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High-performance power management for modern devices

ISO14001 ISO9001 DUNS

Brands: Onsemi

Mfr.Part #: NCP1252ADR2G

Datasheet: NCP1252ADR2G Datasheet (PDF)

Package/Case: SOIC-8

RoHS Status:

Stock Condition: 2,114 pcs, New Original

Product Type: AC DC Converters, Offline Switches

Warranty: 1 Year Ovaga Warranty - Find Out More


*All prices are in USD

Qty Unit Price Ext Price
5 $0.306 $1.530
50 $0.245 $12.250
150 $0.215 $32.250
500 $0.189 $94.500
2500 $0.159 $397.500
5000 $0.154 $770.000

In Stock: 2,114 PCS

- +

Quick Quote

Please submit RFQ for NCP1252ADR2G or email to us: Email: [email protected], we will contact you within 12 hours.

NCP1252ADR2G General Description

Designed for offline flyback converters, the NCP1252ADR2G is a highly integrated PWM controller with a wide input voltage range, making it suitable for diverse applications such as auxiliary power supplies and battery chargers. Its built-in 700V MOSFET allows it to efficiently handle high input voltages, while integrated protection features like OVP, OCP, and OTP ensure system reliability. Operating on a fixed frequency peak current mode control scheme, this device provides precise regulation and stable operation. The compact SOIC-7 package enhances thermal performance and facilitates PCB layout, offering designers an efficient and reliable power supply solution in a space-saving form factor



  • The NCP1252ADR2G has a high level of integration for space savings.
  • This reduces component count and simplifies PCB design.


  • Reliable performance
  • Low-power consumption
  • Easy to implement


Parameter Value Parameter Value
Status Active Compliance PbAHP
Package Type SOIC-8 Case Outline 751-07
MSL Type 1 MSL Temp (°C) 260
Container Type REEL Container Qty. 2500
ON Target Y Topology Forward
Control Mode Current Mode fsw Typ (kHz) Up to 500
Stand-by Mode Yes UVLO (V) 9 to 10
Short Circuit Protection Yes Latch Yes
Soft Start Yes VCC Max (V) 28
Drive Cap. (mA) 500 / 800


Shipping Type Ship Fee Lead Time
DHL DHL $20.00-$40.00 (0.50 KG) 2-5 days
Fedex Fedex $20.00-$40.00 (0.50 KG) 2-5 days
UPS UPS $20.00-$40.00 (0.50 KG) 2-5 days
TNT TNT $20.00-$40.00 (0.50 KG) 2-5 days
EMS EMS $20.00-$40.00 (0.50 KG) 2-5 days
REGISTERED AIR MAIL REGISTERED AIR MAIL $20.00-$40.00 (0.50 KG) 2-5 days

Processing Time:Shipping fee depend on different zone and country.


Terms of payment Hand Fee
Wire Transfer Wire Transfer charge US$30.00 banking fee.
Paypal Paypal charge 4.5% service fee.
Credit Card Credit Card charge 3.5% service fee.
Western Union Western Union charge US.00 banking fee.
Money Gram Money Gram charge US$0.00 banking fee.


1.The electronic components you purchase include 365 Days Warranty, We guarantee product quality.

2.If some of the items you received aren't of perfect quality, we would resiponsibly arrange your refund or replacement. But the items must remain their orginal condition.


  • Product

    Step1 :Product

  • Vacuum packaging

    Step2 :Vacuum packaging

  • Anti-static bag

    Step3 :Anti-static bag

  • Individual packaging

    Step4 :Individual packaging

  • Packaging boxes

    Step5 :Packaging boxes

  • bar-code shipping tag

    Step6 :bar-code shipping tag

All the products will packing in anti-staticbag. Ship with ESD antistatic protection.

Outside ESD packing’s lable will use ourcompany’s information: Part Mumber, Brand and Quantity.

We will inspect all the goods before shipment,ensure all the products at good condition and ensure the parts are new originalmatch datasheet.

After all the goods are ensure no problems afterpacking, we will packing safely and send by global express. It exhibitsexcellent puncture and tear resistance along with good seal integrity.

  • ESD
  • ESD

Part points

  • The NCP1252ADR2G chip is a controller designed for switch mode power supplies, specifically used in battery chargers, adapters, and auxiliary power supplies. It operates in continuous conduction mode and provides features like high-voltage startup, regulating output voltage, and protection mechanisms like overvoltage and overcurrent protection. With its integrated features and compact size, it enables efficient power management in various applications.
  • Equivalent

    Some equivalent products of the NCP1252ADR2G chip are: TNY253PN, FAN7529M, LNK305DG, TEA1623AT, and UCC28630DR.
  • Features

    The NCP1252ADR2G is a highly integrated PWM controller IC. Its main features include universal input voltage operation, constant voltage/constant current operation, frequency jittering for low EMI, integrated high voltage startup circuit, comprehensive set of protection features, along with overcurrent protection, and overtemperature protection.
  • Pinout

    The NCP1252ADR2G is a controller IC with a pin count of 8. It is designed for switching power supplies and has functions like internal high-voltage start-up, pulse frequency modulation, constant voltage or constant current control, and comprehensive protection features for overvoltage, overcurrent, and overtemperature.
  • Manufacturer

    The manufacturer of the NCP1252ADR2G is ON Semiconductor. ON Semiconductor is a multinational semiconductor manufacturing company that specializes in power management, sensor, and connectivity solutions.
  • Application Field

    The NCP1252ADR2G is a PWM controller integrated circuit that is typically used in offline power supply applications, such as power adapters, USB charging portable devices, and small power supplies. It is designed to provide highly efficient and reliable power solutions for various electronic devices.
  • Package

    The NCP1252ADR2G chip is available in an SOIC-8 package type, which is a surface-mount package with eight leads. The chip has a form factor of 0.25 inches x 0.25 inches (6.35mm x 6.35mm).

Datasheet PDF

Preliminary Specification NCP1252ADR2G PDF Download

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