LM78L12ACM

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LM78L12ACM

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IC REG LINEAR 12V 100MA 8-SOIC

  • HerstellerTexas Instruments

  • Herstellerteil #LM78L12ACM

  • Auf Lager9889

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Attribut Wert
Part Status Obsolete
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) 3 mA
PSRR 54dB (120Hz)
Protection Features Over Temperature, Short Circuit
Operating Temperature 0°C ~ 125°C
Mounting Type Surface Mount
Package / Case 8-SOIC (0.154", 3.90mm Width)
Supplier Device Package 8-SOIC
Base Product Number LM78L12

Übersicht

Description

The LM78L12ACM is a voltage regulator integrated circuit used to maintain a stable output voltage of 12V from a higher input voltage, typically in electronic and electrical applications. Part of the LM78Lxx series, it is designed to provide a fixed output voltage with a current output of up to 100 mA. The "ACM" suffix indicates the specific package type and tolerance specifications.
Key features of the LM78L12ACM include:
1. Fixed Output Voltage: Delivers a consistent 12V output.
2. Current Limiting: Protects against overload situations.
3. Thermal Shutdown: Automatically turns off if the device overheats, ensuring safety.
4. Safe Operating Area Protection: Guards the device against damage due to excessive power dissipation.
5. Easy to Use: Requires minimal external components, simplifying circuit design.
Commonly used in hobbyist projects, consumer electronics, and industrial applications, the LM78L12ACM is valued for its reliability and ease of integration into various circuits. It is housed in a small, versatile package suitable for both through-hole and surface-mount applications.

Equivalent

The LM78L12ACM is a 12V voltage regulator. Equivalent products include:
1. MC78L12 - by ON Semiconductor
2. UA78L12 - by Texas Instruments
3. LM341 - by Texas Instruments
4. KA78L12 - by Fairchild Semiconductor
These alternatives provide similar voltage regulation specifications and can be used in similar applications. Always verify the specifications in the datasheets to ensure compatibility with your specific needs.

Features

The LM78L12ACM is a voltage regulator that provides a fixed output voltage of 12V with a maximum output current of 100 mA. Key features include:
1. Output Voltage: Fixed at 12V.
2. Output Current: Capable of delivering up to 100 mA.
3. Dropout Voltage: Low dropout voltage for improved efficiency.
4. Thermal Protection: Equipped with internal thermal overload protection to prevent damage from overheating.
5. Short-Circuit Protection: Includes current limiting to safeguard against short circuits.
6. Line and Load Regulation: Provides stable output with good line and load regulation characteristics.
7. Temperature Stability: Designed to maintain performance across a wide temperature range.
8. Compact Package: Available in a surface-mount SOIC-8 package for space-constrained applications.
9. Low Quiescent Current: Consumes minimal quiescent current, enhancing efficiency in battery-powered applications.
These features make it suitable for a variety of applications requiring a reliable and efficient 12V power supply, such as in consumer electronics, industrial equipment, and communication devices.

Pinout

The LM78L12ACM is a three-terminal positive voltage regulator that provides a fixed output voltage of 12V. It is typically used in a variety of applications requiring a regulated DC power supply. The pin count for the LM78L12ACM is 3 pins.
Here's a brief description of the pin functions:
1. Input (Pin 1): This pin receives the unregulated input voltage which is to be regulated to the specified output level. It requires a higher voltage than the output voltage for proper operation.
2. Ground (Pin 2): This is the common ground pin that serves as the reference point for the input and output voltages.
3. Output (Pin 3): This pin provides the regulated 12V output. The load is connected between this pin and ground.
The LM78L12ACM is commonly used in small power supplies and circuits requiring a stable 12V supply, with a maximum output current of about 100 mA.

Manufacturer

The LM78L12ACM is manufactured by Texas Instruments. Texas Instruments (TI) is a global semiconductor company that designs and manufactures a wide range of analog and embedded processing chips. Founded in 1930 and headquartered in Dallas, Texas, TI is known for its innovations in the electronics and semiconductor industries. The company serves various markets including automotive, industrial, personal electronics, communications equipment, and enterprise systems. TI focuses on developing products that help customers manage power, amplify signals, and connect devices, with a strong emphasis on research and development to drive technological advancement.

Application

The LM78L12ACM is a fixed-voltage linear regulator used in various applications. It provides a stable 12V output and is commonly used in power supply circuits to regulate voltage for microcontrollers, sensors, and other electronic components. Its compact size and reliability make it suitable for consumer electronics, industrial automation, and telecommunications. It is also utilized in battery-powered devices, providing efficient voltage regulation to extend battery life. Additionally, the LM78L12ACM is employed in automotive electronics for stable voltage output in car entertainment and information systems. Its over-temperature and short-circuit protection features enhance its application in safety-critical systems.

Package

The LM78L12ACM is a voltage regulator in an 8-pin SOIC (Small Outline Integrated Circuit) package. It's designed for fixed-voltage regulation and commonly used in various electronic devices to supply a stable 12V output.

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