Multifunction quad power amplifier with built-in diagnostics features

Features:

Multipower BCD technology

DMOS power output

High output power capability 4 x 25 W / 4  @ 

14.4 V, 1 kHz, 10 % THD, 4 x 35 W EIAJ

Max. output power 4 x 60 W / 2 

Full I2C bus driving:

Standby

Independent front/rear soft play/mute

Selectable gain 26 dB - 12 dB (for low noise line output function)

I2C bus digital diagnostics

Full fault protection

DC offset detection

Four independent short circuit protection

Clipping detector

ESD protection

Description:

The TDA7561 is a BCD technology quad bridge type of car radio amplifier in Flexiwatt25 package specially intended for car radio applications. Thanks to the DMOS output stage the TDA7561  has a very low distortion allowing a clear powerful  sound. This device is equipped with a full diagnostics array that communicates the status of each  speaker through the I2C bus.The possibility to control the configuration and behaviour of the  device by means of the I2C bus makes TDA7561 a very flexible machine.

Circuit Diagram:

Multifunction quad power amplifier with built-in diagnostics features

6 + 6W STEREO AMPLIFIER WITH MUTE & ST-BY TDA7499

Features:

• WIDE SUPPLY VOLTAGE RANGE UP TO±18V
• 6 + 6W @ THD =10%, RL = 8Ω, VS = +14V
• NO POP AT TURN-ON/OFF
• MUTE (POP FREE)
• STAND-BY FEATURE (LOW Iq)
• SHORT CIRCUIT PROTECTION TO GND
• THERMAL OVERLOAD PROTECTION

Circuit Diagram:

TDA7499 stereo amplifier

5W+5W AMPLIFIER WITH DC VOLUME CONTROL TDA7496

Circuit Diagram:

5W+5W AMPLIFIER WITH DC VOLUME CONTROL

11W+11W AMPLIFIER WITH DC VOLUME CONTROL

General Description:

TDA7495 is a stereo 11+11W class AB power amplifier assembled in the @ Multiwatt 15 package, specially designed for high quality sound, TV applications. Features of the TDA7495 include linear volume control, Stand-by and mute functions.

Circuit Diagram:

TDA7495 circuit diagram

10W AMPLIFIER WITH DC VOLUME CONTROL TDA7494

Features:

• 10W OUTPUT POWER RL = 8Ω, 
• @ THD = 10% VCC = 28V
• ST-BY AND MUTE FUNCTIONS
• LINEAR VOLUME CONTROL DC COUPLED
• WITH POWER OP AMPLIFIER
• NO BOUCHEROT CELL
• NO ST-BY RC INPUT NETWORK
• SIGNAL LINE OUTPUT BEFORE VOLUME
• CONTROLLING AND MUTING
• 3 SWITCHABLE VOLTAGE CONTROLLED
• INPUT PINS
• SINGLE SUPPLY RANGING UP TO 35V
• SHORT CIRCUIT PROTECTION
• THERMAL OVERLOAD PROTECTION
• INTERNALLY FIXED GAIN 
• SOFT CLIPPING
• LOW TURN-ON TURN-OFF POP NOISE
• MULTIWATT 15 PACKAGE

Circuit Diagram:

Circuit Diagram TDA7494

18W MONO CLASS-D AMPLIFIER

Features:

• 18W OUTPUT POWER:
• RL = 8Ω/4Ω; THD = 10%
• HIGH EFFICIENCY
• WIDE SUPPLY VOLTAGE RANGE (UP TO ±25V)
• SPLIT SUPPLY
• OVERVOLTAGE PROTECTION
• ST-BY AND MUTE FEATURES
• SHORT CIRCUIT PROTECTION
• THERMAL OVERLOAD PROTECTION

Circuit Diagram:

Circuit diagram for 18W MONO CLASS-D AMPLIFIER

10W MONO CLASS-D AMPLIFIER

General Description:

The TDA7480 is an audio class-D amplifier asempled in power dip package specially designed for high efficientcy applications mainly for TV and Home stereo sets.

Circuit Diagram:

Circuit diagram for 10W MONO CLASS-D AMPLIFIER