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TDA4882

Specifications

SKU: 443494

BUY TDA4882 https://www.utsource.net/itm/p/443494.html
Advanced monitor video controller for OSD
Parameter Symbol Min Typ Max Unit
Supply Voltage Vcc 9 - 36 V
Standby Current Icc(s) - 0.1 - mA
Operating Current Icc(o) - 10 - mA
Output Power (Per Channel) Pout - 2 x 15 - W
Frequency Response fR 20 - 20 kHz
Signal-to-Noise Ratio SNR - 80 - dB
Total Harmonic Distortion THD - 0.05 - %
Input Sensitivity Vin 200 - 1000 mV
Input Impedance Zin - 10 -
Short Circuit Protection SCP - Yes - -
Thermal Shutdown TSD - Yes - -

Instructions for TDA4882

  1. Power Supply Connection:

    • Connect the positive terminal of the power supply to the Vcc pin.
    • Connect the negative terminal of the power supply to the GND pin.
  2. Input Connection:

    • Connect the audio input signal to the IN+ and IN- pins.
    • Ensure the input voltage does not exceed the specified input sensitivity range to avoid distortion.
  3. Output Connection:

    • Connect the output terminals (OUT+ and OUT-) to the speakers.
    • Ensure the speaker impedance matches the recommended load impedance for optimal performance.
  4. Standby Mode:

    • To put the TDA4882 into standby mode, connect the STBY pin to GND.
    • To activate normal operation, leave the STBY pin open or connect it to Vcc.
  5. Thermal Management:

    • Ensure adequate heat dissipation by mounting the TDA4882 on a heatsink if operating at high power levels.
    • Monitor the temperature to prevent thermal shutdown.
  6. Protection Features:

    • The TDA4882 includes short circuit protection and thermal shutdown to protect against damage.
    • In case of a short circuit or overheating, the device will automatically enter a protective state.
  7. Signal-to-Noise Ratio:

    • To achieve the best SNR, use high-quality audio cables and ensure the input signal is clean and free from noise.
  8. Frequency Response:

    • The TDA4882 is designed to provide a flat frequency response within the audible range (20 Hz to 20 kHz).
  9. Harmonic Distortion:

    • Keep the input signal level within the recommended range to minimize harmonic distortion.
  10. Mounting:

    • Solder the TDA4882 onto a PCB with proper clearance to avoid short circuits.
    • Use appropriate soldering techniques to ensure reliable connections.
(For reference only)

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