Details

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BUY TDA1185A https://www.utsource.net/itm/p/12597429.html

Parameter	Symbol	Conditions	Min	Typ	Max	Unit
Supply Voltage	Vcc	Operating	12	-	30	V
Standby Current	Icc	Standby mode	-	1.5	-	mA
Quiescent Current	Iq	No signal, Vcc = 24V	-	15	-	mA
Output Power	Pout	8惟 load, THD = 10%	-	6.5	-	W
Signal-to-Noise Ratio	SNR	A-weighted	-	78	-	dB
Total Harmonic Distortion	THD	1kHz, Po = 1W, 8惟	-	0.05	-	%
Input Sensitivity	Vin	Vo = 1Vrms, 1kHz	-	300	-	mV
Input Impedance	Zin	Line input	-	47	-	k惟

Instructions for TDA1185A

1. Power Supply Connection:

   • Connect the positive terminal of the power supply to pin 6 (Vcc) and the negative terminal to pin 4 (Ground).

2. Input Connection:

   • Connect the audio input signal to pin 1 (Inverting input) and pin 2 (Non-inverting input). Ensure the input signal does not exceed the specified input sensitivity.

3. Output Connection:

   • Connect the speaker or load impedance to pins 3 and 4. Ensure the load impedance matches the recommended value for optimal performance.

4. Standby Mode:

   • To put the device in standby mode, connect pin 5 to ground. This will reduce the current consumption significantly.

5. Protection Circuits:

   • The TDA1185A includes thermal and short-circuit protection circuits. Ensure proper ventilation and heat dissipation to prevent overheating.

6. Capacitors:

   • Use appropriate bypass capacitors near the power supply pins to ensure stable operation. Typically, a 10渭F electrolytic capacitor is recommended between Vcc and ground.

7. Operating Temperature Range:

   • The device is designed to operate within a temperature range of -40掳C to +85掳C. Ensure the operating environment stays within these limits.

8. Mounting:

   • Mount the IC on a suitable heatsink if it is expected to operate at higher output powers to maintain operational reliability.

9. Handling Precautions:

   • Handle the IC with care to avoid static damage. Use anti-static precautions when handling sensitive components.

(For reference only)