Product overview
Description
The L4949ED-E and L4949EP-E are monolithic
integrated 5V voltage regulators with a very low
dropout output and additional functions as power- on reset and input voltage sense. They are
designed for supplying the microcomputer
controlled systems especially in automotive applications.
-
All features
- AEC-Q100 qualified
- ECOPACK®: lead free and RoHS compliant
- Operating DC supply voltage range 5 V - 28 V
- Transient supply voltage up to 40 V
- Extremely low quiescent current in standby
- High precision standby output voltage 5V±1%
- Output current capability up to 100 mA
- Very low dropout voltage less than 0.5 V
- Reset circuit sensing the output voltage
- Programmable reset pulse delay with external capacitor
- Voltage sense comparator
- Thermal shutdown and short circuit protections
Circuit Diagram
EDA Symbols, Footprints and 3D Models
STMicroelectronics - L4949ED-E
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Symbols
Footprints
3D models
Quality and Reliability
| Part Number | Marketing Status | Package | Grade | RoHS Compliance Grade | Material Declaration** |
|---|---|---|---|---|---|
| L4949EDTR-E | NRND | SO-8 | Automotive | Ecopack2 |
(**) The Material Declaration forms available on st.com may be generic documents based on the most commonly used package within a package family. For this reason, they may not be 100% accurate for a specific device. Please contact our sales support for information on specific devices.
Sample & Buy
| Part Number | Marketing Status | Budgetary Price (US$)*/Qty | Order from ST | Order from distributors | Package | Packing Type | RoHS | Country of Origin | ECCN (US) | ECCN (EU) | Operating Temperature (°C) (min) | Operating Temperature (°C) (max) | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| L4949EDTR-E | | | distributors No availability of distributors reported, please contact our sales office |
L4949EDTR-E NRND
(*) Suggested Resale Price (USD) per defined quantity for BUDGETARY USE ONLY. For quotes, prices in local currency, please contact your local ST Sales Office or our Distributors