UC2845BNG - onsemi

Manufacturer Part Number

UC2845BNG

Manufacturer

onsemi

Introduction

The UC2845BNG is a part of onsemi's Power Management Integrated Circuit (PMIC) category, specifically designed for DC to DC switching controllers. It is housed in a tube packaging within the 8-DIP (0.300", 7.62mm) case. It offers sophisticated features for step-up or step-up/step-down voltage regulation, making it suitable for a variety of power conversion applications.

Product Features and Performance

Active product status, ensuring ongoing production and support

Supports both step-up and step-up/step-down functions for flexible voltage regulation

Output configuration can be positive with isolation capability

Implements boost and flyback topology for efficient power conversion

Single output with one phase for simplified circuit design

Operates across a broad supply voltage range of 7.6V to 30V

Capable of switching frequencies up to 500kHz for high-speed operation

Maximum duty cycle of 48% allows for efficient power management

Through-hole mounting type for durable and reliable connections

Operating temperature range from -25°C to 85°C, suitable for various environments

Product Advantages

The UC2845BNG's ability to function in both step-up and step-down modes offers design flexibility

Isolation capability in the output configuration enhances versatility in applications requiring electrical isolation

High-frequency switching capability enables compact transformer design

Wide operating voltage range makes it compatible with various power supply standards

Key Technical Parameters

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

Frequency Switching: Up to 500kHz

Duty Cycle (Max): 48%

Operating Temperature: -25°C ~ 85°C

Package / Case: 8-DIP

Quality and Safety Features

Rigorous quality controls from onsemi ensure high reliability and performance

Packaged in a durable 8-DIP case for robust physical protection

Compatibility

Through-hole mounting compatible with standard PCB designs

Versatile voltage and frequency ranges ensure compatibility with a broad spectrum of power sources and applications

Application Areas

Power supplies

Battery chargers

LED drivers

Consumer electronics

Telecommunication equipment

Product Lifecycle

Currently in an Active stage, not nearing discontinuation

onsemi ensures availability of replacements or upgrades as technology evolves

Several Key Reasons to Choose This Product

Flexibility provided by step-up and step-down functionality allows use in a wide range of power conversion applications

High switching frequency facilitates the use of smaller, less expensive components

Broad operational temperature range makes it suitable for use in varied environmental conditions

Support from onsemi, a reputable manufacturer, guarantees product quality and reliability

Availability of technical support and documentation simplifies design-in process