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NJM78L18A from JRC

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NJM78L18A

Manufacturer: JRC

3-TERMINAL POSITIVE VOLTAGE REGULATOR

Partnumber Manufacturer Quantity Availability
NJM78L18A JRC 1000 In Stock

Description and Introduction

3-TERMINAL POSITIVE VOLTAGE REGULATOR The **NJM78L18A** is a fixed positive voltage regulator integrated circuit (IC) designed to provide a stable +18V DC output with a maximum current of 100mA. As part of the 78L series of linear regulators, it is widely used in low-power applications requiring precise voltage regulation, such as small electronic devices, sensor circuits, and audio equipment.  

Housed in a compact TO-92 package, the NJM78L18A is suitable for space-constrained designs. It features built-in overcurrent protection, thermal shutdown, and short-circuit protection, ensuring reliable operation under varying load conditions. With a low dropout voltage and minimal external component requirements, it simplifies circuit design while maintaining efficiency.  

The regulator accepts an input voltage ranging from approximately 20V to 30V, making it compatible with various power supplies. Its low quiescent current and stable performance under fluctuating loads make it a practical choice for battery-powered and noise-sensitive applications.  

Engineers and hobbyists favor the NJM78L18A for its ease of use, cost-effectiveness, and dependable performance in delivering consistent voltage regulation for low-power systems.

Application Scenarios & Design Considerations

3-TERMINAL POSITIVE VOLTAGE REGULATOR

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