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The L4941 is a three terminal 5V positive regulators available in TO-220 and DPAK packages, making it useful in a wide range of industrial and consumer applications. Thanks to its very low input/output voltage drop, these devices are particularly suitable for battery powered equipments, reducing consumption and prolonging battery life. It employs internal current limiting, antisaturation circuit, thermal shut-down and safe area protection.
Key Features
- Low dropout voltage (450mV typ. at 1A)
- Thermal shutdown
- Very low quiescent current
- Reverse polarity protection
- Short circuit protection
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Sample & Buy
| Part Number | Package | Packing Type | Output Voltage (V) (nom) | Output Tolerance (typ) | Output Current (A) (nom) | Marketing Status | Budgetary Price (US$)* | Quantity | ECCN (US) | Country of Origin | More info | Order from Distributors | Order from ST |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| L4941BV | TO-220 | Tube | 5 | 4 | 1 |
Active
|
0.406 | 10000 | EAR99 | CHINA | Check Availability | Buy now | |
| L4941BDT-TR | DPAK | Tape And Reel | 5 | 4 | 1 |
Active
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0.568 | 10000 | EAR99 | CHINA | Check Availability | Buy now |
(*) Suggested Resale Price per unit (USD) for BUDGETARY USE ONLY. For quotes, prices in local currency, please contact your local ST Sales Office  or our Distributors
Featured Videos
| Part Number | Marketing Status | Package | Grade | RoHS Compliance Grade | Material Declaration** |
|---|---|---|---|---|---|
| L4941BDT-TR |
Active
|
DPAK | Industrial | Ecopack2 | |
| L4941BV |
Active
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TO-220 | Industrial | Ecopack1 |
(**) 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.
