ST L5991
ST L5991

ST L5991

Manufacturer No:

L5991

Manufacturer:

ST

Package:

16-DIP (0.300, 7.62mm)

Description:

16 Terminations 10V~20V 16 Pin L5991 AC to DC power converter 1 Outputs Up to 1MHz

User Guide

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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.

MEANS OF PAYMENT

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RFQ (REQUEST FOR QUOTATIONS)

Please ensure the part numbers and quantities are accurate and complete when submitting your RFQ.
Provide target prices and acceptable alternatives, if any, to speed up the quotation process.

IMPORTANT NOTICE

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

Step1:Prepare product

Step2:Desiccant Protection

Step2:Desiccant Protection

Step3:Vacuum Packaging

Step3:Vacuum Packaging

Step4:Individual Package

Step4:Individual Package

Step5:Anti-collision Filling

Step5:Anti-collision Filling

Step6:Packaging Box

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.

SHIPPING METHOD

Currently, our products are shipped through DHL, FedEx, SF, and UPS.

DELIVERY TIME

1. 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.

L5991 Information

ST L5991 technical specifications, attributes, parameters and parts with similar specifications to ST L5991.

  • Type
  • Parameter
  • Lifecycle Status
  • ACTIVE (Last Updated: 8 months ago)
  • Mounting Type
  • Through Hole
  • Package / Case
  • 16-DIP (0.300, 7.62mm)
  • Surface Mount
  • NO
  • Number of Pins
  • 16
  • Operating Temperature
  • -40°C~150°C TJ
  • Packaging
  • Tube
  • JESD-609 Code
  • e4
  • Part Status
  • Obsolete
  • Moisture Sensitivity Level (MSL)
  • 1 (Unlimited)
  • Type
  • Parameter
  • Number of Terminations
  • 16
  • ECCN Code
  • EAR99
  • Terminal Finish
  • Nickel/Palladium/Gold (Ni/Pd/Au)
  • Subcategory
  • Switching Regulator or Controllers
  • Technology
  • BCDMOS
  • Terminal Position
  • DUAL
  • Number of Functions
  • 1
  • Terminal Pitch
  • 2.54mm
  • Base Part Number
  • L5991
  • Pin Count
  • 16

Download datasheets and manufacturer documentation for ST L5991.

L5991 Overview


An embedded ac to dc converter is included in 16-DIP (0.300, 7.62mm) package.Tube case is available for the ac dc converter.Through Hole mounts this AC/DC converter.The ac dc converter needs to be operated at -40°C~150°C TJ °C in order to perform.The AC DC converter utilizes a type SWITCHING CONTROLLER analog IC.There is Up to 1MHz switching frequency.Supply voltage (Vcc/Vdd) does not need to exceed 10V~20V .As a result, it has a total of 16 terminations.In this ac/dc converter, there are 16 pins.There are 16 pins in total.If you select the L5991 family, you will be able to search similar acdc converters.A total of 1 outputs are available for processing.The ac to dc conversions can be found in Switching Regulator or Controllers .1.5A is set as the output current.It produces a voltage of 5.075V .When the supply voltage is 20V , the interface IC may conduct.This frequency reaches a maximum of 1MHz .

L5991 Features


Packaged with 16-DIP (0.300, 7.62mm)
Switching Frequency at Up to 1MHz
With 16 pins
Output Current at 1.5A
Operating Supply Voltage at the range of 20V


L5991 Applications


There are a lot of STMicroelectronics
L5991 AC DC Converters applications.


  • Linear Adapter Replacements
  • Chargers for cell/cordless phones
  • PDAs
  • MP3
  • Portable audio
  • Adapters
  • Networking
  • Battery Chargers
  • Power Adaptors
  • Standby Power Supplies

In Stock :Available

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Shipping & Availability

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Shipped from:HK Warehouse
Expected Shipping:Mon, Mar 30 - Tue, Mar 31, 2026
Date Code:Within 2 Years

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