LM5021NA-1 - Texas Instruments

Manufacturer Part Number

LM5021NA-1

Manufacturer

Texas Instruments

Introduction

LM5021NA-1 is a power management integrated circuit designed for AC DC converters and offline switches.

Product Features and Performance

Start Up Voltage: 20 V

Supply Voltage Range: 8V ~ 30V

Maximum Duty Cycle: 80%

Switching Frequency: Up to 1MHz

Operating Temperature Range: -40°C ~ 125°C

Soft Start Functionality

Frequency Control

Sync Function for Multiple Devices

Product Advantages

High-frequency operation up to 1MHz allows for smaller passive components

Integrated features such as soft start and frequency control for improved system reliability

Flexible supply voltage range to accommodate various applications

Key Technical Parameters

Topology: Flyback, Forward

Output Isolation: Isolated

Internal Switch(s): No

Fault Protection: Current Limiting, Over Load

Control Features: Frequency Control, Soft Start, Sync

Quality and Safety Features

Robust operating temperature range ensuring stability across various environments

Comprehensive fault protection features safeguard against system failures

Compatibility

Package / Case: 8-DIP

Mounting Type: Through Hole

No internal switches, external FET can be chosen based on application needs

Application Areas

Power supplies for industrial systems

Electronic equipment requiring isolated power

Auxiliary power supplies for various electronic appliances

Product Lifecycle

Product Status: Obsolete

Check for replacement products or consult manufacturer for upgrade options

Several Key Reasons to Choose This Product

Allows for compact power supply design due to high switching frequency

High reliability with built-in protection features

Suitable for a wide range of industrial and commercial power applications

Texas Instruments' reputation for quality and support ensures long-term dependability