Texas Instruments

UCD3138A64QPFCRQ1

The UCD3138A64QPFCRQ1 is a high-performance, monolithic, step-down switching regulator from Texas Instruments. It is designed to provide efficient power conversion for a wide range of applications, including automotive, industrial, and telecom systems.

Description:

The UCD3138A64QPFCRQ1 is a highly integrated, synchronous, step-down regulator that can operate from an input voltage range of 4.5V to 60V. It features a fixed 5V output with an output current capability of up to 3A. The device is available in a compact QFN package, making it suitable for space-constrained applications.

Features:

1. Wide input voltage range: 4.5V to 60V
2. Fixed 5V output with adjustable output current limit
3. High efficiency: up to 95% efficiency under typical operating conditions
4. Low quiescent current: 35µA in normal operation mode
5. Synchronous rectification for improved efficiency at light loads
6. Programmable soft-start and tracking
7. Over-current protection, thermal shutdown, and under-voltage lockout
8. Enable and power-good pins for system-level power management
9. Compact QFN package: 1x1mm

Applications:

1. Automotive applications: Infotainment systems, instrument clusters, and lighting control
2. Industrial systems: Motor control, sensor power supplies, and industrial control equipment
3. Telecom equipment: Power supplies for base stations, routers, and switches
4. Portable devices: Power management for smartphones, tablets, and wearable devices
5. Medical equipment: Power supplies for portable medical devices and diagnostic equipment
6. Consumer electronics: Power management for home appliances, gaming consoles, and set-top boxes

In summary, the UCD3138A64QPFCRQ1 is a versatile and efficient step-down switching regulator from Texas Instruments, suitable for a wide range of applications, including automotive, industrial, telecom, and consumer electronics. Its high efficiency, wide input voltage range, and compact package make it an ideal choice for space-constrained and power-sensitive applications.