UC2827DW-1 - Texas Instruments

Manufacturer Part Number

UC2827DW-1

Manufacturer

Texas Instruments

Introduction

The UC2827DW-1 by Texas Instruments is a highly integrated power management integrated circuit (PMIC) specifically designed for DC to DC switching controllers. It targets applications requiring efficient power conversion and management.

Product Features and Performance

Integrated transistor driver for step-up/step-down functionality

Supports full-bridge and push-pull topologies

Capable of driving three outputs with a single-phase configuration

Operates from a voltage supply range of 7.6V to 20V

High-frequency switching at 220kHz

Maximum duty cycle of 91%, enabling efficient power conversion

Supports synchronous rectification for improved efficiency

Clock synchronization feature for noise reduction and system coordination

Control features include frequency control, ramp, and soft start for smooth operation

Operating temperature range from -40°C to 85°C suitable for diverse environmental conditions

Product Advantages

Versatile power management capability reduces the need for multiple components

High switching frequency allows for smaller, lighter-weight external components

Synchronous rectification enhances overall efficiency, reducing heat dissipation

Soft start minimizes in-rush current, enhancing system reliability

Clock sync ensures compatibility with multi-device systems

Key Technical Parameters

Voltage Supply (Vcc/Vdd): 7.6V ~ 20V

Frequency Switching: 220kHz

Duty Cycle (Max): 91%

Operating Temperature: -40°C ~ 85°C

Quality and Safety Features

This product is designed with built-in safety features including thermal shut down and overcurrent protection, making it a reliable choice for critical applications.

Compatibility

The UC2827DW-1 is designed for surface mount technology, making it compatible with modern PCB assembly processes. Its full-bridge and push-pull capability make it versatile for various power conversion applications.

Application Areas

Power supplies

Renewable energy systems

Automotive electronics

Industrial controls

Telecommunication equipment

Product Lifecycle

The UC2827DW-1 is currently active and widely available. Texas Instruments provides continued support, and there are no indications of upcoming discontinuation. Replacement or upgrade options will be announced, ensuring long-term availability.

Several Key Reasons to Choose This Product

High integration reduces system complexity and component count.

Exceptional power efficiency and thermal performance improve system reliability.

Versatile operation modes and control features enable use in a wide range of applications.

Robust design with built-in safety features ensures long-term reliability.

Active product life status with Texas Instruments’ support guarantees future availability and support.