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參數(shù)資料
| 型號： | TDA7240AV |
| 廠商： | 意法半導(dǎo)體 |
| 元件分類： | 音頻放大器 |
| 英文描述： | 20WBRIDGE AMPLIFIER FOR CAR RADIO |
| 中文描述： | 20WBRIDGE車內(nèi)廣播功放 |
| 文件頁數(shù)： | 3/8頁 |
| 文件大?。?/td> | 90K |
| 代理商： | TDA7240AV |
ELECTRICAL CHARACTERISTICS
(referto the circuit of fig. 1, T
amb
= 25
°
C, R
th
(heatsink)= 4
°
C/W,
V
s
= 14.4V)
Symbol
V
s
V
os
I
d
P
o
Parameter
Test Conditions
Min.
Typ.
Max.
18
150
120
Unit
V
mV
mA
Supply Voltage
Output Offset Voltage
Total Quiescent Current
Output Power
R
L
= 4
f = 1kHz; d= 10%
65
R
L
= 4
R
L
= 8
f = 1kHz
18
10
20
12
W
W
d
Distortion
R
L
= 4
P
o
= 50mW to 12W
R
L
= 8
P
o
= 50mW to 12W
f = 1KHz
f = 100Hz
R
g
= 10K
0.1
0.5
%
f = 1kHz
0.05
0.5
%
GV
SVR
E
N
Voltage Gain
Supply Voltage Rejection
Total Input Noise
39.5
35
40
40
40.5
dB
dB
R
g
= 10K
(*)
(**)
2
3
10
μ
V
μ
V
%
μ
A
k
mV
Hz
η
I
sb
R
i
V
i
f
L
Efficiency
Stand-byCurrent
Input Resistance
Input Sensitivity
Low Frequency Roll Off
(–3dB)
High Frequency Roll Off
(–3dB)
Stand-byAttenuation
V
TH (pin2)
Stand-byThreshold
R
L
= 4
f = 1KHz
65
200
f = 1kHz
f = 1kHz; P
o
= 2W; R
L
= 4
Po = 15W;
70
28
R
L
= 4
30
f
H
Po = 15W;
RL = 4
25
kHz
A
s
V
o
= 2Vrms
70
90
dB
V
1
(*)B= Curve A
(**)B = 22Hzto 22KHz
Figure 2 :
P.C. Board and Components layout of the Circuit of Fig. 1.(1:1scale)
TDA7240A
3/8
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相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
|---|---|
| TDA7240AV | 制造商:STMicroelectronics 功能描述:Audio Power Amplifier IC |
| TDA7241 | 制造商:STMICROELECTRONICS 制造商全稱:STMicroelectronics 功能描述:20W BRIDGE AMPLIFIER FOR CAR RADIO |
| TDA7241B | 制造商:STMICROELECTRONICS 制造商全稱:STMicroelectronics 功能描述:20W BRIDGE AMPLIFIER FOR CAR RADIO |
| TDA7241BH | 制造商:STMICROELECTRONICS 制造商全稱:STMicroelectronics 功能描述:20W BRIDGE AMPLIFIER FOR CAR RADIO |
| TDA7245 | 制造商:STMicroelectronics 功能描述: |
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