L4940V5
- Mfr.Part #
- L4940V5
- Manufacturer
- STMicroelectronics
- Package / Case
- TO-220-3
- Datasheet
- Download
- Description
- IC REG LINEAR 5V 1.5A TO220AB
- Stock
- 2,614
- In Stock :
- 2,614
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- Manufacturer :
- STMicroelectronics
- Product Category :
- Voltage Regulators - Linear
- Voltage Dropout (Max) :
- 0.9V @ 1.5A
- Max Output Current :
- 1.5A
- Voltage Tolerance-Max :
- 4%
- JESD-609 Code :
- e3
- Height :
- 9.15mm
- Lifecycle Status :
- ACTIVE (Last Updated: 7 months ago)
- Quiescent Current :
- 8mA
- Terminal Pitch :
- 2.54mm
- Output Voltage :
- 5V
- Packaging :
- Tube
- Protection Features :
- Over Temperature, Reverse Polarity, Short Circuit
- Number of Pins :
- 3
- Moisture Sensitivity Level (MSL) :
- 1 (Unlimited)
- Weight :
- 4.535924g
- Mount :
- Through Hole
- Input Bias Current :
- 5mA
- Min Input Voltage :
- 7V
- Number of Functions :
- 1
- Dropout Voltage :
- 500mV
- RoHS Status :
- ROHS3 Compliant
- Radiation Hardening :
- No
- ECCN Code :
- EAR99
- Lead Free :
- Lead Free
- Pin Count :
- 3
- Output Type :
- FIXED
- PSRR :
- 68dB (120Hz)
- Min Output Voltage :
- 4.9V
- Length :
- 10.4mm
- Width :
- 4.6mm
- Current - Supply (Max) :
- 50mA
- Package / Case :
- TO-220-3
- Number of Terminations :
- 3
- Nominal Output Voltage :
- 5V
- Base Part Number :
- L4940
- Output Voltage 1 :
- 5V
- Output Configuration :
- Positive
- Mounting Type :
- Through Hole
- Operating Temperature :
- -40°C~150°C
- Terminal Finish :
- Matte Tin (Sn) - annealed
- REACH SVHC :
- No SVHC
- Voltage - Input (Max) :
- 17V
- Number of Regulators :
- 1
- Number of Outputs :
- 1
- Dropout Voltage1-Nom :
- 0.5V
- Terminal Position :
- Single
- Factory Lead Time :
- 24 Weeks
- Datasheets
- L4940V5

Voltage Regulators - Linear STMicroelectronics L4940V5 Overview
Introducing the L4940V5 from STMicroelectronics, a robust and reliable linear voltage regulator, engineered to deliver a stable 5V output from a wider input voltage range. This component is a go-to solution for designers seeking a high-performance power management solution with enhanced durability and straightforward implementation. The L4940V5 is designed to handle up to 1.5A of output current, making it an ideal choice for powering complex circuits in demanding environments. Its ability to maintain stability and performance under various operating conditions makes the Voltage Regulators - Linear STMicroelectronics L4940V5 an essential component for high-reliability applications.
L4940V5 Features
The L4940V5 voltage regulator stands out with several key features that make it a top choice for reliable power supply designs. Key features include its low dropout voltage, which ensures efficient operation even with a minimal difference between the input and output voltage. Additionally, it offers thermal overload protection and short-circuit protection, enhancing the safety and longevity of the device. Its TO220AB package is designed for optimal heat dissipation, further stabilizing performance across a range of temperatures and operating conditions.
L4940V5 Applications
- Consumer Electronics: Utilized in televisions and audio equipment, the L4940V5 ensures stable voltage supply, preventing performance degradation due to variations in input power.
- Computer Systems: Employs in both desktop and laptop computers to provide a clean and stable power supply, essential for the sensitive microprocessors and memory chips.
- Telecommunications: Used in routers and switches, the L4940V5 supports reliable operations by maintaining consistent voltage levels, critical for data integrity and continuous connectivity.
- Automotive Applications: Applied in automotive electronics where constant voltage is crucial for sensor and dashboard functionality.
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