AN7140 Datasheet (Panasonic Semiconductor)

AN7140, 5W Audio Power Amplifier

Pin No.

1 2 3 4 5 6 7 8 9 Output GND Bootstrap Phase Compensation N.F.B Input GND Ripple Filter VCC Pin Name s Block Diagram VCC 9 3 6 Input Circuit Drive SEPP Output Circuit 1 GND 7 Power Supply Ripple Rejection Temperature Compensation Overvoltage Protection 2 GND 8 5 4 1.7±0.25

www.DataSheet4U.com ICs for Audio Common Use AN7140 5W Audio Power Amplifier Circuit s Overview The AN7140 is an integrated circuit designed for low power amplifier such as portable radio, radio cassette tape recorder and car radio.

Wide supply voltage range (6 ~ 16V) enables stabilized operation.

Fewer external components and 9-pin SIL package achieved compact and highly integrated set.

ø 2.65±0.1 6.3±0.3 8.4±0.25 7.1±0.25 5.8±0.25 1.5±0.25 9 8 7 6 5 4 3 2 1 19.9±0.1 18.3±0.25 0.1±0.05 ø 3.3±

AN7140 Features

* High gain, low distortion, low noise

* Fewer external components

* Built-in thermal protection circuit

* Built-in overvoltage protection circuit

* Incorporating automatic operating point stabilizer circuit

* Low shock noise when power is switched ON