STMicroelectronics LD1117V50C Linear Voltage Regulator 5V 800mA TO-220
- Brand: STMicroelectronics
- Product Code: LD1117V50C
- Availability: In Stock
$0.30
- Ex Tax: $0.30
STMicroelectronics LD1117V50C: Precision Linear Voltage Regulation for Demanding Applications
In modern electronic design, reliable voltage regulation forms the backbone of circuit stability and performance. The LD1117V50C from STMicroelectronics stands as a benchmark in linear voltage regulation technology, combining robust specifications with industrial-grade durability. This fixed-output 5V regulator delivers 800mA of continuous current while maintaining exceptional thermal stability, making it ideal for applications ranging from industrial control systems to consumer electronics.
Engineered for Efficiency and Safety
Operating with a maximum input voltage of 15V and featuring a dropout voltage of just 1.3V at full load, the LD1117V50C demonstrates superior efficiency compared to conventional linear regulators. Its integrated protection mechanisms provide comprehensive safeguards against thermal overload and overcurrent conditions, ensuring uninterrupted operation even in challenging environments. The device's quiescent current remains exceptionally low at 10mA, contributing to improved power efficiency in battery-powered applications.
Designed for through-hole mounting, the TO-220 package offers excellent thermal dissipation characteristics while maintaining compatibility with standard PCB assembly processes. With operating temperature range spanning from -40°C to 125°C, this regulator maintains stable performance across extreme environmental conditions.
| Parameter | Specification |
|---|---|
| Output Voltage | 5V Fixed |
| Output Current | 800mA Max |
| Input Voltage Range | Up to 15V |
| Dissipation Package | TO-220-3 |
| Protection Features | Thermal & Overcurrent |
Applications and Design Integration
The LD1117V50C's versatility makes it particularly well-suited for powering sensitive digital circuits, including microcontroller systems, sensor interfaces, and communication modules. Its high PSRR (75dB at 120Hz) ensures effective noise suppression in power supply applications where signal integrity is critical. Designers appreciate its ease of implementation requiring minimal external components, typically just input/output capacitors for stability.
When compared to switching regulators, this linear solution offers advantages in low-noise applications and cost-sensitive designs where EMI considerations are paramount. The device's active status in STMicroelectronics' portfolio guarantees long-term supply stability for production environments.
Tags: power management, TO-220 package, voltage regulation, industrial electronics, circuit protection