Tda7266/Tda7266L - Sharp 21LF-90N Service Manual

TDA7266/TDA7266L

General Description of TDA7266L
The TDA7266L is a mono bridge amplifier specially designed for TV and Portable Radio applications. Requires very
few external components
WIDE SUPPLY VOLTAGE RANGE (3-18 V)
MINIMUM EXTERNAL COMPONENTS.
– NO SVR CAPACITOR
– NO BOOTSTRAP
– NO BOUCHEROT CELLS
– INTERNALLY FIXED GAIN
STAND-BY & MUTE FUNCTIONS
SHORT CIRCUIT PROTECTION
THERMAL OVERLOAD PROTECTION
Pinnig
1 N.C.
2 N.C.
3 MUTE
4 ST-BY
5 PW-GND
6 S-GND
7 IN
8 VCC
9 OUT+
10 OUT -
General Description of TDA7266
The TDA7266 is a 2x7 Watt dual power amplifier. It is used for sound amplification at stereo TV sets.
WIDE SUPPLY VOLTAGE RANGE (3-18 V)
MINIMUM EXTERNAL COMPONENTS
– NOSWR CAPACITOR
– NOBOOTSTRAP
– NO BOUCHEROT CELLS
– INTERNALLY FIXED GAIN
STAND-BY & MUTE FUNCTIONS
SHORT CIRCUIT PROTECTION
THERMAL OVERLOAD PROTECTION
Pinnig
1. OUT1 +
2. OUT1 –
3. VCC
4. IN1
5. N.C.
6. MUTE
7. ST-BY
8. PW-GND
9. S-GND
10. N.C.
11. N.C.
12. IN2
13. VCC
14. OUT2 -
15. OUT2 +
17
AK - 44
CHASSIS