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参数资料
| 型号： | TDA7253 |
| 厂商： | STMICROELECTRONICS |
| 元件分类： | 音频／视频放大 |
| 英文描述： | 10 W, 1 CHANNEL, AUDIO AMPLIFIER, PZFM11 |
| 封装： | CLIPWATT-11 |
| 文件页数： | 3/5页 |
| 文件大小： | 367K |
| 代理商： | TDA7253 |
ELECTRICAL CHARACTERISTICS (Refer to the test and application circuit, VS = 26V; RL = 8;
Gv = 30dB; f = 1KHz; Tamb = 25
°C unless otherwise specified.)
Symbol
Parameter
Test Condition
Min.
Typ.
Max.
Unit
VS
Supply Voltage
10
32
V
VO
Quiescent Output Voltage
12.5
V
Iq
Total Quiescent Current
40
mA
PO
Output Power
d = 10%
d = 1%
810
8
W
d
Total Harmonic Distortion
PO = 1W
0.03
%
RI
Input Resistance
100
200
K
fL
Low Frequency Roll-off (-3dB)
40
Hz
fH
High Frequency Roll-off (-3dB)
80
KHz
eN
Total Input Noise Voltage
A Curve; RS = 10K
2mV
f = 22Hz to 22KHz; RS = 10K
2.5
10
V
SVR
Supply Voltage Rejection
RS = 10K
; f = 100Hz; Vr = 0.5V
60
dB
VTMUTE
Mute Threshold
0.8
V
VTPLAY
Play Threshold
5
V
AM
Mute Attenuation
80
100
dB
IqMUTE
Quiescent Current Mute
7
10
mA
Note: to avoid pop-on noise
CF
CSVR
≤ 1
Figure 1: Output Power vs. Supply Voltage
8
12
16
20
24
28
Vs(V)
D94AU131
20
25
30
35
40
45
Iq
(mA)
Figure 2: Quiescent Current vs. Supply Voltage
THERMAL DATA
Symbol
Parameter
Value
Unit
Rth j-case
Thermal resistance junction to case
Max
3
°C/W
TDA7253
3/5
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