Part # TDA7391 datasheet

Part Manufacturer: ST Microelectronics

ST Microelectronics

Part Description: 35W bridge car radio amplifier


Part Details:

® TDA7391 35W BRIDGE CAR RADIO AMPLIFIER HIGH POWER CAPABILITY: 40W/4 MAX35W/4 EIAJ45W/3.2 MAX40W/3.2 EIAJ32W/3.2 @ VS = 14.4V, f = 1KHz, d = 10%26W/4 @ VS = 14.4V, f = 1KHz, d = 10% DIFFERENTIAL INPUTS (EITHER SINGLE Multiwatt11 ENDED OR DIFFERENTIAL INPUT SIGNAL ORDERING NUMBER: TDA7391 ARE ACCEPTED) MINIMUM EXTERNAL COMPONENT COUNT: - NO BOOTSTRAP CAPACITORS- NO BOUCHEROT CELLS ESD - INTERNALLY FIXED GAIN (30dB)- NO SVR CAPACITOR DESCRIPTION ST.-BY FUNCTION (CMOS COMPATIBLE) The TDA7391 is a BRIDGE class AB audio power PROGRAMMABLE TURN-ON/OFF DELAY amplifier specially intended for car radio High NO AUDIBLE POP DURING MUTE AND ST- Power applications. BY OPERATIONS The high power capability together with the possi-bility to operate either in DIFFERENTIAL INPUTMODE or SINGLE ENDED INPUT MODE makes PROTECTIONS: it suitable for boosters and high end car radio SHORT CIRCUIT (TO GND, TO VS, ACROSS equipments. THE LOAD) The exclusive fully complementary output stage VERY INDUCTIVE LOADS and the internal fixed gain configuration drop the CHIP OVERTEMPERATURE external component count.The on board clipping detector allows easy imple- LOAD DUMP mentation of gain compression systems. OPEN GND Figure 1: Test And Application Circuit +VS C5 100nF C4 1000µF C2 0.22µF 3 9 IN+ 2 OUT+ 7 C1 0.22µF IN- 1 OUT- TDA7391 5 Vref R1


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TDA7391.pdf Datasheet