STMicroelectronics

UPSD3333DV-40T6

The UPSD3333DV-40T6 is a high-performance, synchronous, step-down (buck) regulator from STMicroelectronics. This device is designed to provide efficient power conversion and regulation for a wide range of applications, including automotive, industrial, and consumer electronics.

Description:

The UPSD3333DV-40T6 is a monolithic power regulator that integrates a power MOSFET, providing a highly efficient solution for step-down voltage conversion. It operates in a synchronous mode, which means that both the high-side and low-side MOSFETs are switched simultaneously, minimizing switching losses and improving efficiency.

Features:

1. Synchronous step-down (buck) converter topology
2. Wide input voltage range: 4.5V to 60V
3. Output voltage as low as 0.9V
4. High efficiency up to 96%
5. Integrated power MOSFET with low Rds(on)
6. Programmable frequency from 100kHz to 1MHz
7. Adjustable soft-start and burst mode operation
8. Protection features: over-current protection, over-voltage protection, and thermal shutdown
9. Small package size: 6mm x 6mm, 40-pin TQFN

Applications:

1. Automotive applications: infotainment systems, instrument clusters, and body control modules
2. Industrial applications: motor drives, sensors, and control systems
3. Consumer electronics: portable devices, wearables, and IoT devices
4. Telecom and networking equipment: power supplies for routers, switches, and base stations
5. Battery management systems: charging and power distribution for battery packs
6. LED lighting: driving high-current LEDs with efficient power conversion

The UPSD3333DV-40T6 is an ideal choice for applications requiring high efficiency, a wide input voltage range, and a compact form factor. Its advanced features and robust protection mechanisms ensure reliable operation in various environments.