UC2843BDG - onsemi

Manufacturer Part Number

UC2843BDG

Manufacturer

onsemi

Introduction

The UC2843BDG is a DC DC switching controller that is designed for power management applications. It is capable of stepping up or stepping down voltage levels and can handle isolated configurations.

Product Features and Performance

Output Type: Transistor Driver

Functions: Step-Up, Step-Up/Step-Down

Output Configuration: Positive, Isolation Capable

Topology: Boost, Flyback

Voltage Supply (Vcc/Vdd): 7.6V to 30V

Frequency Switching: Up to 500 kHz

Duty Cycle (Max): 96%

Control Features: Frequency Control

Product Advantages

Capable of achieving a high duty cycle of up to 96% for efficient power conversion

Flexible voltage supply range from 7.6V to 30V

Designed for both step-up and step-down operations

Key Technical Parameters

Number of Outputs: 1

Output Phases: 1

Mounting Type: Surface Mount

Package / Case: 14-SOIC

Operating Temperature Range: -25°C to 85°C

Quality and Safety Features

Ensured consistent performance within the designated operating temperature range

Compatibility

The package type, 14-SOIC, is a common format compatible with various board designs for surface mounting applications.

Application Areas

Suitable for use in scenarios requiring voltage step-up, step-down, and isolation capabilities in power management systems.

Product Lifecycle

Product Status: Obsolete

Please consult onsemi for potential replacements or upgrades which could provide improved performance and additional features.

Several Key Reasons to Choose This Product

Highly versatile with support for both boost and flyback topologies

Extreme duty cycle capability suitable for demanding applications

Wide operating voltage range catering to various supply requirements

Frequency control feature allowing adjustments to meet specific application needs

Suitable for applications requiring isolation capabilities with a positive output configuration