15 Pieces L78L05 IC Voltage Regulator

Description

15PCS L78L05 IC Integrated Circuits

Component Specifications:

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Voltage Regulator Type	Standard
Topology	Standard
Voltage Regulator Output Type	Solved
Polarity Type	Positive
Number of Outputs	1
Input Voltage	30V
Output Voltage	5V
Package Type	TO-92
Packaging	Bag
Output Current	100mA
Load Regulation	60mV
Line Regulation	150mV
Output Voltage Precision
Operating Temperature Range	from 0C to 125C
Operating Temperature Class	Commercial
Dropout Voltage @ Current (Typ)	1.7@40mA
Pin Count	3
Mounting	Through Hole
Quiescent Current (max)	6mA

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Tutorial: How to Use the L78L05 Voltage Regulator IC

The L78L05 voltage regulator is a fundamental component for projects requiring a stable and constant 5V voltage. Ideal for beginners and makers building simple circuits or prototypes.

What you need

• Arduino Uno
• USB cable
• resistor

Steps

1. Connect the input of the L78L05 to a stable power source (check the datasheet for the minimum required voltage).
2. Connect the ground between the GND pin of the power supply and the GND pin of the regulator.
3. Connect a 10µF electrolytic capacitor in parallel between the input and ground to filter out noise (check the datasheet).
4. Connect the output pin to a resistor and then to the VCC pin of the Arduino.
5. Connect another electrolytic capacitor of 10µF between the output of the regulator and ground (check the datasheet).
6. Ensure everything is properly connected before powering the circuit.

Mini project

Create a simple LED projector with Arduino Uno, L78L05, and some LEDs. Connect the LEDs to pin 13 of the Arduino through resistors.

Common mistakes

• Do not connect the ground capacitor correctly.
• Too high or too low power supply.
• Use an incorrect resistance value for the LEDs.

Recommended accessories

• Arduino Uno
• LEDs of various colors
• Resistors of 220Ω
• Electrolytic capacitors

Frequently asked questions

What is the output voltage of the L78L05?
The stable output voltage is 5V.

How much current can the L78L05 regulator provide?
Check the datasheet for specific details of your version.