Details

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BUY L7915CD2T-TR https://www.utsource.net/itm/p/12553571.html

Parameter	Symbol	Min	Typ	Max	Unit	Description
Output Voltage	VOUT	-	15	-	V	Fixed output voltage
Input Voltage Range	VIN	16.5	-	35	V	Operating input voltage range
Output Current	IOUT	-	1.0	1.5	A	Maximum continuous output current
Dropout Voltage	VDROP	-	1.2	2.0	V	Dropout voltage at IOUT = 1.0A
Line Regulation	-	-	0.04	0.1	%/V	Change in output voltage due to change in input voltage
Load Regulation	-	-	0.04	0.1	%/mA	Change in output voltage due to change in load current
Thermal Shutdown	TSD	-	170	-	°C	Temperature at which thermal shutdown occurs
Short-Circuit Current	ISC	-	1.8	2.5	A	Maximum short-circuit current
Quiescent Current	IQ	-	8	10	mA	Quiescent current

Instructions for Using L7915CD2T-TR

1. Input Voltage:

   • Ensure the input voltage is within the specified range (16.5V to 35V) to avoid damage to the regulator.

2. Output Voltage:

   • The L7915CD2T-TR provides a fixed output voltage of 15V. No external components are required to set this voltage.

3. Output Current:

   • The maximum continuous output current is 1.5A. Ensure that the load does not exceed this limit to prevent overheating or damage.

4. Thermal Management:

   • The device has a thermal shutdown feature that activates at approximately 170°C. Use a heatsink if operating at high currents or in high ambient temperatures to ensure proper cooling.

5. Short-Circuit Protection:

   • The regulator has built-in short-circuit protection, limiting the output current to between 1.8A and 2.5A. However, prolonged short circuits can still cause overheating and should be avoided.

6. Capacitors:

   • It is recommended to use a 10μF tantalum or electrolytic capacitor on the input and a 10μF tantalum or electrolytic capacitor on the output to ensure stability and reduce ripple.

7. PCB Layout:

   • Place the regulator close to the load to minimize trace resistance and inductance. Keep the ground connections short and wide to improve thermal performance.

8. Storage and Handling:

   • Store the device in a dry environment and handle with care to avoid static discharge, which can damage the component.

By following these guidelines, you can ensure optimal performance and reliability of the L7915CD2T-TR voltage regulator.

(For reference only)