TDA7350A
22W BRIDGE-STEREO AMPLIFIER FOR CAR RADIO
VERY FEW EXTERNAL COMPONENTS
NO BOUCHEROT CELLS
NO BOOSTRAP CAPACITORS
HIGH OUTPUT POWER
NO SWITCH ON/OFF NOISE
VERY LOW STAND-BY CURRENT
FIXED GAIN (30dB STEREO)
PROGRAMMABLE TURN-ON DELAY
MULTIWATT 11
Protections:
OUTPUT AC-DC SHORT CIRCUIT
GROUND AND TO SUPPLY VOLTAGE
VERY INDUCTIVE LOADS
LOUDSPEAKER PROTECTION
OVERRATING CHIP TEMPERATURE
LOAD DUMP VOLTAGE
FORTUITOUS OPEN GROUND
ESD
TO
ORDERING NUMBER:
TDA7350A
DESCRIPTION
The TDA7350A is a new technology class AB
廬
Audio Power Amplifier in the Multiwatt package
APPLICATION CIRCUIT BRIDGE
designed for car radio applications.
Thanks to the fully complementary PNP/NPN out-
put configuration the high power performance of
the TDA7350A is obtained without bootstrap ca-
pacitors.
A delayed turn-on mute circuit eliminates audible
on/off noise, and a novel short circuit protection
system prevents spurious intervention with highly
inductive loads.
April 1995
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