About us Contact Us Submit BOM
RFQs(0)
English
Close Menu
View All

Please refer to the English Version as our Official Version.Return

Europe
France(Français) Germany(Deutsch) Italy(Italia) Russian(русский) Poland(polski) Czech(Čeština) Luxembourg(Lëtzebuergesch) Netherlands(Nederland) Iceland(íslenska) Hungarian(Magyarország) Spain(español) Portugal(Português) Turkey(Türk dili) Bulgaria(Български език) Ukraine(Україна) Greece(Ελλάδα) Israel(עִבְרִית) Sweden(Svenska) Finland(Svenska) Finland(Suomi) Romania(românesc) Moldova(românesc) Slovakia(Slovenská) Denmark(Dansk) Slovenia(Slovenija) Slovenia(Hrvatska) Croatia(Hrvatska) Serbia(Hrvatska) Montenegro(Hrvatska) Bosnia and Herzegovina(Hrvatska) Lithuania(lietuvių) Spain(Português) Switzerland(Deutsch) United Kingdom(English)
Asia/Pacific
Japan(日本語) Korea(한국의) Thailand(ภาษาไทย) Malaysia(Melayu) Singapore(Melayu) Vietnam(Tiếng Việt) Philippines(Pilipino)
Africa, India and Middle East
United Arab Emirates(العربية) Iran(فارسی) Tajikistan(فارسی) India(हिंदी) Madagascar(malaɡasʲ)
South America / Oceania
New Zealand(Maori) Brazil(Português) Angola(Português) Mozambique(Português)
North America
United States(English) Canada(English) Haiti(Ayiti) Mexico(español)
HomeProductsIntegrated Circuits (ICs)PMIC - Power Distribution Switches, Load DriversUDK2559EB
UDK2559EB Image
UDK2559EB Image - 1
Image may be representation.
See specifications for product details.
Share
 Favorite
EXPRESS OPTION
Payment method

UDK2559EB - Allegro MicroSystems

Manufacturer Part Number
UDK2559EB
Manufacturer
Allegro MicroSystems
Allelco Part Number
32D-UDK2559EB
Warranty
1 Year Allelco Warranty - Find out more
Parts Description
IC PWR DRIVER BIPOLAR 1:1 28PLCC
Package
28-PLCC (11.51x11.51)
Data sheet
1.UDK2559EB.pdf ...

Datasheets

2559.pdf
Compare
Our certification
In stock: 8770

Required fields are indicated by an asterisk (*)
Please send RFQ, we will respond immediately.

Quantity
EXPRESS OPTION
Payment method
Our certification

Specifications

UDK2559EB Tech Specifications
Allegro MicroSystems - UDK2559EB technical specifications, attributes, parameters and parts with similar specifications to Allegro MicroSystems - UDK2559EB

Product Attribute Attribute Value  
Manufacturer Allegro MicroSystems  
Voltage - Supply (Vcc/Vdd) 4.75V ~ 5.25V  
Voltage - Load 60V (Max)  
Switch Type General Purpose  
Supplier Device Package 28-PLCC (11.51x11.51)  
Series -  
Rds On (Typ) -  
Ratio - Input:Output 1:1  
Package / Case 28-LCC (J-Lead)  
Package Tube  
Output Type Bipolar  
Product Attribute Attribute Value  
Output Configuration Low Side  
Operating Temperature -40°C ~ 125°C (TA)  
Number of Outputs 4  
Mounting Type Surface Mount  
Interface On/Off  
Input Type Non-Inverting  
Features -  
Fault Protection Current Limiting (Fixed), Over Temperature  
Current - Output (Max) 700mA  
Base Product Number UDK2559  

Environmental & Export Classifications

ATTRIBUTE DESCRIPTION
RoHs Status RoHS non-compliant
Moisture Sensitivity Level (MSL) 3 (168 Hours)
REACH Status REACH Unaffected
ECCN EAR99
HTSUS 8542.39.0001

Parts Introduction

Manufacturer Part Number

UDK2559EB

Manufacturer

Allegro MicroSystems

Introduction

Allegro MicroSystems UDK2559EB is a high-power, low-side quad power distribution switch with overcurrent and overtemperature protection.

