LM317D2TR4G

The LM317D2TR4G is a versatile, adjustable voltage regulator from ON Semiconductor, designed for a wide range of applications. It provides an output voltage range of 1.25V to 37V and can deliver output currents of up to 1.5A, making it suitable for numerous electronic devices and circuits. The component is noted for its ease of use, requiring only two external resistors to set the output voltage.
Key features include overload protection with current limiting, thermal regulation, and safe area protection, ensuring reliable performance even under challenging conditions. The LM317D2TR4G comes in a D2PAK package, which is ideal for surface-mount applications where space is limited. Its high regulation performance, both line and load, makes it a popular choice in power supplies and battery charger circuits.
The device is highly efficient and suitable for applications in consumer electronics, industrial equipment, and more. Overall, the LM317D2TR4G offers a robust and flexible solution for voltage regulation needs.

The LM317D2TR4G is a versatile, adjustable three-terminal voltage regulator with several key features:
1. Output Voltage Range: It provides an adjustable output voltage from 1.25V to 37V, allowing for a wide range of applications.
2. Output Current: The device can deliver an output current up to 1.5A, sufficient for many power supply requirements.
3. Load Regulation: It offers excellent load regulation, typically at 0.1%, ensuring stable output under varying load conditions.
4. Line Regulation: The line regulation is typically 0.01%/V, providing stable output with changes in input voltage.
5. Thermal Overload Protection: The LM317D2TR4G has built-in thermal overload protection to prevent overheating.
6. Short-Circuit Protection: Integrated short-circuit current limiting enhances safety and reliability.
7. Safe Operating Area Protection: It ensures reliable operation over a wide range of conditions.
8. Package Type: Available in a D2PAK package for surface mounting, facilitating easy integration into circuit boards.
These features make the LM317D2TR4G suitable for applications like adjustable power supplies and battery chargers.

The LM317D2TR4G is packaged in a D2PAK (also known as TO-263) format. This is a surface-mount package designed for efficient heat dissipation and is commonly used in power management applications.

The LM317D2TR4G is a three-terminal adjustable voltage regulator. It has a pin count of 3, which includes the following:
1. Input (Pin 1): This pin receives the unregulated input voltage. The regulator adjusts the output voltage based on the input it receives.

2. Output (Pin 2): This pin provides the regulated output voltage. The output voltage can be adjusted over a range of about 1.25V to 37V by varying the resistance connected to the adjustment pin.

3. Adjustment (Pin 3): This pin is used to set the output voltage. By connecting a resistor divider between the output and ground, you can adjust the output voltage to the desired level.
The LM317D2TR4G is commonly used in power supply applications to provide a stable and adjustable output voltage, and it can supply a load current of up to 1.5A.

The LM317D2TR4G is manufactured by ON Semiconductor, a company known for providing a wide range of semiconductor solutions. ON Semiconductor focuses on energy-efficient electronics, offering products such as power management, analog, sensors, and connectivity solutions. The company serves various sectors, including automotive, industrial, communications, computing, and consumer electronics.

The LM317D2TR4G is a versatile voltage regulator used in various applications, including power management in consumer electronics, adjustable voltage supplies, battery chargers, and LED drivers. It is ideal for DC-DC conversion and can be used in embedded systems to provide stable voltage outputs. Its ability to handle variable outputs makes it suitable for laboratory power supplies and circuit development.

Equivalent products to the LM317D2TR4G, a popular adjustable voltage regulator, include the LM317 series from manufacturers like Texas Instruments (e.g., LM317T), STMicroelectronics (e.g., L78S00 series), and Fairchild Semiconductor (now part of ON Semiconductor). Other alternatives include voltage regulators with adjustable outputs such as the NTE956, NCP1117 from ON Semiconductor, and LT1086 from Analog Devices. Ensure compatibility in terms of voltage range, current rating, and package type for a direct replacement.