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L7812ABD2T-TR

Name: L7812ABD2T-TR
Rating: 4.7 (12 reviews)

IC REG LINEAR 12V 1.5A D2PAK

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Mfr.부분 #L7812ABD2T-TR
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데이터시트 L7812ABD2T-TR DataSheet
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사양

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)

개요

Description

The L7812ABD2T-TR is a voltage regulator integrated circuit (IC) designed to provide a fixed output voltage of 12V. It is part of the L78xx series of voltage regulators, which are known for their reliability and ease of use in various electronic applications. The "ABD2T" designation indicates that this variant can supply up to 1.5A of output current, making it suitable for powering a range of devices.
Key features include thermal overload protection, short-circuit protection, and a wide input voltage range typically from 14V to 35V. The regulator is housed in a TO-220 package, facilitating efficient heat dissipation.
The L7812ABD2T-TR is commonly used in power supply circuits for consumer electronics, industrial equipment, and automotive applications. Its straightforward operation—requiring only input and output capacitors for stability—makes it a popular choice for engineers and hobbyists alike. Overall, it provides a simple and effective solution for obtaining a stable 12V output from a higher voltage source.

Features

The L7812ABD2T-TR is a linear voltage regulator designed to provide a stable output voltage of 12V with a maximum output current of 1.5A. Key features include:
1. Output Voltage: Fixed at 12V.
2. Input Voltage Range: Operates with input voltages from 14V to 30V.
3. Low Dropout Voltage: Offers low dropout performance to maintain regulation with minimal input-output voltage difference.
4. Thermal Protection: Includes built-in thermal shutdown for device protection.
5. Short-Circuit Protection: Features current limiting to prevent damage during short-circuit conditions.
6. Package Type: Available in a TO-220 package, suitable for heat dissipation.
7. Applications: Commonly used in power supplies, consumer electronics, and industrial applications.
Overall, the L7812ABD2T-TR is ideal for providing reliable 12V power in various electronic circuits.

Package

The L7812ABD2T-TR is packaged in a TO-220 casing. This is a metal tabbed, three-terminal package commonly used for voltage regulators, providing efficient heat dissipation and robust performance in various electronic applications.

Pinout

The L7812ABD2T-TR is a voltage regulator with a pin count of 3. It is part of the L78xx series, specifically designed to provide a fixed output voltage of 12V.
Pin functions:
1. Input (Pin 1): This pin is connected to the input voltage source, which should be higher than 12V but within the specified range (typically up to 35V).
2. Ground (Pin 2): This pin is connected to the ground of the circuit.
3. Output (Pin 3): This pin provides a regulated output voltage of 12V.
The L7812ABD2T-TR is commonly used in various applications requiring a stable 12V power supply.

Manufacturer

The L7812ABD2T-TR is manufactured by STMicroelectronics, a global semiconductor company. STMicroelectronics specializes in designing and manufacturing a wide range of electronic components, including microcontrollers, sensors, and power management solutions. Founded in 1987 through a merger of two companies, it operates in various sectors such as automotive, industrial, consumer electronics, and communication. The company is headquartered in Geneva, Switzerland, and is recognized for its innovation in digital and analog technologies, making it a key player in the semiconductor industry.

Application

The L7812ABD2T-TR is a linear voltage regulator that provides a stable 12V output. Its application areas include power supply circuits for consumer electronics, telecommunications, industrial equipment, and automotive systems. It is commonly used in microcontroller power supplies, audio equipment, and any device requiring a reliable voltage regulation with low dropout characteristics.

Equivalent

The L7812ABD2T-TR is a linear voltage regulator providing a fixed output of 12V. Equivalent products include:
1. LM7812
2. LM317 (adjustable version)
3. LD1117-12 (low dropout)
4. MIC7812
5. MC7812
Always check the specifications for current rating, dropout voltage, and thermal characteristics to ensure compatibility.