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L78M09CDT

Name: L78M09CDT
Rating: 4.7 (12 reviews)

Linear Voltage Regulators 9.0V 0.5A Positive

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資料表 L78M09CDT DataSheet
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Packaging	Tube
Standard Pack Qty	75

概述

Description

The L78M09CDT is a linear voltage regulator that provides a fixed output voltage of 9V with a maximum output current of 500mA. It is part of the L78 series of regulators, which are designed to deliver stable output voltage across varying input voltage and load conditions. The device typically features thermal overload protection, short-circuit protection, and safe operating area (SOA) protection.
The L78M09CDT operates with an input voltage range of 12V to 35V, making it suitable for various applications, including power supplies for audio equipment, microcontrollers, and other electronic devices that require a consistent 9V output.
Package options for the L78M09CDT include TO-220, making it easy to integrate into different circuit designs. Its low dropout voltage and high efficiency contribute to its popularity in consumer electronics. Overall, the L78M09CDT is a reliable choice for designers needing a simple and effective solution for voltage regulation.

Features

The L78M09CDT is a linear voltage regulator that provides a fixed output voltage of 9V with a maximum output current of 1.0A. Key features include:
1. Input Voltage Range: Operates with an input voltage of up to 35V, allowing for a wide range of power supply options.
2. Thermal Overload Protection: Integrated thermal shutdown prevents damage due to overheating.
3. Short Circuit Protection: Safeguards the device against short circuits, enhancing reliability.
4. Low Dropout Voltage: Ensures stable operation even with input voltages close to the output voltage.
5. Ease of Use: Requires minimal external components, simplifying circuit design.
6. Output Voltage Stability: Delivers a stable 9V output with good load and line regulation.
7. Package Type: Typically available in a TO-220 package for efficient heat dissipation.
Overall, the L78M09CDT is suitable for various applications, including power supplies, automotive systems, and other electronic devices requiring stable voltage regulation.

Package

The L78M09CDT is typically packaged in a TO-220 package type. This package features a metal tab for heat dissipation and is suitable for applications requiring moderate power handling in a compact form factor.

Pinout

The L78M09CDT is a voltage regulator with a pin count of 3. It is designed to provide a fixed output voltage of 9V. The function of each pin is as follows:
1. Input (Vin): This pin is where the input voltage is supplied, typically in the range of 12V to 35V.
2. Output (Vout): This pin delivers the regulated output voltage of 9V to the load.
3. Ground (GND): This pin is the common ground reference for the circuit.
The L78M09CDT features short circuit protection, thermal overload protection, and can deliver a maximum output current of 500 mA. It is commonly used in various applications requiring stable voltage regulation.

Manufacturer

The L78M09CDT is manufactured by STMicroelectronics, a global semiconductor company. STMicroelectronics specializes in designing and manufacturing a wide range of semiconductor products, including microcontrollers, power management devices, sensors, and analog ICs. The company serves various markets, including automotive, industrial, consumer electronics, and communications. With a strong emphasis on innovation and sustainability, STMicroelectronics is known for its commitment to developing technologies that enhance energy efficiency and environmental responsibility. The L78M09CDT itself is a linear voltage regulator, commonly used in various electronic applications to provide a stable output voltage.

Application

The L78M09CDT is a voltage regulator commonly used in various applications, including powering microcontrollers, sensors, and other electronic devices. It provides a stable 9V output from a higher voltage input, making it suitable for low to moderate current applications in consumer electronics, automotive systems, and industrial equipment. Its compact design also makes it ideal for use in battery-powered devices and portable electronics, ensuring efficient and reliable power delivery.

Equivalent

Equivalent products to the L78M09CDT include the LM78L09, L78L09ACD, and L78L09CV. These are low-dropout linear voltage regulators providing similar 9V output voltage and comparable current specifications. Always check specific datasheets for pin configurations and electrical characteristics to ensure compatibility for your application.