Welcome Here  Shenzhen Mingjiada Electronics Co., Ltd.

ACT4751MQI101 is a programmable DC-to-DC buck converter with bias supply rails for microcontrollers or USB PD controllers.

Features

AEC-Q100 Grade 1: -40 to +125°C

CISPR 25 Class 3: PASS

Certified USB Fast Charger, Reference Designs

4.5 V to 40 V Operational Input Voltage

Programmable Output Voltage by I2C 3 V to 24 V in 12.5 mV Step

Programmable Output Current Limit4 A in 256 Step Resolution

450 kHz to 2.25 MHz Fixed-Frequency Current-Mode

Control with External Clock Sync, 100% Duty Operation,Stable with Low-cost MLCC

Out of AM Radio / Spread-Spectrum Operation

50 mΩ Integrated High-Side / Low-Side FETs

5 V / 350 mA Bias Buck Converter

20 mA AUX LDO, Programmable Output Voltage

I2C Interface, Fast-mode Plus (Fm+, 1 MHz) with Configurable Address

Protections:UVLO, OVP, UVP (Hiccup/Latch-off), OCP, TSD

Automotive, Side-wall-plating, 5 mm × 5 mm QFN Package

Applications

USB Fast Charger (PD 3.0 PPS)

Quick Charge 4, Quick Charge 4+, Quick Charge 3.0

High Power LED Lighting

• 1.Is the inventory and price seen on the platform accurate?

  A: all online goods on the shelves can be ordered online, but considering the large liquidity of spot inventory, it is not possible to achieve 100% accuracy at present. In case of any abnormality, you can contact our company online and give the corresponding solution.

• 2.Are all our products genuine?

  A: our self-supporting products are from cooperative domestic and foreign original factories or authorized agents, and the source can be traced to ensure the original and authentic products.

• 3.Can you provide the qualification certificate of the original factory or agent?

  A: at present, our self-employed brands TI，ST，ADI，NXP，LATTICE，CYPRESS，INFINEON，XILINX and other first-line brands. Other channels are the original factory and agency channels. If necessary, we can communicate and confirm according to the specific brand and model.

• 4.Can I make an inquiry through the company's website?

  A: You can inquire through the website, or by phone and email.

• 5.When can I deliver the goods after placing an order? How long will it take to get there?

  A: the delivery date is marked in most commodity information. You can estimate the delivery time of the commodity according to the delivery date. The specific arrival time depends on the warehouse where the commodity is located and the logistics mode you choose.

• 6.Can the company issue an invoice?

  A: you can issue ordinary invoices for individual users or special VAT invoices for enterprise users.