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參數(shù)資料
| 型號： | TDA7381 |
| 廠商： | 意法半導(dǎo)體 |
| 英文描述： | 4 x 25W Quad Bridge Car Radio Amplifier(音頻功率放大器) |
| 中文描述： | 4 × 25瓦四橋汽車收音機(jī)放大器（音頻功率放大器） |
| 文件頁數(shù)： | 3/10頁 |
| 文件大?。?/td> | 292K |
| 代理商： | TDA7381 |
ELECTRICALCHARACTERISTICS
(V
S
= 14.4V;f = 1KHz; R
g
= 600
; R
L
= 4
; T
amb
= 25
°
C;
Refer tothe Testand application circuit (fig.1),unless otherwisespecified.)
Symbol
I
q1
V
OS
G
v
P
o
Parameter
Test Condition
Min.
Typ.
180
Max.
300
100
27
Unit
mA
mV
dB
W
W
Quiescent Current
Output Offset Voltage
Voltage Gain
Output Power
25
16.5
13
26
18
14
THD = 10%
THD = 1%
THD = 10%; V
S
= 13.2V
THD = 1%; V
S
= 13.2V
EIAJ (VS = 13.7V)
V
S
= 13.7V
P
o
= 4W
”A” Weighted
Bw = 20Hz to 20KHz
f = 100Hz
13.5
11
23
28
15
12
25
30
0.04
50
65
65
20
W
W
W
W
%
μ
V
μ
V
dB
Hz
KHz
K
dB
μ
A
V
V
dB
V
V
μ
A
P
o EIAJ
P
o max
THD
e
No
EIAJ Output Power (*)
Max.Output Power (*)
Distortion
Output Noise
0.3
150
SVR
f
cl
f
ch
R
i
C
T
I
SB
V
SB out
V
SB IN
A
M
V
M out
V
M in
I
m (L)
Supply Voltage Rejection
Low Cut-Off Frequency
High Cut-Off Frequency
Input Impedance
Cross Talk
St-By Current Consumption
St-By OUT Threshold Voltage
St-By IN Threshold Voltage
Mute Attenuation
Mute OUT Threshold Voltage
Mute IN Threshold Voltage
Muting Pin Current
50
75
70
50
100
70
f = 1KHz
St-By = LOW
(Amp: ON)
(Amp: OFF)
V
O
= 1Vrms
(Amp: Play)
(Amp: Mute)
V
MUTE
= 1.5V
(Source Current)
THD = 1% (**)
100
3.5
1.5
80
3.5
90
1.5
16
5
10
I
CDOFF
Clipping Detector ”O(jiān)FF” Output
Average Current
Clipping Detector ”O(jiān)N” Output
Average Current
100
μ
A
I
CDON
THD = 10% (**)
100
240
350
μ
A
(*) Saturated square wave output.
(**) Diagnostics output pulled-up to 5V with 10K
series resistor.
TDA7381
3/10
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相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
|---|---|
| TDA7381_08 | 制造商:STMICROELECTRONICS 制造商全稱:STMicroelectronics 功能描述:4 x 25W quad bridge car radio amplifier |
| TDA7382 | 功能描述:音頻放大器 4X22W Quad Brdg Amp RoHS:否 制造商:STMicroelectronics 產(chǎn)品:General Purpose Audio Amplifiers 輸出類型:Digital 輸出功率: THD + 噪聲: 工作電源電壓:3.3 V 電源電流: 最大功率耗散: 最大工作溫度: 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:TQFP-64 封裝:Reel |
| TDA7382音頻功率放大器 | 制造商:未知廠家 制造商全稱:未知廠家 功能描述: |
| TDA7383 | 功能描述:音頻放大器 4X30W Quad Brdg Amp RoHS:否 制造商:STMicroelectronics 產(chǎn)品:General Purpose Audio Amplifiers 輸出類型:Digital 輸出功率: THD + 噪聲: 工作電源電壓:3.3 V 電源電流: 最大功率耗散: 最大工作溫度: 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:TQFP-64 封裝:Reel |
| TDA7384 | 制造商:STMICROELECTRONICS 制造商全稱:STMicroelectronics 功能描述:4 x 35W QUAD BRIDGE CAR RADIO AMPLIFIER |
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