Details

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BUY LA4485 https://www.utsource.net/itm/p/12610522.html

Parameter	Symbol	Conditions	Min	Typ	Max	Unit
Supply Voltage	Vcc		2.7	5.0	5.5	V
Operating Temperature	Toper		-40		85	掳C
Storage Temperature	Tstg		-65		150	掳C
Output Current	Iout	Per Channel		200		mA
Total Output Current	Itotal	All Channels		600		mA
Quiescent Current	Iq	No Load		10		渭A
Output Low Voltage	Vol	Iout = 200mA		0.4		V
Output High Voltage	Voh	Iout = -200mA		4.6		V
Thermal Shutdown	TSD			150		掳C
Short-Circuit Protection	SCP			Yes

Instructions for Using LA4485

1. Supply Voltage (Vcc):

   • Ensure the supply voltage is within the range of 2.7V to 5.5V. The typical operating voltage is 5.0V.

2. Operating Temperature (Toper):

   • The device can operate between -40掳C and 85掳C. Avoid exceeding these limits to prevent damage or malfunction.

3. Storage Temperature (Tstg):

   • Store the device between -65掳C and 150掳C to ensure long-term reliability.

4. Output Current (Iout):

   • Each channel can provide up to 200mA of current. Ensure that the load does not exceed this limit to avoid overheating and potential damage.

5. Total Output Current (Itotal):

   • The total current across all channels should not exceed 600mA to maintain safe operation.

6. Quiescent Current (Iq):

   • The quiescent current is typically 10渭A when no load is connected. This low current consumption helps in power-efficient designs.

7. Output Low Voltage (Vol):

   • When the output is low, the voltage should be around 0.4V at a current of 200mA. This ensures a clear low signal.

8. Output High Voltage (Voh):

   • When the output is high, the voltage should be around 4.6V at a current of -200mA. This ensures a clear high signal.

9. Thermal Shutdown (TSD):

   • The device will automatically shut down if the temperature exceeds 150掳C to prevent damage. Allow the device to cool down before resuming operation.

10. Short-Circuit Protection (SCP):

    • The device includes short-circuit protection to safeguard against accidental short circuits. If a short circuit occurs, the device will limit the current and may shut down to protect itself.

Additional Notes:

• Always use appropriate decoupling capacitors near the power supply pins to ensure stable operation.
• Ensure proper heat dissipation, especially when operating at high currents or in high ambient temperatures.
• Refer to the datasheet for detailed pin configurations and specific application notes.

(For reference only)