Details

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BUY TPA3130D2DAPR https://www.utsource.net/itm/p/12605894.html

Parameter	Symbol	Min	Typical	Max	Unit	Conditions
Supply Voltage	VDD	2.5	-	5.5	V	-
Output Power (8惟)	POUT	-	1.4	-	W	VDD = 5V, THD+N = 10%
Output Power (4惟)	POUT	-	2.1	-	W	VDD = 5V, THD+N = 10%
Quiescent Current	IQ	-	3.7	-	mA	VDD = 5V, No load
Efficiency	畏	-	80	-	%	VDD = 5V, 1kHz, 1W into 8惟
Signal-to-Noise Ratio	SNR	-	95	-	dB	A-weighted, VDD = 5V
Total Harmonic Distortion	THD+N	-	0.05	-	%	VDD = 5V, 1kHz, 1W into 8惟
Shutdown Current	ISD	-	1.5	-	渭A	VDD = 5V
Operating Temperature	TOP	-40	-	85	掳C	-
Storage Temperature	TSTG	-65	-	150	掳C	-

Instructions for Use

1. Supply Voltage:

   • Ensure the supply voltage (VDD) is within the range of 2.5V to 5.5V.
   • Use a stable power source to avoid voltage fluctuations that can affect performance.

2. Output Configuration:

   • Connect the speaker to the output pins (OUT+ and OUT-) with the appropriate impedance (8惟 or 4惟).
   • Do not short-circuit the output pins to ground or each other.

3. Quiescent Current:

   • The quiescent current is relatively low, making the TPA3130D2DAPR suitable for battery-powered applications.
   • Ensure the power supply can handle the typical quiescent current of 3.7mA.

4. Efficiency:

   • The amplifier is designed to be efficient, with a typical efficiency of 80% at 1kHz and 1W into 8惟.
   • Use a heatsink if operating at high power levels for extended periods to maintain efficiency and prevent overheating.

5. Signal-to-Noise Ratio (SNR):

   • The SNR is 95dB, which ensures a clean audio signal with minimal noise.
   • Use high-quality input signals to maximize the SNR.

6. Total Harmonic Distortion (THD+N):

   • The THD+N is 0.05%, providing a clear and undistorted audio output.
   • Avoid overdriving the input to prevent distortion.

7. Shutdown Mode:

   • To enter shutdown mode, pull the SHUTDOWN pin low.
   • In shutdown mode, the shutdown current is typically 1.5渭A, significantly reducing power consumption.

8. Operating Temperature:

   • The device operates within a temperature range of -40掳C to 85掳C.
   • Ensure proper ventilation and cooling to prevent the device from exceeding the maximum operating temperature.

9. Storage Temperature:

   • Store the device in a temperature range of -65掳C to 150掳C to ensure long-term reliability.

10. Layout Considerations:

    • Use short, wide traces for power and ground connections to minimize inductance and resistance.
    • Place bypass capacitors close to the power pins to filter out noise and provide stable power.

11. Input Signal:

    • Apply the input signal to the IN+ and IN- pins.
    • Ensure the input signal level is appropriate for the desired output power and to avoid clipping.

12. Protection Features:

    • The TPA3130D2DAPR includes thermal shutdown and short-circuit protection.
    • These features will automatically protect the device from damage in case of overheating or output short-circuits.

(For reference only)