5V 1A Low Dropout Voltage Regulator TO-220 Package

Reliable 5V Power for Everyday Electronics

Easily power your projects with this 5V 1A low dropout voltage regulator in a classic 3-pin TO-220 case. Designed for stable, regulated 5-volt output, this linear voltage regulator is perfect for DIY electronics, hobbyists, and anyone in need of consistent low-voltage power.

Key Features and Benefits

• Low Dropout Design: Delivers stable 5V at up to 1A output current, even when the input voltage is close to 5Vgreat for battery-powered applications.
• TO-220 Form Factor: Standard 3-pin packaging makes installation simple in breadboards, project boxes, or custom circuits.
• Easy to Use: Just connect your input voltage (6V typical), ground, and output for reliable 5V regulation.
• Consistent Power: Helps protect your sensitive electronics from voltage fluctuations or surges.

Technical Specifications

• Output Voltage: +5V DC (regulated)
• Output Current: Up to 1A
• Low Dropout Voltage: Stays regulated with lower input voltages
• Package: TO-220, 3-pin
• Part Number: NTE1951
• Type: Linear voltage regulator, LDO

How to Use

1. Insert the voltage regulator into your circuit so the pins match: Input, Ground, Output.
2. Connect your unregulated power source (typically 6V or higher) to the input pin.
3. Connect the ground pin to circuit ground.
4. Use the output pin for stable 5V power to microcontrollers, sensors, LEDs, and more.

Perfect for DIY Projects and Repairs

Whether youre building a custom 5V power supply, repairing electronics, or powering hobby kits, this low dropout 5V 1A voltage regulator is a dependable choice for safe, consistent voltage control.

This part is the equivalent replacement for the following:

AN7705, AN7705F (Must use the insulating hardware supplied.), ECG1951, L4940V5 (May not be an exact mechanical or electrical equivalent. However, it will provide an acceptable substitute in the majority of typical applications.), LF50CV, LM2937ET-5, LM2937ET-5.0, LM2940CT-5.0, LM2940T-5, LM2940T-5.0, LM2940T-5.0-LF, LM330, LM330T-5.0, NTE1951