L4949ED-E - STMicroelectronics

Manufacturer Part Number

L4949ED-E

Manufacturer

stmicroelectronics

Introduction

The L4949ED-E is a low dropout linear voltage regulator designed for automotive and industrial applications. It provides a fixed 5V output from a wide input voltage range of up to 28V, making it suitable for a variety of power supply requirements.

Product Features and Performance

Positive fixed output voltage of 5V

Wide input voltage range up to 28V

Low dropout voltage of 0.5V at 100mA output

Output current capability of up to 100mA

Low quiescent current of 300μA

Integrated reset function

Over-temperature and short-circuit protection

Operating temperature range of -40°C to 125°C

Qualified to the AEC-Q100 automotive standard

Product Advantages

Robust and reliable performance for automotive and industrial applications

Compact surface-mount package saves board space

Integrated protection features enhance system reliability

Wide operating temperature range ensures versatility

Key Reasons to Choose This Product

Proven reliability and performance for demanding applications

Compact and efficient design for space-constrained projects

Comprehensive protection features to ensure safe and stable operation

Automotive-grade quality and qualification for critical systems

Quality and Safety Features

Designed and manufactured to the highest quality standards

Qualified to the AEC-Q100 automotive standard for enhanced reliability

Integrated protection features safeguard the device and the system

Compatibility

The L4949ED-E is a surface-mount device in an 8-SOIC package, making it compatible with common PCB assembly processes and readily available manufacturing techniques.

Application Areas

Automotive electronics

Industrial control systems

Power supplies for various electronic devices

Product Lifecycle

The L4949ED-E has been discontinued. However, there may be alternative or equivalent models available from other manufacturers. Customers are advised to contact our website's sales team for more information on available options and product lifecycle status.