CJ78L12 12V 100mA TO-92 Voltage Regulator IC – 10 Pack

$28.15 $34.54

CJ78L12 12V 100mA TO-92 Three-Terminal Voltage Regulator – 10-Piece Pack

Keep your electronic circuits stable and reliable with this 10-piece set of CJ78L12 three-terminal voltage regulator chips. Designed to deliver a steady +12V regulated output at up to 100mA, these integrated circuits are essential components for hobbyists, engineers, and electronics enthusiasts working on power supply design, embedded systems, and PCB projects.

Housed in the compact and widely compatible TO-92 through-hole package, the CJ78L12 is easy to solder onto any standard PCB and integrates seamlessly into both prototype and production boards. Each chip is brand new, ensuring optimal performance and long service life.

Key Features

Output Voltage: Fixed +12V DC regulated output
Maximum Output Current: 100mA
Package Type: TO-92 (three-terminal, through-hole)
Chip Model: CJ78L12 Integrated Circuit
Quantity: 10 pieces per pack — great value for prototyping and repair
Condition: Brand new, unused
Built-in thermal overload and short-circuit protection
No high-concern chemicals — RoHS-friendly materials

Common Applications

Power supply regulation circuits
Microcontroller and embedded system power rails
Signal conditioning and reference voltage circuits
DIY electronics projects and PCB prototyping
Consumer electronics repair and replacement

Package Contents

10 × CJ78L12 TO-92 12V 100mA Voltage Regulator ICs

Made in Mainland China.

Looking for more tools and components for your projects? Check out our Air Compressor Pressure Gauge – DIY Tool or browse our Electromagnetic Induction Tester – Coil & Circuit Fault Detector for complementary electronics and workshop essentials.

Learn more: OSHA on eye and face protection

Frequently Asked Questions

Q: What output voltage does the CJ78L12 voltage regulator provide?

A: The CJ78L12 is a fixed three-terminal positive voltage regulator that delivers a stable +12V DC regulated output. It is ideal for circuits that require a consistent 12V supply rail.

Q: What is the maximum current output of the CJ78L12 TO-92 chip?

A: The CJ78L12 supports a maximum continuous output current of 100mA (0.1A). It is best suited for low-current applications such as microcontroller power rails, reference circuits, and small consumer electronics.

Q: Is the TO-92 package easy to use on a standard PCB?

A: Yes! The TO-92 is a standard through-hole package with three pins (input, output, ground), making it straightforward to solder onto any prototyping board or custom PCB. It is compatible with most standard PCB footprints for the 78Lxx series.