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参数资料
| 型号： | TDA7286D |
| 厂商： | STMICROELECTRONICS |
| 元件分类： | 音频／视频放大 |
| 英文描述： | 2 CHANNEL, AUDIO PREAMPLIFIER, PDSO20 |
| 封装： | SO-20 |
| 文件页数： | 3/6页 |
| 文件大小： | 127K |
| 代理商： | TDA7286D |
ELECTRICAL CHARACTERISTICS (VS = 6V, Tamb = 25°C; f = 1KHz; RL = 4.7k
; Rg = 2.2k, unless
otherwise specified.)
Symbol
Parameter
Test Condition
Min.
Typ.
Max.
Unit
VS
Supply Voltage
4
12
V
Id
Quiescent Current
7
15
mA
PLAYBACK AMPLIFIER
GVO
Open Loop Gain
80
dB
VCD
Output DC Voltage
1.2
1.5
1.7
V
VO
Output AC Voltage
THD = 1%
700
950
mVrms
SVR
Supply Voltage Rejection
f = 100Hz
35
45
dB
CT
Cross Talk
60
dB
EN
Total Output Noise
Rg = 0, BW = 22 to 22kHz
300
V
RE
Internal Feedback Res
180
k
RECORDING AMPLIFIER
GVO
Open Loop Gain
80
dB
Ri
Input resistance
30
50
70
k
VDC
Output DC Voltage
2.0
2.4
2.8
V
VO
Output AC Voltage
THD = 1%
ALC = OFF
ALC = ON
1
0.75
1.4
1
1.25
Vrms
THD
Total Harmonic Distortion
VO = 0.5Vrms; ALC = OFF
0.2
0.5
%
ALC Range
VO = 3dB
48
dB
CB
Channel Balance
ALC = ON
0
2
dB
SVR
Supply Voltage Rejection
f = 100Hz
28
32
dB
CT
Cross Talk
f = 1KHz
60
dB
HEAD SELECT INPUT
Input LOW Level
chB selected
0.6
V
Input HIGH level
chA seleced
1.4
V
TDA7286
3/6
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