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參數(shù)資料
| 型號(hào)： | TDA7490LSA |
| 廠商： | 意法半導(dǎo)體 |
| 英文描述： | 15W +15W Stereo Class-D Amplifier |
| 中文描述： | 安永安永立體聲D類放大器 |
| 文件頁數(shù)： | 5/13頁 |
| 文件大?。?/td> | 195K |
| 代理商： | TDA7490LSA |
TDA7490LSA
2 Electrical characteristcs
5/13
2
Electrical characteristcs
Table 3.
electrical characteristcs
(Refer to the test circuit, V
CC
= ±14.5V; R
L
= 6
;
Demod. filter L = 33
μ
H, C = 220nF; f = 1KHz; R1 = 27k
; T
amb
= 25°C unless otherwise
specified.
)
Symbol
Parameter
Test Condition
Min.
Typ.
Max.
Unit
V
S
Supply Range
±7
±15
V
I
q
Total Quiescent Current
R
L
=
∞
; no LC filter
60
mA
V
OS
Output Offset Voltage
-150
+150
mV
P
o
Output Power
THD = 10%
THD = 1%
15
12
W
W
V
CC
= ±10V; R
L
= 4
THD = 10%
THD = 1%
10
8
W
W
V
CC
= ±13.5V; R
L
= 8
THD = 10%
THD = 1%
10
8.2
W
W
P
D
Maximum Dissipated Power
P
o
= 10+10W; ; R
L
= 8
;
THD =
10%; V
CC
= ±13.5V
3.5
W
h
Efficiency
(1)
P
o
= 10+10W; R
L
= 8
;
V
CC
= ±13.5V
86
%
THD
Total Harmonic Distortion
R
L
= 8
; P
o
= 0.5W
0.1
%
I
max
Overcurrent Protection
Threshold
R
L
= 0
2.5
A
T
j
Thermal Shut-down Junction
Temperature
150
°C
G
V
Closed Loop Gain
30
dB
G
V
Gain Matching
-1
1
dB
e
N
Total Input Noise
A Curve
f = 20Hz to 22KHz
7
μ
V
12
μ
V
C
T
Cross Talk
f = 1KHz
t.b.d.
dB
R
i
Input Resistance
30
k
SVR
Supply Voltage Rejection
f = 100Hz; V
r
= 0.5
60
dB
V
rmax
Overvoltage Protection
Threshold
30
V
T
r
, T
f
Rising and Falling Time
50
ns
R
DSON
Power Transistor on Resistance
0.3
W
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相關(guān)代理商/技術(shù)參數(shù) |
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|---|---|
| TDA7490SA | 制造商:STMICROELECTRONICS 制造商全稱:STMicroelectronics 功能描述:10W +10W Stereo Class-D Amplifier |
| TDA7491HV | 功能描述:音頻放大器 20W Dual BTL Class D 18V VCC Audio 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 |
| TDA7491HV13TR | 功能描述:音頻放大器 20W Dual BTL Class D 18V VCC Audio 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 |
| TDA7491LP | 功能描述:音頻放大器 20W Dual BTL Class D 18V VCC Audio 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 |
| TDA7491LP13TR | 功能描述:音頻放大器 20W Dual BTL Class D 18V VCC Audio 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 |
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