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参数资料
| 型号： | TDA7490 |
| 厂商： | STMICROELECTRONICS |
| 元件分类： | 音频／视频放大 |
| 英文描述： | 25 W, 2 CHANNEL, AUDIO AMPLIFIER, PZFM25 |
| 封装： | FLEXIWATT-25 |
| 文件页数： | 3/10页 |
| 文件大小： | 200K |
| 代理商： | TDA7490 |
Obsolete
Product(s)
- Obsolete
Product(s)
TDA7490
2/10
Figure 3. Test and Application Circuit. (Bridge Configuration)
Table 2. Absolute Maximum Ratings
Table 3. Thermal Data
Symbol
Parameter
Value
Unit
VCC
DC Supply Voltage (no signal)
±30
V
Ptot
Power Dissipation Tcase = 70°C
35
W
Tstg, Tj
Storage and Junction Temperature
–40 to 150
°C
Top
Operating Temperature Range
0 to 70
°C
V6,8,10,18
Maximum Voltage on pins # 6,8,10,18 referred to GND
±5V
Symbol
Parameter
Value
Unit
Rth j-case
Thermal Resistance Junction-case
Typ.
1
°C/W
PWM-stage
PRE
+
-
+
470pF
R4
68K
R5 52.3K
L9 30
INPUT
C23
235nF
PWM-stage
L10 30
C26
470nF
dumping
(common
mode)
The LC filter is optimized for 8
(<->LC filter for 4
in single-ended)
It hos to be changed for other loads
C24
235nF
C29
470nF
R28
10
R27
10
R25
Rload
PRE
470pF
R61
68K
R62 52.3K
D99AU1081
7
9
10
18
19
17
23
3
R63
4.7K
Int.
C40
C60
C59
C41
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相关代理商/技术参数 |
参数描述 |
|---|---|
| TDA7490L | 功能描述:音频放大器 Class-D Amplifier RoHS:否 制造商:STMicroelectronics 产品:General Purpose Audio Amplifiers 输出类型:Digital 输出功率: THD + 噪声: 工作电源电压:3.3 V 电源电流: 最大功率耗散: 最大工作温度: 安装风格:SMD/SMT 封装 / 箱体:TQFP-64 封装:Reel |
| TDA7490L_05 | 制造商:STMICROELECTRONICS 制造商全称:STMicroelectronics 功能描述:20W + 20W STEREO CLASS-D AMPLIFIER 40W MONO IN BTL |
| TDA7490LSA | 制造商:STMICROELECTRONICS 制造商全称:STMicroelectronics 功能描述:15W +15W Stereo Class-D Amplifier |
| TDA7490SA | 制造商:STMICROELECTRONICS 制造商全称:STMicroelectronics 功能描述:10W +10W Stereo Class-D Amplifier |
| TDA7491HV | 功能描述:音频放大器 20W Dual BTL Class D 18V VCC Audio Amp RoHS:否 制造商:STMicroelectronics 产品:General Purpose Audio Amplifiers 输出类型:Digital 输出功率: THD + 噪声: 工作电源电压:3.3 V 电源电流: 最大功率耗散: 最大工作温度: 安装风格:SMD/SMT 封装 / 箱体:TQFP-64 封装:Reel |
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