TDA7265 is basically used in applications where high quality audio power amplification and high efficiency both are required. The device being class AB dual audio power amplifier specifically designed for such high quality sound applications. With high power output capacity the chip can also be used for driving loud speakers and woofers.
High output power : 25 + 25 W @ RL = 8 Ω, Vs = ± 20V
Wide operating supply voltage range
Output short circuit protection
Thermal overload protection
Very low number of components required to get the amplifier working
No pop at turn-on/off
Mute enable pin available
Stand-by feature (low Iq)
Split supply
Operating voltage range: ±5 to ±25V
Maximum supply voltage:±25V
Maximum repetitive current allowed to draw through each output: 4.5A
TDA7265�is a 25 Watt + 25 Watt stereo audio amplifier IC. The chip is a class AB dual audio power amplifier in Multiwatt package specifically designed for high quality sound application as music centers and stereo TV sets
Pin Configuration
Pin 1(-Vs) : Negative power supply is connected to this pin in dual supply mode operation of the chip
Pin 2(OUTPUT 1) : Amplified output of channel A is provided at this pin
Pin 3(+Vs) : Positive power supply is connected at this pin
Pin 4(OUTPUT 2) : Amplified output of channel B is provided at this pin
Pin 5(Mute) : This pin is pulled low to disable the audio output
Pin 6(-Vs) : Negative power supply is connected to this pin in dual supply mode operation of the chip
Pin 7(IN+(2)) : Non-inverting input of channel B amplifier in the chip
Pin 8(IN-(2)) : Inverting input of channel B amplifier in the chip
Pin 9(Ground) : This pin is connected to the ground
Pin 10(IN+(1)) : Inverting input of channel A amplifier in the chip
Pin 11(IN+(1)) : Non-inverting input of channel A amplifier in the chip
Applications
Audio power amplifiers
Stereo TV sets
Hi-Fi music centers
Guitar amplifiers
Music players
Woofer amplifiers
Hobby projects
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