LM317LD13TR

The LM317LD13TR is a popular adjustable voltage regulator from the LM317 series, designed for a variety of applications requiring a stable voltage output. It is commonly used in power supply circuits to provide a regulated output voltage ranging from 1.25V to 37V, with a maximum output current of 100 mA. The device offers thermal overload protection, short-circuit protection, and safe area compensation, ensuring reliability and robustness in circuit designs.
Packaged in a compact SOT-223, the LM317LD13TR is ideal for space-constrained applications. Its versatility makes it suitable for use in consumer electronics, industrial equipment, and other projects requiring precise voltage regulation. Additionally, the output voltage is set using two external resistors, making it adaptable to specific needs. The LM317LD13TR is known for its ease of use, reliability, and efficiency in converting unregulated voltage inputs into stable, adjustable outputs.

The LM317LD13TR is a versatile three-terminal adjustable voltage regulator. Key features include:
1. Adjustable Output Voltage: It can provide an output voltage range from 1.25V to 37V, allowing for flexibility in application design.

2. Output Current: Capable of supplying up to 100 mA of load current.
3. Thermal Overload Protection: Ensures the regulator does not overheat, enhancing reliability and safety.
4. Output Short-Circuit Protection: Protects against potential damage from accidental short circuits.
5. Safe Operating Area Protection: Maintains operation within safe limits to prevent damage under extreme conditions.
6. Line and Load Regulation: Offers good regulation characteristics, minimizing output voltage deviations due to changes in input voltage or load current.
7. Low Dropout Voltage: Typically requires a minimum difference of 3V between input and output voltages for proper operation.
8. Package Type: Available in a compact SOT-223 package, suitable for space-constrained applications.
These features make the LM317LD13TR suitable for a wide range of applications, including power supplies, battery chargers, and adjustable voltage sources.

The LM317LD13TR is a voltage regulator packaged in a surface-mount SOT-223 form factor. This type of package is compact and designed for efficient heat dissipation, making it suitable for applications requiring a small footprint on printed circuit boards.

The LM317LD13TR is a variable voltage regulator with a pin count of 3. It is used to provide a stable output voltage that can be adjusted over a certain range, typically from 1.25V to 37V, depending on the input voltage and external resistors used. The three pins serve the following functions:
1. Input (In): This pin is where the unregulated input voltage is supplied. It should be higher than the desired output voltage by a certain margin to ensure proper regulation.
2. Output (Out): This pin provides the regulated output voltage. The output voltage is adjusted by varying the resistance between this pin and the adjust pin.
3. Adjust (Adj): This pin is used to set the output voltage. By connecting resistors between the output and adjust pins, the output voltage can be adjusted to the desired level.
The LM317LD13TR is popular in power supply applications due to its ease of use and ability to deliver a precise output voltage with relatively few external components.

The LM317LD13TR is manufactured by STMicroelectronics. STMicroelectronics is a global semiconductor company that designs, develops, manufactures, and markets a wide range of semiconductor products. These products serve various applications across sectors such as automotive, industrial, personal electronics, and communication equipment. STMicroelectronics is known for its innovation in technology and its focus on sustainable and efficient solutions. The company operates worldwide, offering a diverse portfolio that includes microcontrollers, sensors, power management devices, and more, contributing to advancements in technology and electronics manufacturing.

The LM317LD13TR is a versatile adjustable voltage regulator commonly used in power supply applications. Its application areas include:
1. Voltage Regulation: Adjusts output voltage in various electronic devices.
2. Power Supplies: Used in linear power supply circuits for stable voltage output.
3. Battery Chargers: Provides adjustable charging voltages.
4. LED Drivers: Regulates current to drive LEDs effectively.
5. Embedded Systems: Offers reliable power management for microcontroller-based projects.
6. Test Equipment: Ensures consistent voltage outputs for testing and measurement devices.
These applications leverage its ability to maintain a stable voltage across variable loads.

The LM317LD13TR is a voltage regulator. Equivalent products include:
1. LM317 by Texas Instruments
2. L78S by STMicroelectronics
3. KA317 by ON Semiconductor
4. NTE956 by NTE Electronics
These alternatives also provide adjustable output voltage regulation, similar to the LM317LD13TR. Always check datasheets for compatibility in terms of output current, package type, and thermal performance.