Vs=±16V;
Po=0.1~12W;
f=100Hz~15KHz
Min.
±5
-25
20
Typ.
80
500
Max.
±22.5
130
+25
Unit
V
mA
mV
nA
32
W
25
W
25
W
20
W
20
W
0.02
%
0.7
%
0.03
%
1
%
(To be continued)
HANGZHOU SILAN MICROELECTRONICS CO.,LTD
Http: www.silan.com.cn
REV:1.2 2006.05.25
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