Details

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BUY LM2931Z-5.0 https://www.utsource.net/itm/p/12606716.html

Parameter	Symbol	Conditions	Min	Typ	Max	Unit
Input Voltage	VI	Operating	4.75	-	20	V
Output Voltage	VO	Fixed	-	5.0	-	V
Dropout Voltage	VD	IOUT = 100mA	0.5	-	1.5	V
Quiescent Current	IQ	VIN = 5V, VOUT = 5V	50	-	100	μA
Load Regulation	ΔVO/ΔIL	IOUT = 0 to 150mA	-	4	-	mV
Line Regulation	ΔVO/ΔVI	VIN = 5V to 20V	-	4	-	mV
Thermal Shutdown	TSD	-	-	160	-	°C
Short-Circuit Current	ISC	VIN = 5V	-	300	-	mA

Instructions for Use:

1. Input Capacitor (CIN):

   • A 1μF ceramic capacitor is recommended between the input and ground, placed as close as possible to the regulator.

2. Output Capacitor (COUT):

   • A 10μF tantalum or electrolytic capacitor is recommended between the output and ground to ensure stability.

3. Thermal Considerations:

   • The LM2931Z-5.0 has thermal shutdown protection, but it is important to ensure adequate heat dissipation, especially under high load conditions. Use a heatsink if necessary.

4. PCB Layout:

   • Keep the PCB layout compact to minimize noise and improve performance. Place the input and output capacitors close to the regulator.

5. Operating Temperature Range:

   • The device is designed to operate over a temperature range of -40°C to +85°C.

6. Maximum Ratings:

   • Ensure that the input voltage does not exceed 20V to avoid damage to the device.
   • The maximum continuous output current is 150mA.

7. Storage and Handling:

   • Store the device in a dry, cool environment and handle with care to avoid static damage. Use proper ESD protection when handling the device.

(For reference only)