文档介绍：® TDA7266L
5W MONO BRIDGE AMPLIFIER
WIDE SUPPLY VOLTAGE RANGE (-18V)
TECHNOLOGY BI20II
MINIMUM PONENTS
– NO SVR CAPACITOR
– NO BOOTSTRAP
– NO BOUCHEROT CELLS
– INTERNALLY FIXED GAIN
STAND-BY & MUTE FUNCTIONS
SHORT CIRCUIT PROTECTION
THERMAL OVERLOAD PROTECTION
SIP10
DESCRIPTION ORDERING NUMBER: TDA7266L
The TDA7266L is a mono bridge amplifier spe-
cially designed for TV and Portable Radio appli-
cations.
BLOCK AND APPLICATION DIAGRAM
VCC
C5 C6
C1 8 470µF 100nF
µF
7
IN1 + 10 OUT+
-
5V S1 R1 ST-BY
4
(ST-BY) C2
S-GND
6 - 9 OUT-
Vref
+
S2 R2 MUTE PW-GND
3 5
MUTE C4
D99AU1039A
February 2001 1/7
TDA7266L
ABSOLUTE MAXIMUM RATINGS
Symbol Parameter Value Unit
VS Supply Voltage 20 V
IO Output Peak Current (internally limited) 2 A
Ptot Total Power Dissipation (Tcase = 70°C) 10 W
Top Operating Temperature 0 to 70 °C
Tstg, Tj Storage and Junction Temperature -40 to +150 °C
THERMAL DATA
Symbol Description Value Unit
Rth j-case Thermal Resistance Junction to case 8 °C/W
Rth j-amb Thermal Resistance Junction to ambient 70 °C/W
PIN CONNECTION (Top view)
10 OUT+
9 OUT-
7 IN
6 S-GND
5 PW-GND
4 ST-BY
3 MUTE
2 .
1 .
D99AU1040A
ELECTRICAL CHARACTERISTICS (VCC = 11V, RL = 8Ω, f = 1kHz, Tamb = 25°C unless otherwise
specified.)
Symbol Parameter Test Condition Min. Typ. Max. U