ST L4943
Manufacturer No:
L4943
Manufacturer:
ST
Package:
Multiwatt-15 (Vertical, Bent and Staggered Leads)
Description:
Converter, Car Audio System 3V~11V NOT SPECIFIED Cel ZIG-ZAG Specialized Voltage Regulator -40°C~85°C L4943 15 Pins 15 Terminations Multiwatt-15 (Vertical, Bent and Staggered Leads)
Quantity:
In Stock :3136
Looking for price or availability? Send us an RFQ and our sales team will respond quickly.
Shipping & Availability
Fast worldwide shipping via DHL, FedEx, UPS, and EMS.
Shipped from：HK Warehouse
Expected Shipping：Sat, Jun 6 - Sun, Jun 7, 2026
Lead Time：Inquire about availability
Date Code：Within 2 Years
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PURCHASE
Please verify all part numbers, quantities, and packaging preferences before placing your order. If substitutions are acceptable, please indicate this clearly. For time-sensitive projects, confirm estimated delivery dates and stock availability in advance. Once submitted, changes or cancellations may not be possible, especially for items marked as non-cancellable/non-returnable (NCNR). For international shipments, please ensure all import documentation is complete and accurate to avoid delays.
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Quotations are subject to stock availability and may vary with market conditions. Prices and lead times are not guaranteed until a purchase order is confirmed. Ensure your contact details are correct to avoid delays in response.
Step1：Prepare product
Step2：Desiccant Protection
Step3：Vacuum Packaging
Step4：Individual Package
Step5：Anti-collision Filling
Step6：Packaging Box
SHIPPING COST
1. Shipping starts at $40, but some countries will exceed $40. For example (South Africa, Brazil, India, Pakistan, Israel, etc.).
2. Some specific products need to reach the minimum order quantity.
3. It may cost additional remote fees for delivery if you are in a remote area.
Currently, our products are shipped through DHL, FedEx, SF, and UPS.
DELIVERY TIME1. Once the goods are shipped, estimated delivery time depends on the shipping methods you chose: FedEx International, 5-7 business days.
2. For in-stock parts, orders normally could be shipped out within 1-2days.
L4943 Information
ST L4943 technical specifications, attributes, parameters and parts with similar specifications to ST L4943.
- Type
- Parameter
- Mount
- Through Hole
- Mounting Type
- Through Hole
- Package / Case
- Multiwatt-15 (Vertical, Bent and Staggered Leads)
- Number of Pins
- 15
- Operating Temperature
- -40°C~85°C
- Packaging
- Tube
- JESD-609 Code
- e0
- Part Status
- Obsolete
- Moisture Sensitivity Level (MSL)
- 3 (168 Hours)
- Number of Terminations
- 15
- Type
- Parameter
- ECCN Code
- EAR99
- Terminal Finish
- TIN LEAD
- Applications
- Converter, Car Audio System
- Max Power Dissipation
- 33W
- Terminal Position
- ZIG-ZAG
- Peak Reflow Temperature (Cel)
- NOT SPECIFIED
- Number of Functions
- 1
- Time@Peak Reflow Temperature-Max (s)
- NOT SPECIFIED
- Base Part Number
- L4943
- Pin Count
- 15
Download datasheets and manufacturer documentation for ST L4943.
Datasheets:
L4943 Overview
There are a total of 3 outputs supported by the voltage regulator. The rectifier regulator is packaged in Multiwatt-15 (Vertical, Bent and Staggered Leads) for ease of transportation. In Tube package, ready for shipping. The general voltage output of this power supply regulator is 3V~11V. Through Hole Universal mount allows for easy adaptation. The shunt regulator is intended for use in applications such as Converter, Car Audio System and others. It is recommended that the operating temperature be set to -40°C~85°C in order to prevent malfunctions. The input voltage for this external regulator is designed to be 11V~18V. It is possible to find 15terminals on the voltage regulator. The rectifier regulator's pinout begins with 15pins. Search L4943 to find more pin-to-pin solutions. A Through Hole is provided for mounting on PCBs or other boards. There are 15 pins on the power regulator. There should be 500mA output from the electrical regulator at the moment. A voltage greater than -600mVis required for this rectifier regulator. There is a quiescent current of 25mA in this alternator regulator.
L4943 Features
Widely used in Converter, Car Audio System applications
L4943 Applications
There are a lot of STMicroelectronics
L4943 Specialized Voltage Regulators applications.
- Notebook/Desktop/Server
- Telecom/Datacom
- GSM Base Station
- LCD-TV/PDP-TV
- Copier/Printer
- Set-Top Box
- DDR Vooo and V? Voltage Generation
- PC Dual Power Supply
- Server DDR Power
- Desktop Computer
AIChipLink – Your Trusted Electronic Components Distributor
12.28 M
Listed Part Number
3,000+
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In-stock SKU
15,000+
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