Details

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BUY L78M05ACDT-TR(5pcs) https://www.utsource.net/itm/p/12542771.html

Below is the parameter table and instructions for the L78M05ACDT-TR (5pcs) voltage regulator.

Parameter Table

Parameter	Symbol	Min	Typical	Max	Unit
Output Voltage	VOUT	-	5.0	-	V
Line Regulation	-	-	0.004	-	%/V
Load Regulation	-	-	0.01	-	%/mA
Output Current	IOUT	-	500	-	mA
Dropout Voltage	VDROP	-	2.0	-	V
Quiescent Current	IQ	-	5.0	-	mA
Operating Temperature	TOP	-40	-	125	°C
Storage Temperature	TSTG	-65	-	150	°C
Thermal Resistance	θJ-A	-	65	-	°C/W
Input Voltage Range	VIN	7.0	-	35.0	V

Instructions

1. Mounting:

   • Ensure that the component is mounted on a PCB with proper heat dissipation if high current loads are expected.
   • Use a heatsink if the power dissipation exceeds the thermal limits of the device.

2. Input Voltage:

   • The input voltage should be at least 2V higher than the output voltage to ensure proper regulation.
   • Do not exceed the maximum input voltage of 35V to avoid damaging the device.

3. Output Capacitor:

   • It is recommended to place a 0.33 μF capacitor close to the output pin to improve stability and transient response.
   • For better performance, a 10 μF tantalum or electrolytic capacitor can be used.

4. Input Capacitor:

   • A 0.33 μF capacitor should be placed close to the input pin to filter out noise and transients.

5. Current Limiting:

   • The device has built-in current limiting to protect against overcurrent conditions.
   • If the load exceeds the current limit, the output voltage will drop to prevent damage.

6. Thermal Protection:

   • The device includes thermal shutdown to protect against overheating.
   • If the junction temperature exceeds the safe operating range, the device will turn off until it cools down.

7. Polarity:

   • Ensure correct polarity when connecting the device. Reversing the input and output can cause damage.

8. Storage:

   • Store the device in a dry, cool environment to prevent moisture damage.
   • Handle with care to avoid static discharge, which can damage the device.

9. Testing:

   • Before final assembly, test the device with a known good load to ensure it is functioning correctly.

By following these instructions, you can ensure the reliable operation of the L78M05ACDT-TR voltage regulator.

(For reference only)