7815 Voltage Regulator: 15V Voltage Regulator, 7815 Pinout, Datasheet

In electronic circuits, voltage regulators are fairly prevalent. For a variable input voltage, they offer a constant output voltage. The designation 7815 has two meanings: "78" indicates that it is a positive voltage regulator, and "15" indicates that it outputs 15V. As a result, the output voltage of our 7805 will be +15V.
This IC has a maximum output current of 1.5A. However, because the IC loses a lot of heat, a heat sink is recommended for projects that use a lot of currents. If the input voltage is 20V and you are consuming 1A, then (20-5) * 1 = 15W is the result. These 15 watts will be converted to heat and dispersed.

• 15V Positive Voltage Regulator

• The minimum Input Voltage is 17V

• The maximum Input Voltage is 35V

• Output Current: 1.5 A

• Internal Thermal Overload and Short circuit current limiting protection are available.

• Junction Temperature maximum of 125 ℃

• Available in TO-220, TO-3 and KTE package

• Use in Constant +15V output regulator to power microcontrollers and sensors in most of the projects

• Use in Adjustable Output Regulator

• Use in Current Limiter for certain applications

• Use in Regulated Dual Supply

• Use in Output Polarity-Reversal-Protection Circuit

This is an example of a 7815 IC application circuit shown below. To make this IC work, we only need two capacitors with values of 0.33uF and 0.1uF. The input capacitor is a 0.33uF ceramic capacitor that solves the input inductance problem, and the output capacitor is a 0.1uF ceramic capacitor that improves the circuit's stability. To work properly, these capacitors should be placed close to the terminals. They should also be ceramic capacitors, as ceramic capacitors are faster than electrolytic capacitors.

7815 Application Circuit

ON Semiconductor LM7815CT technical specifications, attributes, parameters and parts with similar specifications to ON Semiconductor LM7815CT.

7815 Package

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