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參數(shù)資料
| 型號： | TDA7490LSA |
| 廠商： | STMICROELECTRONICS |
| 元件分類： | 音頻／視頻放大 |
| 英文描述： | 15 W, 2 CHANNEL, AUDIO AMPLIFIER, PZFM19 |
| 封裝： | LEAD FREE, CLIPWATT-19 |
| 文件頁數(shù)： | 9/13頁 |
| 文件大?。?/td> | 198K |
| 代理商： | TDA7490LSA |
Obsolete
Product(s)
- Obsolete
Product(s)
TDA7490LSA
2 Electrical characteristcs
5/13
2
Electrical characteristcs
Table 3.
electrical characteristcs (Refer to the test circuit, VCC = ±14.5V; RL = 6;
Demod. filter L = 33
H, C = 220nF; f = 1KHz; R1 = 27k; T
amb = 25°C unless otherwise
specified.)
Symbol
Parameter
Test Condition
Min.
Typ.
Max.
Unit
VS
Supply Range
±7
±15
V
Iq
Total Quiescent Current
RL = ∞; no LC filter
60
mA
VOS
Output Offset Voltage
-150
+150
mV
Po
Output Power
THD = 10%
THD = 1%
15
12
W
VCC = ±10V; RL = 4
THD = 10%
THD = 1%
10
8
W
VCC = ±13.5V; RL = 8
THD = 10%
THD = 1%
10
8.2
W
PD
Maximum Dissipated Power
Po = 10+10W; ; RL = 8; THD =
10%; VCC = ±13.5V
3.5
W
h
Efficiency (1)
Po = 10+10W; RL = 8;
VCC = ±13.5V
86
%
THD
Total Harmonic Distortion
RL = 8; Po = 0.5W
0.1
%
Imax
Overcurrent Protection
Threshold
RL = 0
2.5
A
Tj
Thermal Shut-down Junction
Temperature
150
°C
GV
Closed Loop Gain
30
dB
G
V
Gain Matching
-1
1
dB
eN
Total Input Noise
A Curve
f = 20Hz to 22KHz
7
V
12
V
CT
Cross Talk
f = 1KHz
t.b.d.
dB
Ri
Input Resistance
30
k
SVR
Supply Voltage Rejection
f = 100Hz; Vr = 0.5
60
dB
Vrmax
Overvoltage Protection
Threshold
30
V
Tr, Tf
Rising and Falling Time
50
ns
RDSON
Power Transistor on Resistance
0.3
W
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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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