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Wednesday, August 6, 2008

LA4440 - 6W 2-Channel, Bridge 19W











LA4440 - 6W 2-Channel, Bridge 19W typ Audio Power Amplifier

Manufacturer: SANYO

Features:

  • Built-in 2 channels (dual) enabling use in stereo and bridge amplifier applications.
  • Dual : 6W´2 (typ.)Bridge : 19W (typ.)
  • Minimun number of external parts required.
  • Small pop noise at the time of power supply ON/OFF and good starting balance.
  • Good ripple rejection : 46dB (typ.)
  • Good channel separation.
  • Small residual noise (Rg=0).
  • Low distortion over a wide range from low frequencies to high frequencies.
  • Easy to design radiator fin.
  • Built-in audio muting function.
  • Built-in protectors.

  • a. Thermal protector
    b. Overvoltage, surge voltage protector
    c. Pin-to-pin short protector

    Pin:
    Pin No. Pin Name
    1 NF1
    2 IN 1
    3 Preamp. GND
    4 Audio Muting
    5 DC
    6 IN2
    7 NF2
    8 Power AMP GND2
    9 B.S2
    10 OUT2
    11 Vcc
    12 OUT1
    13 B.S1
    14 Power AMP GND1

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