TDA7297
15+15W DUAL BRIDGE AMPLIFIER
WIDE SUPPLY VOLTAGE RANGE (6V -18V)
MINIMUM EXTERNAL COMPONENTS
鈥?NO SWR CAPACITOR
鈥?NO BOOTSTRAP
鈥?NO BOUCHEROT CELLS
鈥?INTERNALLY FIXED GAIN
STAND-BY & MUTE FUNCTIONS
SHORT CIRCUIT PROTECTION
THERMAL OVERLOAD PROTECTION
TECHNOLOGY BI20II
Multiwatt 15
DESCRIPTION
The TDA7297 is a dual bridge amplifier specially
designed for TV and Portable Radio applications.
ORDERING NUMBER:
TDA7297
BLOCK AND APPLICATION DIAGRAM
VCC
470碌F
0.22碌F
IN1
3
4
+
-
ST-BY
7
13
1
OUT1+
100nF
S-GND
9
Vref
-
+
+
-
2
OUT1-
0.22碌F
IN2
12
15
OUT2+
MUTE
6
PW-GND
-
8
+
14
OUT2-
D94AU175B
May 1997
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