Description
The LM317LD13TR is a highly versatile, adjustable positive voltage regulator capable of delivering up to 100mA of output current. Designed to provide a precisely regulated output voltage ranging from 1.2V to 37V, it offers exceptional flexibility for a wide variety of electronic applications. Its unique adjustable design allows you to set the output voltage using only two external resistors, making it a perfect solution for non-standard power requirements or variable voltage needs.
Engineered for reliability, the LM317LD13TR features internal thermal overload protection, short-circuit current limiting, and safe-area compensation to protect your circuit from potential damage during faults. Housed in a compact SMD-8 package, it is ideally suited for modern, space-sensitive PCB designs, providing robust and dependable power regulation in a small, efficient footprint.
Key Features
- Wide Output Range: Adjustable output voltage from 1.2V to 37V, allowing for ultimate design flexibility.
- 100mA Output Current: Ideal for powering low-current digital logic, sensors, and peripheral modules.
- Simple Design: Requires only two external resistors to set the output voltage, simplifying your board layout.
- Advanced Protection: Includes built-in thermal shutdown, current limiting, and safe-area protection for maximum system reliability.
- Compact SMD-8 Package: A space-efficient surface-mount solution for modern, miniaturized electronic devices.
Application
- General-Purpose Power Regulation: A standard choice for providing reliable power rails in diverse electronic circuits.
- Adjustable Power Supplies: Perfect for lab-grade power supplies or test equipment requiring variable voltage outputs.
- Sensor & Logic Power: Provides clean, stable power for low-current microcontrollers, op-amps, and digital sensors.
- Prototyping & Education: An essential component for hobbyists and students developing custom power management circuits.
- Industrial Instrumentation: Reliable regulation for control circuits and localized power distribution in factory automation.
Package Includes
- 1 x LM317LD13TR 1.2V–37V Adjustable Voltage Regulator (SMD-8)
Technical Specifications
| Parameter | Specification |
|---|---|
| Device | LM317LD13TR |
| Output Voltage Range | 1.2V to 37V (Adjustable) |
| Max Output Current | 100mA |
| Package Type | SMD-8 |
| Shipping Weight | 0.001 kg |
| Shipping Dimensions | 4 × 4 × 1 cm |
Note: Product images are shown for illustrative purposes only and may differ from the actual product. For complete technical parameters, please refer to the official device datasheet.







