Details

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BUY TDA8571J https://www.utsource.net/itm/p/12606506.html

Parameter	Symbol	Conditions	Min	Typ	Max	Unit
Supply Voltage	Vcc	Operating	10	-	32	V
Quiescent Current	Iq	Vcc = 12V, no load	-	40	-	mA
Output Power	Po	THD = 10%, RL = 8惟	-	2 x 5.5	-	W
Signal-to-Noise Ratio	SNR	A-weighted, RL = 8惟	-	96	-	dB
Total Harmonic Distortion	THD	Po = 1W, RL = 8惟	-	0.05	-	%
Input Sensitivity	Vin	Vo = 1Vrms, RL = 8惟	-	200	-	mV
Input Impedance	Zin	Line input, 1kHz	-	47	-	k惟
Power Bandwidth	fBW	-3dB points	-	20	20	kHz

Instructions for Use:

1. Supply Voltage:

   • Ensure the supply voltage is within the range of 10V to 32V.
   • Use appropriate capacitors for power supply decoupling.

2. Installation and Layout:

   • Place the TDA8571J close to the power supply to minimize noise.
   • Use short leads for all connections to reduce interference.

3. Heat Dissipation:

   • Provide adequate heat sinking if operating at high output power levels.
   • Ensure proper ventilation in the enclosure.

4. Input Connections:

   • Connect line-level audio signals to the input terminals.
   • Ensure input signal levels are within the specified sensitivity range to avoid distortion.

5. Output Connections:

   • Connect speakers with impedance matching the recommended load (e.g., 8惟).
   • Do not exceed the maximum output power rating to prevent damage.

6. Protection Circuits:

   • The device includes internal protection circuits for thermal overload and short-circuit conditions.
   • Monitor the temperature and current draw during operation.

7. Testing and Adjustment:

   • After installation, verify correct operation by measuring output signal quality and ensuring stable performance under load.

(For reference only)