L78L12ACZ-TR

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L78L12ACZ-TR

+BOM

IC REG LINEAR 12V 100MA TO92-3

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사양

속성 가치
Part Status Active
Output Configuration Positive
Output Type Fixed
Number of Regulators 1
Voltage - Input (Max) 35V
Voltage - Output (Min / Fixed) 12V
Current - Output 100mA
Current - Quiescent (Iq) 6 mA
Current - Supply (Max) 6.5 mA
PSRR 42dB (120Hz)
Protection Features Over Current, Over Temperature, Short Circuit
Operating Temperature 0°C ~ 125°C
Mounting Type Through Hole
Package / Case TO-226-3, TO-92-3 (TO-226AA) Formed Leads
Supplier Device Package TO-92-3
Base Product Number L78L12

개요

Description

The L78L12ACZ-TR is a fixed-voltage linear voltage regulator from STMicroelectronics. It provides a stable 12V output with a maximum output current of 100 mA. Known for its reliability and ease of use, this component is ideal for various electronic applications requiring a consistent voltage supply. It features internal current limiting, thermal shutdown, and safe area protection, which enhance its durability and safety. The device comes in a TO-92 package, making it suitable for through-hole applications and prototyping. Its input voltage range typically extends from slightly above 12V up to 30V, ensuring it can handle minor fluctuations in input supply. The L78L12ACZ-TR is used in consumer electronics, industrial controls, and other systems where space and cost-effectiveness are essential. Its compact size and low dropout voltage make it a practical choice for battery-powered applications and embedded systems.

Equivalent

The L78L12ACZ-TR is a 12V, 100mA positive voltage regulator. Equivalent products include:
1. LM78L12 by Texas Instruments
2. MC78L12 by ON Semiconductor
3. NTE960 by NTE Electronics
4. UA78L12 by Fairchild Semiconductor (now part of ON Semiconductor)
5. KA78L12 by Samsung
Ensure the equivalent meets specific requirements like current rating, package type, and thermal characteristics for your application.

Features

The L78L12ACZ-TR is a three-terminal positive voltage regulator. It offers a fixed output voltage of 12V and is designed for applications requiring a regulated power supply with moderate current outputs. Key features include:
1. Output Current: Capable of delivering up to 100 mA of output current.
2. Thermal Protection: Built-in thermal shutdown to prevent overheating.
3. Short-Circuit Protection: Internal current limiting to protect against short circuits.
4. Low Standby Current: Ensures minimal power consumption when not actively supplying current.
5. Dropout Voltage: Features a low dropout voltage for efficient operation.
6. Operating Temperature Range: Typically from -40°C to +125°C, suitable for various environments.
7. Package: Available in a TO-92 package, providing ease of use and integration into various circuit designs.
These features make the L78L12ACZ-TR suitable for use in consumer electronics, automotive applications, and other systems requiring a stable 12V supply.

Pinout

The L78L12ACZ-TR is a three-terminal positive voltage regulator. It comes in a TO-92 package and provides a fixed output voltage of 12V with a maximum output current of 100 mA. The pin count for this device is three, and its pin functions are as follows:
1. Input (Pin 1): This pin receives the unregulated input voltage, which should be at least a couple of volts higher than the desired output voltage to ensure proper regulation.
2. Ground (Pin 2): This pin serves as the common ground reference between the input and output voltages. It's connected to the ground in the circuit.
3. Output (Pin 3): This pin provides the regulated 12V output voltage.
The L78L12ACZ-TR is commonly used in applications that require a stable 12V supply and is suitable for a variety of electronic devices, including those requiring low power consumption.

Manufacturer

The L78L12ACZ-TR is manufactured by STMicroelectronics. STMicroelectronics is a global semiconductor company that designs, manufactures, and markets a wide range of electronic components and systems. The company serves diverse sectors, including automotive, industrial, personal electronics, and communications equipment. As a leading player in the semiconductor industry, STMicroelectronics is known for its innovation and broad portfolio of products, which include microcontrollers, sensors, power management devices, and analog components. The company focuses on providing solutions that address key challenges like energy efficiency, mobility, and security. Headquartered in Geneva, Switzerland, STMicroelectronics operates worldwide with a strong emphasis on research and development to maintain its competitive edge in advanced technologies.

Application

The L78L12ACZ-TR is a linear voltage regulator typically used in applications requiring a stable 12V output from a higher voltage input. Its application areas include power supply circuits for electronic devices, microcontrollers, and sensors, as well as in consumer electronics like radios, and gaming consoles. It is also used in industrial and automotive electronics, contributing to battery management systems and other control systems. Additionally, the L78L12ACZ-TR can be found in telecommunications equipment, providing regulated power to sensitive components, and in DIY electronics projects where a reliable 12V supply is necessary.

Package

The L78L12ACZ-TR is a linear voltage regulator, and it typically comes in a TO-92 package, which is a three-lead, through-hole package. This is commonly used for small, low-power electronic devices. The "TR" suffix indicates that the component is supplied in tape and reel form for automated assembly processes.

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