|
|
PDF TDA7269A Data sheet ( Hoja de datos )
| Número de pieza | TDA7269A | |
| Descripción | 14+14W STEREO AMPLIFIER WITH MUTE & ST-BY | |
| Fabricantes | ST Microelectronics | |
| Logotipo |  |
|
Hay una vista previa y un enlace de descarga de TDA7269A (archivo pdf) en la parte inferior de esta página. Total 7 Páginas | ||
|
No Preview Available !
® TDA7269A
14 + 14W STEREO AMPLIFIER WITH MUTE & ST-BY
WIDE SUPPLY VOLTAGE RANGE UP TO
±20V
SPLIT SUPPLY
HIGH OUTPUT POWER
14 + 14W @ THD =10%, RL = 8Ω, VS = +16V
NO POP AT TURN-ON/OFF
MUTE (POP FREE)
STAND-BY FEATURE (LOW Iq)
SHORT CIRCUIT PROTECTION TO GND
THERMAL OVERLOAD PROTECTION
DESCRIPTION
The TDA7269A is class AB dual Audio power am-
plifier assembled in the Multiwatt package, spe-
cially designed for high quality sound application
as Hi-Fi music centers and stereo TV sets.
Figure 1: Typical Application Circuit
Multiwatt11
ORDERING NUMBER: TDA7269A
15K 1µF
MUTE/
ST-BY
IN (L)
5
7
1µF
+5V µP
15K 18K
GND 9
1µF
IN (R) 11
D94AU085
+VS
3
1000µF
+
-
-
+
1
1000µF
4 OUT (L)
18K
8 IN- (L)
10 IN- (R)
4.7Ω
100nF
560Ω
560Ω
18K
2 OUT (R)
4.7Ω
6
-VS 100nF
RL (L)
RL (R)
July 1998
1/7
1 page  
Figure 3: Test and Application Circuit (Stereo Configuration)
TDA7269A
R2
R1
SW1
DZ
C3
MUTE/
ST-BY 5
IN (L) 7
C1
R4
SW2
R3
GND 9
C2
IN (R) 11
D94AU087
+VS
+VS
3
C4 C5
+ 4 OUT (L)
-
R5 R7
8 IN- (L)
C8
R6
10 IN- (R)
R9
R8
- 2 OUT (R)
+
16
R10
-VS C9
C7 C6
RL (L)
RL (R)
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.
COMPONENTS
R1
R2
R3
R4
R5, R8
R6, R9
R7, R10
C1, C2
C3
C4, C6
C5, C7
C8, C9
Dz
RECOMMENDED
VALUE
10KΩ
15KΩ
18KΩ
15KΩ
18KΩ
560Ω
4.7Ω
1µF
1µF
1000µF
0.1µF
0.1µF
5.1V
PURPOSE
Mute Circuit
Mute Circuit
Mute Circuit
Mute Circuit
Closed Loop Gain
Setting (*)
Frequency Stability
Input DC
Decoupling
St-By/Mute Time
Constant
Supply Voltage
Bypass
Supply Voltage
Bypass
Frequency Stability
Mute Circuit
LARGER THAN
RECOMMENDED VALUE
Increase of Dz
Biasing Current
Vpin # 5 Shifted Downward
Vpin # 5 Shifted Upward
Vpin # 5 Shifted Upward
Increase of Gain
Decrease of Gain
Danger of Oscillations
SMALLER THAN
RECOMMENDED VALUE
Vpin # 5 Shifted Upward
Vpin # 5 Shifted Downward
Vpin # 5 Shifted Downward
Danger of Oscillations
Higher Low Frequency
Cutoff
Larger On/Off Time
Smaller On/Off Time
Danger of Oscillations
Danger of Oscillations
(*) Closed loop gain has to be => 25dB
5/7
5 Page | ||
| Páginas | Total 7 Páginas | |
| PDF Descargar | [ Datasheet TDA7269A.PDF ] | |
Hoja de datos destacado
| Número de pieza | Descripción | Fabricantes |
| TDA7269 | 10+10W STEREO AMPLIFIER WITH MUTE & ST-BY | ST Microelectronics |
| TDA7269 | 14W+14W STEREO AMPLIFIER |  Unisonic Technologies |
| TDA7269A | 14+14W STEREO AMPLIFIER WITH MUTE & ST-BY | ST Microelectronics |
| TDA7269SA | 10W+10W STEREO AMPLIFIER | ST Microelectronics |
| Número de pieza | Descripción | Fabricantes |
| SLA6805M | High Voltage 3 phase Motor Driver IC. |
 Sanken |
| SDC1742 | 12- and 14-Bit Hybrid Synchro / Resolver-to-Digital Converters. |
 Analog Devices |
|
DataSheet.es es una pagina web que funciona como un repositorio de manuales o hoja de datos de muchos de los productos más populares, |
| DataSheet.es | 2020 | Privacy Policy | Contacto | Buscar |