CS51021AEDR16G - onsemi

Manufacturer Part Number

CS51021AEDR16G

Manufacturer

onsemi

Introduction

CS51021AEDR16G is a power management integrated circuit (PMIC) designed for DC DC switching control applications.

Product Features and Performance

High-frequency operation up to 1MHz

Transistor Driver output type for external MOSFETs

Step-Up/Step-Down functionality for versatile power solutions

Capable of Positive output configurations with isolation possibilities

Flyback and Forward Converter and Push-Pull topologies supported

Single output with one-phase power delivery

Compatible with 7.7V to 20V supply voltages

Features like Current Limit and Soft Start for enhanced performance

Designed for surface mount technology (SMT) applications

Operating Temperature range from -40°C to 85°C

Product Advantages

High integration for reduced external components and board space

Flexibility in application due to wide range of topologies and output configuration

High switching frequency allows for smaller passive components

Current Limit and Soft Start features protect against overcurrent and allow for controlled start-ups

Operation at industrial temperature ranges ensuring reliability in various environments

Key Technical Parameters

Voltage Supply (Vcc/Vdd): 7.7V ~ 20V

Frequency Switching: 1MHz

Output Configuration: Positive, Isolation Capable

Topology: Flyback, Forward Converter, Push-Pull

Number of Outputs: 1

Output Phases: 1

Clock Sync: Yes

Control Features: Current Limit, Soft Start

Operating Temperature: -40°C ~ 85°C (TA)

Quality and Safety Features

Industry-standard manufacturing and testing for reliability

Built-in protection features including Current Limit

Compatibility

Compatible with a wide range of inductors and MOSFETs

Suitable for numerous power architectures due to topology flexibility

Application Areas

Suitable for a variety of industrial, telecom, and consumer electronics applications

Ideal for power supply designs requiring isolation or multiple topologies

Product Lifecycle

Product Status: Obsolete

Potential replacement or upgrade products should be considered due to obsolescence

Consult onsemi for last-time buy options and alternative parts

Several Key Reasons to Choose This Product

Operates at a high frequency for efficient power conversion and smaller design

Provides design flexibility with its step-up/step-down, positive output, and topology options

Offers essential control features for protection and performance tuning

Broad operating temperature range makes it suitable for harsh environments

Obsolete status encourages consideration of future-proof designs with available support from the manufacturer