STMicroelectronics LD1117S18CTR Linear Voltage Regulator
- Brand: STMicroelectronics
- Product Code: LD1117S18CTR
- Availability: In Stock
$0.08
- Ex Tax: $0.08
Precision Power Management for Modern Electronics
In today's rapidly evolving electronic landscape, reliable voltage regulation is crucial for maintaining optimal performance across diverse applications. The LD1117S18CTR from STMicroelectronics emerges as a cutting-edge solution, combining advanced technical specifications with robust design features to deliver consistent 1.8V output at up to 800mA current capacity. This surface-mount linear regulator, housed in a compact SOT-223 package, represents the perfect balance between miniaturization and functionality for modern circuit designs.
Technical Excellence in Regulation
Engineered to meet demanding power management requirements, this fixed-output regulator operates efficiently with a maximum input voltage of 15V while maintaining a minimal dropout voltage of just 1.3V at full load. Its exceptional line and load regulation capabilities ensure stable voltage delivery even under fluctuating operating conditions. The integrated protection features, including over-current and over-temperature safeguards, provide an additional layer of reliability for critical systems.
With a quiescent current of only 10mA, the LD1117S18CTR demonstrates remarkable efficiency in standby mode, making it particularly suitable for battery-powered applications where power conservation is paramount. The device's wide operating temperature range (-40°C to 125°C) further enhances its versatility across industrial, automotive, and consumer electronics sectors.
| Parameter | Specification |
|---|---|
| Output Voltage | 1.8V (Fixed) |
| Output Current | 800mA |
| Dropout Voltage | 1.3V @ 800mA |
| PSRR | 75dB (120Hz) |
| Package | SOT-223 |
Design Flexibility and Application Versatility
The LD1117S18CTR's compact TO-261AA package format enables seamless integration into space-constrained PCB layouts while maintaining excellent thermal performance through its optimized pin configuration. This voltage regulator finds ideal application in powering sensitive digital circuits, RF modules, sensor interfaces, and portable medical devices where precise voltage stability is essential.
STMicroelectronics' commitment to quality is evident in this device's compliance with industry-standard reliability requirements, making it suitable for both commercial and industrial grade applications. The regulator's inherent design stability eliminates the need for external compensation components in most configurations, simplifying the overall design process and reducing bill-of-materials costs.
Tags: Power Management ICs, Linear Regulators, Low Dropout Regulators, Surface Mount Devices, Electronic Components