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參數(shù)資料
| 型號(hào)： | TDA7269 |
| 廠商： | 意法半導(dǎo)體 |
| 英文描述： | 10 + 10W Stereo Amplifier with Mute & ST-BY(10+10W帶消音和備用的立體聲放大器) |
| 中文描述： | 10 10W的立體聲放大器，具有靜音 |
| 文件頁(yè)數(shù)： | 5/7頁(yè) |
| 文件大小： | 54K |
| 代理商： | TDA7269 |
APPLICATIONS SUGGESTION
(Demo Board Schematic)
The recommended values of the external compo-
nents are those shown are the demo board sche-
matic different values can be used: the following
table can help the designer.
R3
IN (L)
C1
R2
C3
MUTE/
ST-BY
GND
IN (R)
C2
R7
R10
C8
C9
OUT (L)
OUT (R)
C6
C4
+V
S
3
5
7
9
6
-V
S
11
2
4
+
+
-
-
D94AU087
RL (L)
RL (R)
+V
S
R9
R5
IN- (L)
8
10
IN- (R)
1
SW1
R1
DZ
R4
SW2
C7
R8
R6
C5
Figure 3:
Testand ApplicationCircuit (StereoConfiguration)
COMPONENTS
RECOMMENDED
VALUE
PURPOSE
LARGER THAN
RECOMMENDED VALUE
Increase of Dz
Biasing Current
V
pin
# 5 Shifted Downward
V
pin
# 5 Shifted Upward
V
pin
# 5 Shifted Upward
Increase of Gain
Decrease of Gain
Danger of Oscillations
SMALLER THAN
RECOMMENDED VALUE
R1
10K
Mute Circuit
R2
R3
R4
15K
18K
15K
18K
560
4.7
Mute Circuit
Mute Circuit
Mute Circuit
Closed Loop Gain
Setting (*)
V
pin
# 5 Shifted Upward
V
pin
# 5 Shifted Downward
V
pin
# 5 Shifted Downward
R5, R8
R6, R9
R7, R10
FrequencyStability
Input DC
Decoupling
St-By/Mute Time
Constant
Supply Voltage
Bypass
Supply Voltage
Bypass
FrequencyStability
Mute Circuit
Danger of Oscillations
Higher Low Frequency
Cutoff
C1, C2
1
μ
F
C3
1
μ
F
Larger On/Off Time
Smaller On/OffTime
C4, C6
1000
μ
F
Danger of Oscillations
C5, C7
0.1
μ
F
Danger of Oscillations
C8, C9
Dz
0.1
μ
F
5.1V
(*) Closed loop gain has tobe => 25dB
TDA7269
5/7
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相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
|---|---|
| TDA7269A | 功能描述:音頻放大器 14W Stereo Amplifier 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 |
| TDA7269A_03 | 制造商:STMICROELECTRONICS 制造商全稱:STMicroelectronics 功能描述:14W+14W STEREO AMPLIFIER WITH MUTE & ST-BY |
| TDA7269ASA | 制造商:STMicroelectronics 功能描述:14 + 14W STEREO AMP |
| TDA7269SA | 制造商:STMicroelectronics 功能描述:10 + 10W STEREO AMP |
| TDA7272A | 制造商:STMICROELECTRONICS 制造商全稱:STMicroelectronics 功能描述:HIGH PERFORMANCE MOTOR SPEED REGULATOR |
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