Details

---

BUY TDA2005 https://www.utsource.net/itm/p/12369415.html

Parameter	Symbol	Value	Unit
Supply Voltage	Vcc	14 to 40	V
Quiescent Current	Iq	8	mA
Output Power (Continuous)	Po	20	W
Total Harmonic Distortion	THD	<0.1%	%
Frequency Response	f	10 Hz to 70 kHz	Hz
Input Sensitivity	Vi	750	mV
Short-Circuit Protection	SCP	Yes	-
Thermal Shutdown	TSD	Yes	-
Operating Temperature Range	Temp	-40 to +85	掳C

Instructions for Using TDA2005

1. Power Supply:

   • Connect the positive terminal of the power supply to pin 8 (Vcc).
   • Connect the negative terminal of the power supply to pin 4 (GND).

2. Input Signal:

   • Connect the audio input signal to pin 1 (IN+).
   • Connect the ground of the input signal to pin 4 (GND).

3. Output Connection:

   • Connect one terminal of the speaker to pin 5 (OUT).
   • Connect the other terminal of the speaker to pin 4 (GND).

4. Capacitors:

   • Place a 100 nF ceramic capacitor between pins 8 (Vcc) and 4 (GND) close to the IC to filter out noise.
   • Place a 10 渭F electrolytic capacitor in parallel with the 100 nF capacitor for additional filtering.

5. Thermal Management:

   • Ensure proper heat dissipation by mounting the TDA2005 on a heatsink if operating at high power levels or in high ambient temperatures.

6. Protection Circuits:

   • The TDA2005 has built-in short-circuit protection and thermal shutdown. However, it is recommended to use external fuses and protection circuits for added safety.

7. Initial Testing:

   • Before connecting the speaker, test the output using a multimeter to ensure there are no short circuits or incorrect connections.
   • Gradually increase the input signal level to avoid sudden loud noises that could damage the speaker.

8. Storage and Handling:

   • Store the TDA2005 in a dry, cool place away from static electricity.
   • Handle the IC with care to avoid damaging the pins or the internal circuitry.

(For reference only)