Product Features and Performance

Quad power distribution switch

High output current capability up to 700mA per channel

Wide input voltage range of 4.75V to 5.25V

On/Off interface control

Integrated current limiting and overtemperature protection

Operates across a wide temperature range of -40°C to 125°C

Product Advantages

Robust overcurrent and overtemperature protection

High output current for demanding applications

Wide operating voltage and temperature range

Compact 28-PLCC package

Key Technical Parameters

Output Current (Max): 700mA per channel

Input Voltage: 4.75V to 5.25V

Operating Temperature: -40°C to 125°C

Package: 28-PLCC (11.51x11.51)

Quality and Safety Features

RoHS non-compliant

Integrated current limiting and overtemperature protection

Compatibility

The UDK2559EB is compatible with a variety of electronic systems and devices that require high-power, low-side switching with overcurrent and overtemperature protection.

Application Areas

Automotive electronics

Industrial control systems

Power management in consumer electronics

General-purpose power distribution and load switching

Product Lifecycle

The UDK2559EB is an active product and is not nearing discontinuation. Replacement or upgrade options may be available from Allegro MicroSystems or other manufacturers.

Key Reasons to Choose This Product

Robust overcurrent and overtemperature protection for reliable operation

High output current capability for demanding applications

Wide operating voltage and temperature range for design flexibility

Compact 28-PLCC package for space-constrained designs

Integrated solution reduces the need for additional protection components

Parts with Similar Specifications

The three parts on the right have similar specifications to Allegro MicroSystems UDK2559EB

Product Attribute UDK2559EBTR-T UDK2559EBTR UDK2559B UDK2559LB
Part Number UDK2559EBTR-T UDK2559EBTR UDK2559B UDK2559LB
Manufacturer Allegro MicroSystems Allegro MicroSystems Allegro MicroSystems Allegro MicroSystems
Switch Type - - - -
Voltage - Supply (Vcc/Vdd) - - - -
Fault Protection - - - -
Supplier Device Package - 196-NFBGA (12x12) 16-PDIP 64-VQFN (9x9)
Input Type - - - Differential
Series - - - -
Package / Case - 196-LFBGA 16-DIP (0.300', 7.62mm) 64-VFQFN Exposed Pad
Voltage - Load - - - -
Ratio - Input:Output - - - -
Rds On (Typ) - - - -
Number of Outputs - - - -
Current - Output (Max) - - - -
Output Configuration - - - -
Mounting Type - Surface Mount Through Hole Surface Mount
Operating Temperature - -40°C ~ 85°C 0°C ~ 70°C -40°C ~ 85°C
Interface - - - -
Base Product Number - DAC34H84 MAX500 ADS62P42
Features - - - Simultaneous Sampling
Output Type - Current - Unbuffered Voltage - Buffered -
Package - Tape & Reel (TR) Tube Tape & Reel (TR)

UDK2559EB Datasheet PDF

Download UDK2559EB pdf datasheets and Allegro MicroSystems documentation for UDK2559EB - Allegro MicroSystems.

Datasheets
2559.pdf
PCN Packaging
Tape Change 27/Jan/2023.pdf

Customers Also Interested in

Recommended Products

Customer Reviews

Evaluation: 10 Articles

  • Jess***Jones
    Apr 17, 2026

    It offers good value for the price, and the specifications match the description. I’ve been using it for two days with no issues, and I’ll definitely buy it again if I need it in the future.

  • Mich***Smith
    Apr 17, 2026

    Shipping was on time, the component pins are neatly aligned, and I tested 10 of them with a multimeter—all readings were within the specified range. Highly recommended.

  • Aman***arris
    Apr 3, 2026

    It was great—the entire process, from placing the order to receiving the package, went very smoothly. The components were consistent, the price was fair, and I had a very pleasant shopping experience.

