Details

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BUY TDA8920TH https://www.utsource.net/itm/p/12606531.html

Parameter	Description	Min	Typ	Max	Unit
Supply Voltage (Vcc)	Operating voltage range	10.8	-	16.5	V
Quiescent Current (Iq)	Current consumption in standby mode	-	30	-	mA
Output Power (Pout)	Maximum output power into 4惟 load	-	2 x 40	-	W
Total Harmonic Distortion + Noise (THD+N)	At 1kHz, 1W into 4惟	-	0.07	-	%
Signal-to-Noise Ratio (SNR)	A-weighted, ref. to 1W into 4惟	-	94	-	dB
Input Sensitivity	For 1W output into 4惟	-	250	-	mV
Input Impedance	Differential input impedance	-	20	-	k惟
Operating Temperature Range	Temperature range for normal operation	-40	-	85	掳C
Storage Temperature Range	Temperature range for storage	-55	-	150	掳C
Protection Features	Overcurrent, overtemperature, and short-circuit protection	-	Yes	-	-

Instructions for Use:

1. Power Supply:

   • Ensure the supply voltage is within the specified range (10.8V to 16.5V).
   • Use a stable power source to avoid fluctuations that could affect performance.

2. Installation:

   • Mount the TDA8920TH on a suitable heatsink to ensure proper heat dissipation.
   • Follow the recommended PCB layout guidelines provided by the manufacturer to minimize noise and interference.

3. Input Connections:

   • Connect the audio input signals to the differential input pins.
   • Ensure the input signal level is appropriate (250mV for 1W output).

4. Output Connections:

   • Connect the speaker loads to the output terminals, ensuring they are rated for the maximum output power (2 x 40W into 4惟).
   • Use high-quality speaker cables to reduce signal loss and interference.

5. Protection:

   • The TDA8920TH includes built-in protection against overcurrent, overtemperature, and short-circuit conditions.
   • Monitor the operating temperature and ensure adequate ventilation to prevent overheating.

6. Testing:

   • After installation, test the amplifier with a known good audio source to verify proper operation.
   • Check for any unusual sounds or distortions and adjust the input levels if necessary.

7. Storage:

   • Store the TDA8920TH in a dry, cool place within the specified storage temperature range (-55掳C to 150掳C).

8. Troubleshooting:

   • If the amplifier fails to operate correctly, check the power supply, input connections, and speaker connections.
   • Refer to the datasheet for more detailed troubleshooting steps and contact the manufacturer for further assistance if needed.

(For reference only)