TDA7266D
5W+5W DUAL BRIDGE AMPLIFIER
PRELIMINARY DATA
s
s
WIDE SUPPLY VOLTAGE RANGE (3.5 - 12V)
OUTPUT POWER
5+5W @THD = 10%, R
L
= 8Ω, V
CC
= 9.5V
SINGLE SUPPLY
MINIMUM EXTERNAL COMPONENTS
– NO SVR CAPACITOR
– NO BOOTSTRAP
– NO BOUCHEROT CELLS
– INTERNALLY FIXED GAIN
TECHNOLOGY BI20II
s
s
s
s
s
STAND-BY & MUTE FUNCTIONS
SHORT CIRCUIT PROTECTION
THERMAL OVERLOAD PROTECTION
PowerSO20 Slug Down
ORDERING NUMBER: TDA7266D
DESCRIPTION
The TDA7266D is a dual bridge amplifier specially
TEST AND APPLICATION CIRCUIT
designed for LCD TV/Monitor, PC Motherboard, TV
and Portable Audio applications.
VCC
JP1
R1
47K
R2
47K
IN1
S-GND
R3 10K
9
C4
10µF
Vref
C5 0.22µF
IN2
MUTE
R4 10K
8
C6
1µF
1
10
11
PW-GND
20
-
+
D02AU1407
+5V
C3 0.22µF
6
7
+
-
13
15
2
C1
470µF
OUT1+
C2
100nF
C7
100nF
ST-BY
-
+
+
-
5
OUT1-
14
19
OUT2+
16
OUT2-
May 2003
This is preliminary information on a new product now in development or undergoing evaluation. Details are subject to change without notice.
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