Texas Instruments

TLC5917IPWR  

External/Internal LED Drivers

The TLC5917IPWR is a 16-bit, 5-channel, constant frequency, current mode, step-down switching regulator from Texas Instruments. It is designed for use in a variety of applications, including portable devices, power supplies, and battery-powered systems.

Description:

The TLC5917IPWR is a highly integrated step-down switching regulator that provides efficient power conversion with low quiescent current and high efficiency. It features a constant frequency current mode architecture, which allows for fast transient response and low output voltage ripple.

Features:

1. 16-bit resolution for precise output voltage regulation
2. 5-channel output for flexible power distribution
3. Constant frequency operation for low output voltage ripple
4. Low quiescent current for high efficiency in battery-powered applications
5. Wide input voltage range (4V to 40V)
6. Programmable soft-start to reduce inrush current
7. Over-current protection and thermal shutdown for added safety
8. Small package size (QFN-28)

Applications:

1. Portable devices such as smartphones, tablets, and wearables
2. Power supplies for industrial and consumer electronics
3. Battery-powered systems such as drones, robotics, and IoT devices
4. LED lighting applications
5. Medical devices and equipment

The TLC5917IPWR is a versatile and efficient step-down switching regulator that can be used in a wide range of applications requiring precise voltage regulation and high efficiency. Its constant frequency operation and low quiescent current make it an ideal choice for battery-powered systems and other applications where power consumption is a critical factor.

TLC5917IPWR Documents

Download datasheets and manufacturer documentation for TLC5917IPWR

Datasheets :

TLC5916,17      

Design Resources :

Lighting Product Selector      

PCN Design/Specification :

Design 22/Feb/2022