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HomeProductsIntegrated Circuits (ICs)PMIC - LED DriversA8504EECTR-T
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A8504EECTR-T - Allegro MicroSystems

Manufacturer Part Number
A8504EECTR-T
Manufacturer
Allegro MicroSystems
Allelco Part Number
32D-A8504EECTR-T
Warranty
1 Year Allelco Warranty - Find out more
Parts Description
IC LED DRVR RGLTR PWM 45MA 26QFN
Package
26-QFN/MLP (4x4)
Data sheet
1.A8504EECTR-T.pdf ...

PCN Obsolescence/ EOL

Cylindrical Battery Holders.pdf
RoHs Status
ROHS3 Compliant
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Specifications

A8504EECTR-T Tech Specifications
Allegro MicroSystems - A8504EECTR-T technical specifications, attributes, parameters and parts with similar specifications to Allegro MicroSystems - A8504EECTR-T

Product Attribute Attribute Value  
Manufacturer Allegro MicroSystems  
Voltage - Supply (Min) 4.2V  
Voltage - Supply (Max) 5.5V  
Voltage - Output -  
Type DC DC Regulator  
Topology Step-Up (Boost)  
Supplier Device Package 26-QFN/MLP (4x4)  
Series -  
Package / Case 26-WFQFN Exposed Pad  
Package Tape & Reel (TR)  
Product Attribute Attribute Value  
Operating Temperature -40°C ~ 85°C (TA)  
Number of Outputs 8  
Mounting Type Surface Mount  
Internal Switch(s) Yes  
Frequency 2MHz  
Dimming PWM  
Current - Output / Channel 45mA  
Base Product Number A8504  
Applications Backlight  

Environmental & Export Classifications

ATTRIBUTE DESCRIPTION
RoHs Status ROHS3 Compliant
Moisture Sensitivity Level (MSL) 2 (1 Year)
REACH Status REACH Unaffected
ECCN EAR99
HTSUS 8542.39.0001

Parts Introduction

Manufacturer Part Number

A8504EECTR-T

Manufacturer

allegro-microsystems

Introduction

The A8504EECTR-T is a high-efficiency, eight-channel, DC-DC step-up (boost) LED driver designed for driving high-brightness LED backlights in mobile devices, consumer electronics, and industrial applications. It features a wide input voltage range, constant-current regulation, and advanced dimming control.

Product Features and Performance

8 individually controlled constant-current output channels

Wide input voltage range: 4.2V to 5.5V

Output current per channel: up to 45mA

Switching frequency: 2MHz

PWM dimming capability

Internal power switch

Thermal shutdown protection

Product Advantages

Highly efficient power conversion

Small size and low profile package

Configurable output current per channel

Precise LED current regulation

Advanced dimming control

Key Reasons to Choose This Product

Optimized for LED backlight applications

Reliable and robust performance

Compact and space-saving design

Enhance brightness and color uniformity of LED displays

Quality and Safety Features

Integrated thermal shutdown protection

ESD protection

Robust and reliable design

Compatibility

Suitable for a variety of LED backlight applications in mobile devices, consumer electronics, and industrial equipment

Application Areas

LED backlight systems

Mobile device displays

LCD/OLED panel backlighting

Industrial and commercial lighting

Product Lifecycle

This product is now obsolete. There may be equivalent or alternative models available. Please contact our website's sales team for more information.

Parts with Similar Specifications

The three parts on the right have similar specifications to Allegro MicroSystems A8504EECTR-T

Product Attribute A8510GECTR-T A8507ELBTR-T A8507ELPTR-T A8512EETTR-T
Part Number A8510GECTR-T A8507ELBTR-T A8507ELPTR-T A8512EETTR-T
Manufacturer Allegro MicroSystems Allegro MicroSystems Allegro MicroSystems Allegro MicroSystems
Package / Case - 196-LFBGA 16-DIP (0.300', 7.62mm) 64-VFQFN Exposed Pad
Package - Tape & Reel (TR) Tube Tape & Reel (TR)
Dimming - - - -
Base Product Number - DAC34H84 MAX500 ADS62P42
Voltage - Output - - - -
Internal Switch(s) - - - -
Series - - - -
Applications - - - -
Voltage - Supply (Max) - - - -
Frequency - - - -
Operating Temperature - -40°C ~ 85°C 0°C ~ 70°C -40°C ~ 85°C
Number of Outputs - - - -
Type - - - -
Supplier Device Package - 196-NFBGA (12x12) 16-PDIP 64-VQFN (9x9)
Topology - - - -
Voltage - Supply (Min) - - - -
Mounting Type - Surface Mount Through Hole Surface Mount
Current - Output / Channel - - - -

A8504EECTR-T Datasheet PDF

Download A8504EECTR-T pdf datasheets and Allegro MicroSystems documentation for A8504EECTR-T - Allegro MicroSystems.

PCN Obsolescence/ EOL
Cylindrical Battery Holders.pdf
PCN Packaging
Tape Change 27/Jan/2023.pdf

Customers Also Interested in

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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.

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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

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A8504EECTR-T Image

A8504EECTR-T

Allegro MicroSystems
32D-A8504EECTR-T

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