文档介绍：TDA7297SA
10W+10W DUAL BRIDGE AMPLIFIER
■ WIDE SUPPLY VOLTAGE RANGE (6V-18V)
TECHNOLOGY BI20II
■ MINIMUM EXTERNAL COMPONENTS
– NO SWR CAPACITOR
– NO BOOTSTRAP
– NO BOUCHEROT CELLS
– INTERNALLY FIXED GAIN
■ STAND-BY & MUTE FUNCTIONS
■ SHORT CIRCUIT PROTECTION
■ THERMAL OVERLOAD PROTECTION CLIPWATT15
ORDERING NUMBER: TDA7297SA
DESCRIPTION
Pin to pin compatible with: TDA7297, TDA7266B,
The TDA7297SA is a dual bridge amplifier specially TDA7266SA, TDA7266M, TDA7266MA, TDA7266,
designed for TV and Portable Radio applications. & TDA7266S.
BLOCK AND APPLICATION DIAGRAM
VCC
470µF 100nF
3 13
µF
4
IN1 + 1 OUT1+
-
ST-BY 7
S-GND
9 - 2 OUT1-
Vref
+
µF
12
IN2 + 15 OUT2+
-
MUTE 6
- 14 OUT2-
PW-GND
8 +
D94AU175B
September 2003