Details

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BUY TAS5729MD https://www.utsource.net/itm/p/12611427.html

Parameter	Symbol	Min	Typ	Max	Unit	Notes
Supply Voltage	VDD	4.5	5	5.5	V
Standby Current	ISB	-	10	-	mA	Standby mode
Quiescent Current	IQ	-	30	-	mA	Active mode
Output Power (8惟, THD=1%)	POUT	-	25	-	W	Per channel, BTL configuration
Efficiency	畏	-	90	-	%	At full power, 8惟 load
Signal-to-Noise Ratio	SNR	-	105	-	dB	A-weighted, 20Hz to 20kHz
Total Harmonic Distortion	THD+N	-	0.05	-	%	1kHz, full scale
Input Sensitivity	VIN	-	1	-	Vpp	Differential input
Input Impedance	ZIN	-	20	-	k惟	Differential input
Operating Temperature Range	Toper	-40	-	85	掳C
Storage Temperature Range	Tstg	-65	-	150	掳C

Instructions:

1. Power Supply:

   • Ensure the supply voltage (VDD) is within the specified range of 4.5V to 5.5V.
   • Use a stable power supply to avoid voltage fluctuations that can affect performance.

2. Standby Mode:

   • To enter standby mode, set the appropriate control pin to a low state.
   • The standby current (ISB) is typically around 10mA.

3. Active Mode:

   • In active mode, the quiescent current (IQ) is approximately 30mA.
   • Ensure proper heat dissipation if operating at high output power levels.

4. Output Configuration:

   • For optimal performance, configure the amplifier in a Bridge-Tied Load (BTL) configuration for 8惟 loads.
   • The maximum output power per channel is 25W with less than 1% THD.

5. Signal Quality:

   • The signal-to-noise ratio (SNR) is 105dB, ensuring a clean audio signal.
   • The total harmonic distortion plus noise (THD+N) is 0.05% at 1kHz, providing high-fidelity sound.

6. Input Handling:

   • The differential input sensitivity (VIN) is 1Vpp.
   • The input impedance (ZIN) is 20k惟, suitable for most audio sources.

7. Temperature Considerations:

   • The operating temperature range (Toper) is from -40掳C to 85掳C.
   • The storage temperature range (Tstg) is from -65掳C to 150掳C.

8. Protection Features:

   • The device includes thermal shutdown and short-circuit protection to ensure reliable operation.

9. Layout and Mounting:

   • Follow recommended PCB layout guidelines to minimize electromagnetic interference (EMI).
   • Ensure proper mounting and cooling to maintain performance and longevity.

10. Testing and Verification:

    • Test the device with a known good audio source and load to verify correct operation.
    • Monitor temperature and current draw during testing to ensure the device is functioning within specifications.

(For reference only)