Description
L4949EDTR-E
Overview
The L4949EDTR-E is a high-performance, low-dropout linear voltage regulator specifically designed for automotive applications. This device offers high input voltage capability, making it suitable for a wide range of automotive systems, including those powered by 12V, 24V, or 42V batteries. The L4949EDTR-E is capable of delivering up to 400mA of output current while maintaining a low dropout voltage, ensuring efficient voltage regulation.
Key Features
- Input Voltage Range: 4V to 40V
- Output Voltage: 5V
- Output Current: Up to 400mA
- Dropout Voltage: Typically 0.6V at 400mA
- Operating Temperature Range: -40°C to 125°C
- Protection Features: Overcurrent and Overtemperature Protection
- Package: D2PAK (TO-263)
Description
The L4949EDTR-E comes in a D2PAK (TO-263) package, which is suitable for high-power density designs and offers good thermal dissipation properties. This regulator features a high input voltage range and a low dropout voltage, making it an ideal choice for systems that require efficient voltage regulation across a wide range of input voltages.
Applications
- Automotive Systems
- Industrial Power Supplies
- Battery-Powered Equipment
Parameters
Electrical Characteristics
| Parameter | Symbol | Min | Typ | Max | Unit |
|---|---|---|---|---|---|
| Input Voltage Range | Vin | 4 | – | 40 | V |
| Output Voltage | Vout | 4.9 | 5 | 5.1 | V |
| Output Current | Iout | – | – | 400 | mA |
| Dropout Voltage | Vd | – | 0.6 | – | V |
| Operating Junction Temperature Range | Tj | -40 | – | 125 | °C |
Thermal Data
| Parameter | Symbol | Min | Typ | Max | Unit |
|---|---|---|---|---|---|
| Thermal Resistance Junction to Case | Rth(j-c) | – | 2 | – | °C/W |
Ordering Information
- Part Number: L4949EDTR-E
- Package Type: D2PAK (TO-263)
- Shipping: Tape and Reel
Documentation
For the most current version of all documents, including data sheets, visit our website.
Disclaimer
All information contained in this document is subject to change without notice.
Please contact our sales team or visit our website for the latest product information and specifications.