ΟΛΟΚΛΗΡΩΜΕΝΟ ΚΥΚΛΩΜΑ TA8251AHA

Quad Audio Power Amp Chip
Part Number: TA8251AH

• High Power
  •  Pout(max) = 30W
    • (Vcc = 13.7V, f=1kHz, Rl=4ohm)
  • Pout(1) = 21W
    • (Vcc = 14.4V, f=1kHz, THD=10%, Rl=4ohm)
  • Pout(2) = 18W
    • (Vcc = 12.2V, f=1kHz, THD=10%, Rl=4ohm)
• Low Distortion ratio
  • THD = .02%
    • (Vcc=13.2V, f=1kHz, Pout=3W, Rl=4ohm)
• Low Noise
  • Vno=.10mVrms
    • (Vcc=13.2V, Rg=0ohm, Gv=34dB, BW=20~20kHz)
• Built-in stand-by switch funcion (pin(2))
• Built-in muting Function (pin(1),(25))
• Built-in AUX. amplifier from single input to 2 channels output (pin(16))
• Built-in Junction temperature detection circuit (pin(24))
  • Pin(24) DC voltage rises about 10mV/ degree celsius in proportion to junction temp.
• Built-in various protection circuit
  • Thermal shut down, over voltage, out to GND, out to Vcc, out to out short
• Operating supply voltage
  • Vcc (opr) = 9-18v