Welcome Here  Shenzhen Mingjiada Electronics Co., Ltd.

The NCP1252ADR2G controller offers everything needed to build cost− effective and reliable ac−dc switching supplies dedicated to ATX power supplies. Thanks to the use of an internally fixed timer, NCP1252ADR2G detects an output overload without relying on the auxiliary Vcc. A Brown−Out input offers protection against low input voltages and improves the converter safety. Finally a SOIC−8 package saves PCB space and represents a solution of choice in cost sensitive project.

Features

• Peak Current Mode Control

• Adjustable Switching Frequency up to 500 kHz

• Jittering Frequency ±5% of the Switching Frequency

• Latched Primary Over Current Protection with 10 ms Fixed Delay

• Delay Extended to 150 ms in E Version

• Delayed Operation Upon Start−up via an Internal Fixed Timer (A, B and C versions only)

• Adjustable Soft−start Timer

• Auto−recovery Brown−Out Detection

• UC384X−like UVLO Thresholds

• Vcc Range from 9 V to 28 V with Auto−recovery UVLO

• Internal 160 ns Leading Edge Blanking

• Adjustable Internal Ramp Compensation

• +500 mA / –800 mA Source / Sink Capability

• Maximum 50% Duty Cycle: A Version

• Maximum 80% Duty Cycle: B Version

• Maximum 65% Duty Cycle: C Version

• Maximum 47.5% Duty Cycle: D & E Versions

• Ready for Updated No Load Regulation Specifications

• SOIC−8 and PDIP−8 Packages

• These are Pb−Free Devices

Typical Applications

• Power Supplies for PC Silver Boxes, Games Adapter

• Flyback and Forward Converter

• 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.