参数资料
型号: TA8248K
元件分类: 音频/视频放大
英文描述: 4.6 W, 2 CHANNEL, AUDIO AMPLIFIER, PSFM15
封装: HSIP-15
文件页数: 8/12页
文件大小: 538K
代理商: TA8248K
TA8248K
2002-04-05
5
Electrical Characteristics
(unless otherwise specified, VCC = 9 V, RL = 4 , Rg = 600 , f = 1 kHz, Ta = 25°C, Rf = 120 )
Characteristics
Symbol
Test
Circuit
Test Condition
Min
Typ.
Max
Unit
Quiescent current
ICCQ
Vin = 0
21
45
mA
Pout (1)
THD = 10%
2.0
2.5
Output power
Pout (2)
THD = 10%, VCC = 12 V
4.6
W
Total harmonic distortion
THD
Pout = 0.4 W/ch
0.2
1.0
%
Gv (1)
Rf = 120 ,
Vout = 0.775 Vrms (0dBm)
43
45
47
Voltage gain
Gv (2)
Rf = 0,
Vout = 0.775 Vrms (0dBm)
56.5
dB
Input resistance
RIN
30
k
Output noise voltage
Vno
Rg = 10 k,
BW = 20 Hz~20 kHz
0.3
1.0
mVrms
Ripple rejection ratio
R.R.
Rg = 600 , fripple = 100 kHz
52
dB
Cross talk
C.T.
Rg = 600 , amp1
2,
Vout = 0.775 Vrms (0dBm)
50
dB
Input offset voltage
V11, V12
30
60
mV
Stand-by current
IOFF
SW1 → OFF
1
A
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