Ships to you between Mon. 22 Jul to Fri. 26 Jul
E-TDA7396 STMicroelectronics
TDA7396 45W/2 BRIDGE CAR RADIO AMPLIFIER WITH DIAGNOSTIC FACILITY HIGH POWER CAPABILITY: - 65W/2 MAX - 60W/2 EIAJ - 45W/2 VS = 14.4V, f = 1KHz, d = 10% DIFFERENTIAL INPUTS (EITHER SINGLE ENDED OR DIFFERENTIAL INPUT SIGNALS ARE ACCEPTED) Multiwatt11 MINIMUM EXTERNAL COMPONENT COUNT: - NO BOOTSTRAP CAPACITORS ORDERING NUMBER: TDA7396 - NO BOUCHEROT CELLS - INTERNALLY FIXED GAIN (26dB) - NO SVR CAPACITOR SHORT CIRCUIT ST.-BY FUNCTION (CMOS COMPATIBLE) OPEN LOAD AUTOMATIC MUTE DURING TURN-ON/OFF THERMAL SHUTDOWN AUTOMUTE AT MINIMUM SUPPLY VOLTAGE DETECTION PROTECTIONS: SYNCHRONIZING PIN FOR SIMULTANEOUS SHORT CIRCUIT (TO GND, TO VS, ACROSS TURN-ON IN MULTI-DEVICE APPLICATIONS THE LOAD) NO AUDIBLE POP DURING MUTE AND ST- VERY INDUCTIVE LOADS BY OPERATIONS CHIP OVER-TEMPERATURE LOAD DUMP Diagnostic Facilities: OPEN GND CLIPPING DETECTOR ESD Figure 1: Test And Application Circuit +V S 100nF 1000F 0.22F 39 IN+ 2 OUT+ 7 0.22F IN- 1 OUT- TDA7396 5 Vref STANDBY 8 10K TO C or V S CD-DIA 4 TO C 11 10 6 GND RS CM 51K 10F D93AU004 September 2013 1/11 This is advanced information on a new product now in development or undergoing evaluation. Details are subject to change without notice.TDA7396 DESCRIPTION plications. The exclusive fully complementary output stage The TDA7396 is a BRIDGE class AB audio power and the internally fixed gain configuration drop the amplifier especially intended for car radio High external component count. Power applications. The on board clipping detector allows easy imple- The 2 power capability together with the possi- mentation of gain compression systems. bility to operate either in DIFFERENTIAL INPUT The diagnostics facility allows to detect any mis- MODE or SINGLE ENDED INPUT MODE makes takes during car radio set assembly and wiring in it suitable for boosters and high end car radio ap- the car. Figure 2: Block Diagram V V CC1 CC2 39 SHORT CIRCUIT + DUMP & THERMAL REFERENCES PROTECTION - 10K STANDBY THRESHOLD 1 IN- 5 OUT- POWER AMP COMMON 500 MODE ICM - 4 V=f LTS LTS DIAGN (Tj) DISABLE + CD 500 V CC/2 - POWER AMP 7 2 gm OUT+ IN+ + 10K THD DETECT PROGRAMMABLE DIAGNOSTIC + CURRENT CIRCUIT CIRCUIT - MUTE THRESHOLD 11 10 6 8 MUTE SYNC GND STANDBY D94AU107 PIN CONNECTION (Top view) 11 MUTE 10 SYNC 9 +V S 8 STAND-BY 7 OUT+ 6 GND 5 OUT- 4 CD-DIA (CLIPPING DETECTOR - DIAG.) 3 +V S 2 IN+ 1 IN- TAB CONNECTED TO PIN 6 D93AU003A THERMAL DATA Symbol Description Value Unit R Thermal Resistance Junction-case Max 1.5 C/W th j-case 2/11
