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HomeProductsIntegrated Circuits (ICs)PMIC - LED DriversA8519KETTR-R
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A8519KETTR-R - Allegro MicroSystems

Manufacturer Part Number
A8519KETTR-R
Manufacturer
Allegro MicroSystems
Allelco Part Number
32D-A8519KETTR-R
Warranty
1 Year Allelco Warranty - Find out more
Parts Description
IC LED DRV RGLTR PWM 100MA 28QFN
Package
28-QFN-EP (5x5)
Data sheet
1.A8519KETTR-R.pdf ...

PCN Assembly/Origin

2.73KHz.pdf
RoHs Status
ROHS3 Compliant
Compare
Our certification
In stock: 18307
  • Unit Price: $3.275
  • Subtotal: $0.00

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

Quantity Unit Price Ext. Price
1+ $3.275 $3.28
200+ $1.268 $253.60
500+ $1.223 $611.50
1500+ $1.201 $1,801.50
The above prices does not include taxes and freight rates, which will be calculated on the order pages.
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Our certification

Specifications

A8519KETTR-R Tech Specifications
Allegro MicroSystems - A8519KETTR-R technical specifications, attributes, parameters and parts with similar specifications to Allegro MicroSystems - A8519KETTR-R

Product Attribute Attribute Value  
Manufacturer Allegro MicroSystems  
Voltage - Supply (Min) 4.5V  
Voltage - Supply (Max) 40V  
Voltage - Output 40V  
Type DC DC Regulator  
Topology Step-Up (Boost)  
Supplier Device Package 28-QFN-EP (5x5)  
Series Automotive, AEC-Q100  
Package / Case 28-VFQFN Exposed Pad  
Package Tape & Reel (TR)  
Product Attribute Attribute Value  
Operating Temperature -40°C ~ 125°C (TA)  
Number of Outputs 4  
Mounting Type Surface Mount  
Internal Switch(s) Yes  
Frequency 200kHz ~ 2.15MHz  
Dimming Analog, PWM  
Current - Output / Channel 100mA  
Base Product Number A8519  
Applications Automotive, 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

A8519KETTR-R

Manufacturer

Allegro Microsystems

Introduction

The A8519KETTR-R is a high-performance, integrated DC-DC regulator designed for LED backlight applications. It features a step-up (boost) topology with four independent constant-current output channels, allowing for precise control and brightness adjustment of multiple LED strings.

Product Features and Performance

Supports input voltages from 4.5V to 40V

Provides up to 40V output voltage

Delivers 100mA of constant current per output channel

Operates at a switching frequency between 200kHz and 2.15MHz

Supports both analog and PWM dimming for LED brightness control

Integrated power MOSFETs for efficient power conversion

Thermal shutdown and overcurrent protection

Product Advantages

Efficient and reliable power conversion for LED backlighting

Flexible configuration with four independent output channels

Supports a wide range of input and output voltage requirements

Precise LED current control for consistent brightness

Key Reasons to Choose This Product

Optimized for LED backlight applications in automotive and industrial environments

Robust design with advanced protection features for reliable operation

High efficiency and compact package size for space-constrained designs

Ease of use with integrated power management functionalities

Quality and Safety Features

Qualified to the AEC-Q100 automotive standard

Integrated thermal shutdown and overcurrent protection for safety

Compatibility

Suitable for a wide range of LED backlight applications, including displays, lighting, and control panels

Application Areas

Automotive infotainment systems

Industrial control panels and instrumentation

General LED backlight applications

Product Lifecycle

The A8519KETTR-R is an active product, and Allegro Microsystems actively supports this model. There are no known equivalent or alternative models available at this time. For the latest product information or to inquire about availability, please contact our website's sales team.

Parts with Similar Specifications

The three parts on the right have similar specifications to Allegro MicroSystems A8519KETTR-R

Product Attribute A8519KETTR-R-1 A8519KLPTR-T A8519KLPTR-T-1 A8516ELPTR-T
Part Number A8519KETTR-R-1 A8519KLPTR-T A8519KLPTR-T-1 A8516ELPTR-T
Manufacturer Allegro MicroSystems Allegro MicroSystems Allegro MicroSystems Allegro MicroSystems
Voltage - Output - - - -
Topology - - - -
Number of Outputs - - - -
Package / Case - 196-LFBGA 16-DIP (0.300', 7.62mm) 64-VFQFN Exposed Pad
Dimming - - - -
Operating Temperature - -40°C ~ 85°C 0°C ~ 70°C -40°C ~ 85°C
Package - Tape & Reel (TR) Tube Tape & Reel (TR)
Voltage - Supply (Max) - - - -
Internal Switch(s) - - - -
Supplier Device Package - 196-NFBGA (12x12) 16-PDIP 64-VQFN (9x9)
Mounting Type - Surface Mount Through Hole Surface Mount
Type - - - -
Voltage - Supply (Min) - - - -
Applications - - - -
Current - Output / Channel - - - -
Base Product Number - DAC34H84 MAX500 ADS62P42
Series - - - -
Frequency - - - -

A8519KETTR-R Datasheet PDF

Download A8519KETTR-R pdf datasheets and Allegro MicroSystems documentation for A8519KETTR-R - Allegro MicroSystems.

HTML Datasheet
Cylindrical Battery Holders.pdf
PCN Assembly/Origin
2.73KHz.pdf
PCN Packaging
Tape Change 27/Jan/2023.pdf

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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.

Write a Review

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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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A8519KETTR-R Image

A8519KETTR-R

Allegro MicroSystems
32D-A8519KETTR-R

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

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