L7812ABD2T-TR

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L7812ABD2T-TR

+Nomenclature

IC REG LINEAR 12V 1.5A D2PAK

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Spécifications

Attribut Valeur
Part Status Active
Base Product Number L7812
Output Configuration Positive
Output Type Fixed
Number of Regulators 1
Voltage - Input (Max) 35V
Voltage - Output (Min/Fixed) 12V
Voltage Dropout (Max) 2V @ 1A (Typ)
Current - Output 1.5A
Current - Quiescent (Iq) 6 mA
PSRR 60dB (120Hz)
Protection Features Over Temperature, Short Circuit
Operating Temperature -40°C ~ 125°C
Mounting Type Surface Mount
Package TO-263-3, D2PAK (2 Leads + Tab), TO-263AB
Supplier Device Package D2PAK
Packaging Cut Tape (CT), Tape & Reel (TR)

Présentation

Description

The L7812ABD2T-TR is a voltage regulator from the 78xx series, designed to provide a stable 12V output. It is commonly used in electronic circuits to maintain consistent voltage levels, protecting components from voltage fluctuations. This specific model offers a fixed output voltage of 12V, with a maximum output current of 1.5A. The device features thermal overload protection and short-circuit protection, ensuring reliability and safety in various applications.
Packaged in a D2PAK, the L7812ABD2T-TR is suitable for surface-mount applications, which makes it ideal for compact and densely packed circuit boards. Its drop-out voltage is typically around 2V, meaning it requires an input voltage of at least 14V to function correctly. The regulator is efficient, with a quiescent current typically in the range of a few milliamps. It is widely used in power supply circuits for consumer electronics, industrial applications, and other devices requiring a stable voltage supply.

Equivalent

The L7812ABD2T-TR is a linear voltage regulator that provides a fixed output of 12V. Equivalent products include:
1. LM7812 from Texas Instruments
2. NTE960 by NTE Electronics
3. KA7812 by ON Semiconductor
4. UA7812 by Fairchild Semiconductor
These alternatives provide similar functionality with comparable specifications, often used for the same applications in providing a stable 12V output. Always check the datasheets for specific details and compatibility.

Features

The L7812ABD2T-TR is a positive voltage regulator that provides a fixed output voltage. Key features include:
1. Output Voltage: It delivers a stable +12V output.
2. Output Current: Capable of providing up to 1.5A of output current.
3. Thermal Protection: Includes built-in thermal overload protection to prevent overheating.
4. Short-Circuit Protection: Equipped with current limiting to protect against short-circuits.
5. Safe Operating Area Protection: Ensures the device operates within safe limits.
6. Dropout Voltage: Typically has a dropout voltage around 2V, which is the minimum difference between input and output voltage for proper operation.
7. Package: Available in D2PAK (TO-263) for surface-mount applications.
8. Temperature Range: Supports an operating temperature range suitable for various environments.
9. Stability: Requires external capacitors for stability, commonly used with input and output capacitors to enhance performance.
These features make the L7812ABD2T-TR suitable for use in power supply designs and applications requiring a stable 12V output.

Pinout

The L7812ABD2T-TR is a voltage regulator from STMicroelectronics. It typically comes in a D²PAK (TO-263) package, which has 3 pins. Here’s a brief description of its pin functions:
1. Input (Pin 1): This pin receives the unregulated input voltage that needs to be regulated.
2. Ground (Pin 2): This is the common ground pin shared by the input and output.
3. Output (Pin 3): This pin provides the regulated 12V output voltage.
The L7812ABD2T-TR is designed to provide a steady 12V output from a higher voltage input, and it can deliver up to 1.5A of output current. It is typically used in power supply applications where a regulated 12V output is needed.

Manufacturer

The L7812ABD2T-TR is a voltage regulator manufactured by STMicroelectronics. STMicroelectronics is a leading global semiconductor company that designs, develops, manufactures, and markets a broad range of semiconductor products. Their portfolio includes microcontrollers, sensors, analog devices, discrete components, and power management solutions, among others. The company serves a variety of industries, including automotive, industrial, personal electronics, and communications equipment.
STMicroelectronics is known for its innovation and commitment to sustainability, focusing on creating technologies that enable smarter, greener, and more connected environments. With a strong emphasis on research and development, the company continually works to improve and expand its product offerings to meet the evolving needs of its customers and the market.

Application

The L7812ABD2T-TR is a linear voltage regulator that provides a stable 12V output from a higher voltage input. It is commonly used in various applications including power management for electronic devices, battery-powered systems, and embedded systems. Its typical applications include use in consumer electronics, industrial equipment, and automotive electronics where a stable voltage supply is critical. Additionally, it can be found in DIY projects and prototyping where simple, low-cost voltage regulation is necessary. Its features such as thermal overload protection and short circuit protection make it suitable for environments requiring reliability and safety.

Package

The L7812ABD2T-TR is a linear voltage regulator with a TO-263 package type. It is specifically designed for surface-mount applications, and this package is commonly used for power semiconductors due to its efficient heat dissipation properties.

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