  • Mike***nch
    Apr 3, 2026

    Better than expected! The resistance and capacitance readings were spot-on, and it passed the test on the first try. The service was reliable, and the packaging was thoughtful—I highly recommend it.

  • Daic***K.
    Mar 23, 2026

    Very good. No issue after long time testing.

  • Kevi***.
    Mar 17, 2026

    Fast switching and stable output. Very satisfied with this IC

  • Daou***hekebkeb
    Jun 16, 2024

    I had a great experience purchasing items from Allelcoelec, I recommend

  • Uri ***al
    Jun 19, 2024

    Good comunication,
    Transpnt regarding the process and price.

  • Yaqu***l Ali
    Jun 19, 2024

    Providing reasonable prices, regular follow-up of orders, providing accurate and regular invoices, timely delivery of goods, excellent customer service and providing original goods and best quality materials.

  • Lea ***
    Jun 19, 2024

    Morrey was very helpful and right on top of things!
    He replied quickly to my RFQ. He was very courteous and professional.

Write a Review

Your Email address will not be published.

Shipment

Delivery Time

In-stock items can be shipped within 24 hours. Some parts will be arranged for delivery within 1-2 days from the date all items arrive at our warehouse. And Allelco ships order once a day at about 17:00, except Sunday. Once the goods are shipped, the estimated delivery time depends on the shipping methods and Delivery destination. The table below shows are the logistic time for some common countries.

Delivery Cost

  1. Use your express account for shipment if you have one.
  2. Use our account for the shipment. Refer to the table below for the approximate charges.
(Different time frame / countries / package size has different price.)

Delivery Method

  1. Global Common Shipment by DHL / UPS / FedEx / TNT / EMS / SF we support.
  2. Others more shipping ways, please get in touch with your customer manager.

Common Countries Logistic Time Reference
Region Country Logistic Time(Day)
America United States 5
Brazil 7
Europe Germany 5
United Kingdom 4
Italy 5
Oceania Australia 6
New Zealand 5
Asia India 4
Japan 4
Middle East Israel 6
DHL & FedEx Shipment Charges Reference
Shipment charges(KG) Reference DHL(USD$)
0.00kg-1.00kg USD$30.00 - USD$60.00
1.00kg-2.00kg USD$40.00 - USD$80.00
2.00kg-3.00kg USD$50.00 - USD$100.00
Note:
The above table is for reference only. There may have some data bias for the uncontrollable factors.
Contact us if you have any questions.

Payment Support

The payment method can be chosen from the methods shown below: Wire Transfer (T/T, Bank Transfer), Western Union, Credit card, PayPal.

Your Faithful Supply Chain Partner -

Contact us if you have any questions.

  1. Phone
    +00852 9146 4856

Certifications & Memberships

View More
UDK2559EB Image

UDK2559EB

Allegro MicroSystems
32D-UDK2559EB

Want a better price? Add to Cart and Submit RFQ now, we'll contact you immediately.

Allelco
About Us
History
Certifications
Recruitment
Policies
Terms & Conditions
Privacy Policy
Cookie Policy
Services
Order Tracking
Return & Replacement
Frequently Asked Questions
Contact Us
Order
Shipping & Delivering
Payment Methods
My Account
The BlogsHot PartsChange LanguageNewsSite map
Contact Us
Headquarters Address:
Room C 13/F Harvard Commercial Building
105-111 Thomson Road Wan Chai
HongKong
Service Tel: +852-91464856
Service Email: info@allelco.com
Follow us
Copyright © 2012-2025 AllelcoElec.com. All rights reserved.
0 RFQ
Shopping cart (0 Items)
It is empty.
Submit RFQ
Compare List (0 Items)
It is empty.
Feedback

Your feedback matters! At Allelco, we value the user experience and strive to improve it constantly.
Please share your comments with us via our feedback form, and we'll respond promptly.
Thank you for choosing Allelco.

Subject
E-mail
Comments
Captcha
Drag or click to upload file
Upload File
types: .xls, .xlsx, .doc, .docx, .jpg, .png and .pdf.
Max file size: 10MB