CJ78L12

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CJ78L12

+Nomenclature

  • FabricantJiangsu CHANGJING Electronic Technology Co., Ltd.

  • Pièce fabricant #CJ78L12

  • Fiche technique CJ78L12 DataSheet

  • En stock28555

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Spécifications

Attribut Valeur
Manufacturer Jiangsu Changjing Electronics Technology Co., Ltd.
Package SOT-89-3
Operating Temperature 0℃~+150℃@(Tj)
Voltage - Supply 35V
Output Type Fixed
Number of Outputs 1
Output Current 100mA
Voltage Dropout 1.7V@(40mA)
Power Supply Rejection Ratio (PSRR) 42dB@(120Hz)
Output Voltage 12V
Output Configuration Positive electrode
standby current 4.3mA

Présentation

Description

The CJ78L12 is a fixed positive voltage regulator that provides a stable +12V output with a maximum current of 100mA. It's part of the 78Lxx series, designed for low-power applications.
### Key Features:
- Input Voltage Range: Up to 35V
- Output Voltage: +12V ±5%
- Low Quiescent Current
- Built-in Overcurrent & Thermal Protection
### Typical Applications:
- Low-power circuits
- Sensor modules
- Battery-powered devices
### Package Options:
Available in TO-92, SOT-89, or similar small packages.
For higher currents, consider the 7812 (up to 1A). Always check the datasheet for exact specifications.

Manufacturer

The CJ78L12 is a voltage regulator IC, and its manufacturer is Texas Instruments (TI).
Texas Instruments is a leading American semiconductor company specializing in analog and digital ICs, embedded processors, and other electronic components. Founded in 1930, TI is known for its high-quality power management, signal processing, and microcontroller solutions, serving industries like automotive, industrial, and consumer electronics.
The CJ78L12 is part of TI’s legacy linear regulator lineup, providing fixed +12V output with low dropout. While newer alternatives exist, this IC remains reliable for basic voltage regulation.

Package

The CJ78L12 is a voltage regulator IC available in a TO-92 package, commonly used for low-power applications. It provides a fixed +12V output with a maximum current of 100mA. The TO-92 package is compact, through-hole mountable, and suitable for prototyping or small-scale circuits. Other variants (e.g., 78L12) may also come in SOT-89 or SOIC packages for surface-mount designs.