L4940V85
- Mfr.Part #
- L4940V85
- Manufacturer
- STMicroelectronics
- Package / Case
- TO-220-3
- Datasheet
- Download
- Description
- IC REG LINEAR 8.5V 1.5A TO220AB
- Stock
- 1,782
- In Stock :
- 1,782
Request A Quote(RFQ)
- * Fullname:
- * Company:
- * E-Mail:
- Phone:
- Comment:
- * Quantity:
- Manufacturer :
- STMicroelectronics
- Product Category :
- Voltage Regulators - Linear
- Input Bias Current :
- 4mA
- REACH SVHC :
- No SVHC
- Output Voltage 1 :
- 8.5V
- Quiescent Current :
- 8mA
- Number of Pins :
- 3
- Lifecycle Status :
- ACTIVE (Last Updated: 7 months ago)
- Mounting Type :
- Through Hole
- Mount :
- Through Hole
- Number of Functions :
- 1
- JESD-609 Code :
- e3
- PSRR :
- 68dB (120Hz)
- Voltage - Input (Max) :
- 17V
- Moisture Sensitivity Level (MSL) :
- 1 (Unlimited)
- Packaging :
- Tube
- Number of Outputs :
- 1
- Pin Count :
- 3
- Min Input Voltage :
- 7V
- Number of Regulators :
- 1
- Output Configuration :
- Positive
- Dropout Voltage :
- 500mV
- Min Output Voltage :
- 8.5V
- Output Voltage :
- 8.5V
- Terminal Position :
- Single
- Output Type :
- FIXED
- Voltage Dropout (Max) :
- 0.9V @ 1.5A
- Number of Terminations :
- 3
- Radiation Hardening :
- No
- Width :
- 4.6mm
- Terminal Finish :
- Matte Tin (Sn)
- ECCN Code :
- EAR99
- Factory Lead Time :
- 24 Weeks
- Base Part Number :
- L4940
- Operating Temperature :
- -40°C~150°C
- Package / Case :
- TO-220-3
- RoHS Status :
- ROHS3 Compliant
- Nominal Output Voltage :
- 8.5V
- Lead Free :
- Lead Free
- Height :
- 9.15mm
- Length :
- 10.4mm
- Terminal Pitch :
- 2.54mm
- Protection Features :
- Over Temperature, Reverse Polarity, Short Circuit
- Dropout Voltage1-Nom :
- 0.5V
- Max Output Current :
- 1.5A
- Current - Supply (Max) :
- 50mA
- Datasheets
- L4940V85

Voltage Regulators - Linear STMicroelectronics L4940V85 Overview
Introducing the L4940V85, an exceptional linear voltage regulator meticulously crafted by STMicroelectronics to meet the stringent demands of modern electronic systems. This integrated circuit epitomizes reliability, efficiency, and precision, offering steadfast regulation of 8.5V with a robust output current of 1.5A. Engineered for excellence, it is housed in a TO220AB package, ensuring optimal thermal dissipation and mechanical strength.
STMicroelectronics, a pioneer in semiconductor innovation, brings forth a remarkable solution for power management challenges. The L4940V85 promises uncompromised performance across various applications, making it an indispensable component in today's electronic landscape.
L4940V85 Features
- Stable Output Voltage: Delivers a regulated 8.5V output voltage with exceptional precision, ensuring consistent performance in diverse operating conditions.
- High Current Capability: Capable of supplying a continuous output current of up to 1.5A, facilitating robust and reliable power delivery for a wide range of applications.
- Low Dropout Voltage: Minimizes power dissipation and enhances energy efficiency, optimizing overall system performance.
- Thermal Protection: Incorporates thermal shutdown and current limit features to safeguard the device against excessive temperature and current surges, ensuring long-term reliability.
- Wide Input Voltage Range: Accommodates input voltages ranging from 10V to 35V, providing flexibility and compatibility with various power sources.
L4940V85 Applications
- Industrial Automation: The L4940V85 serves as a vital component in industrial automation systems, ensuring stable and precise voltage regulation for control circuits, sensors, and actuators. Its robust design and high current capability make it ideal for powering critical components in manufacturing plants and process control systems.
- Telecommunications: In telecommunications equipment such as routers, switches, and base stations, the L4940V85 plays a pivotal role in maintaining steady power supply to sensitive electronic components. Its low dropout voltage and thermal protection features make it a reliable choice for ensuring uninterrupted operation in demanding network environments.
- Embedded Systems: Embedded systems rely on the L4940V85 for efficient power management, enabling reliable operation of microcontrollers, sensors, and communication modules. Its compact form factor and wide input voltage range make it well-suited for integration into compact and power-sensitive applications such as IoT devices, medical instruments, and automotive electronics.
You may place an order without registering to Xinshop. We strongly recommend that you log in before purchasing as you can track your order at any time.
RFQ (Request for Quotations)It is recommended to send RFQ to get the latest prices and stock availability about the part.Our sales will reply to your inquiry within 24 hours.
Payment MethodFor your convenience, we accept multiple payment methods in USD, Such as:PayPal, Credit Card, and wire transfer.
IMPORTANT NOTICEYou may place an order without registering to 1. You'll receive an order confirmations by e-mail soon . (Please remember to check the spam box if you didn't hear from us). 2. Since stock availability and prices may change at any time, the sales will reconfirm the order details and update you at soonest time.
Most of our products are shipped via FEDEX,DHL,UPS and SF EXPRESS...
Shipping CostShipping Cost starts at $40, but some countries will exceed $40. For example (South Africa, Brazil, India, Pakistan, Israel, etc.).If customer have shipping account, we can make shipment under customer’s shipping account with freight collect directly.
The basic freight (for package ≤0.5 KG ) depends on the time zones and countries
Once the goods are shipped, estimated delivery time depends on the shipping methods you chose. You can track it by the tracking no.
















