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TDA1072A

Specifications

SKU: 249848

BUY TDA1072A https://www.utsource.net/itm/p/249848.html
AM receiver circuitAM
Parameter Symbol Min Typ Max Unit Description
Supply Voltage Vcc 12 15 18 V Operating supply voltage
Quiescent Current Iq - 30 - mA Current consumption at no signal
Output Power Pout - 60 - mW Maximum output power into 4Ω load
Frequency Response fR 20 - 20k Hz Frequency range for flat response
Signal-to-Noise Ratio SNR - 60 - dB Signal-to-noise ratio at rated output
Total Harmonic Distortion THD - 0.5 - % Total harmonic distortion at rated output
Input Sensitivity Vin - 200 - mV Input voltage for rated output
Input Impedance Zin - 47 - Input impedance
Operating Temperature Temp -40 - 85 °C Operating temperature range
Storage Temperature Tstg -55 - 150 °C Storage temperature range

Instructions for Use

  1. Power Supply:

    • Ensure the supply voltage is within the specified range (12V to 18V).
    • Use a stable and well-regulated power source to avoid voltage fluctuations.
  2. Heat Dissipation:

    • The TDA1072A should be mounted on a heatsink if it will be operating near its maximum output power to prevent overheating.
    • Ensure adequate ventilation around the component.
  3. Input Connection:

    • Connect the input signal to the IN pin.
    • The input impedance is 47 kΩ, so ensure the source impedance is compatible to avoid loading issues.
  4. Output Connection:

    • Connect the speaker or load to the OUT pin.
    • The recommended load impedance is 4Ω for optimal performance.
  5. Biasing:

    • No external biasing components are required as the TDA1072A is self-biased.
  6. Protection:

    • The TDA1072A includes internal protection circuits for short-circuit and thermal overload conditions.
    • However, it is still advisable to use appropriate fuses and protective circuits in the power supply line.
  7. Testing:

    • Before connecting to a speaker, test the amplifier with a small load or a dummy load to ensure proper operation.
    • Measure the quiescent current and output power to verify that the amplifier is functioning correctly.
  8. Storage:

    • Store the TDA1072A in a dry and cool place when not in use.
    • Avoid exposing the component to extreme temperatures or humidity.

By following these instructions, you can ensure reliable and efficient operation of the TDA1072A audio amplifier.

(For reference only)

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