Sunday, August 31, 2014
2x30W DUAL QUAD POWER AMPLIFIER FOR CAR RADIO TDA7377
Features:
- HIGH OUTPUT POWER CAPABILITY:
- 2 x 35W max./4Ω
- 2 x30W/4Ω EIAJ
- 2 x30W/4Ω EIAJ
- 2 x 20W/4Ω @14.4V, 1KHz, 10%
- 4 x 6W/4Ω @14.4V,1KHz, 10%
- 4 x 10W/2Ω @14.4V, 1KHz, 10%
- MINIMUM EXTERNAL COMPONENTS
- COUNT:
- – NO BOOTSTRAP CAPACITORS
- – NO BOUCHEROT CELLS
- – INTERNALLY FIXED GAIN (26dB BTL)
- ST-BY FUNCTION (CMOS COMPATIBLE)
- NOAUDIBLEPOPDURINGST-BYOPERATIONS
- DIAGNOSTICS FACILITY FOR:
- – CLIPPING
- – OUT TO GND SHORT
- – OUT TO VS SHORT
- – SOFT SHORT AT TURN-ON
- – THERMAL SHUTDOWN PROXIMITY
- Protections:
- OUPUT AC/DC SHORT CIRCUIT
- – TO GND
- – TO VS
- – ACROSS THE LOAD
- SOFT SHORT AT TURN-ON
- OVERRATING CHIP TEMPERATURE WITH
- SOFT THERMAL LIMITER
- LOAD DUMP VOLTAGE SURGE
- VERY INDUCTIVE LOADS
- FORTUITOUS OPEN GND
- REVERSED BATTERY
- ESD
Circuit Diagram:
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| 2x30W DUAL AMPLIFIER aplication circuit |
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| 2x30W QUAD AMPLIFIER aplication circuit |
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