onsemi Unveils New High Power Totem Pole PFC Controller Meeting Challenging Efficiency Standard

PHOENIX – March 21, 2022onsemi (Nasdaq: ON), a leader in intelligent power and sensing technologies, introduced its latest mixed-signal controller dedicated to bridgeless totem pole PFC (TP PFC) topology. The NCP1681 targets ultra-high density offline power supplies. Building upon the success of the NCP1680, which is suited for designs up to 350 W, the new controller extends the power capability into the kilowatt range.

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2021 PowerBest award for NCP1680 PFC Controller

Phoenix, Ariz. – Feb.14, 2022 onsemi (Nasdaq: ON), a leader in intelligent power and sensing technologies, is pleased to announce that the market-leading NCP1680 critical conduction mode (CrM) bridgeless totem pole power factor correction (PFC) controller has been awarded a PowerBest award by Electronic Design. These awards include a very limited number of electronic power products that help engineers create winning designs and celebrate the people who helped make them possible, despite (another) incredibly challenging year in 2021.

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Industry Leading Ultra-High PSRR LDO Regulators

PCIM 2018 – Hall 9 Booth #342 - Nuremberg, Germany. – 04 June 2018 – ON Semiconductor (Nasdaq: ON), driving energy efficient innovations, has announced a new range of ultra-low noise LDO regulators with the industry’s best power supply rejection ratio (PSRR), enabling better performance in noise sensitive analog designs. The new NCP16x series, along with the AEC-Q100 qualified NCV81x automotive variants, delivers improved performance in applications such as automotive ADAS image sensor modules, portable devices and wireless applications – including 802.11ad WiGig, Bluetooth and WLAN.

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Related Products:  NCP160  NCP161  NCP163  NCP167 


Smallest 65W USB-PD Adapter Solution

APEC 2018 – Booth #601- San Antonio, Texas.– March 5 , 2018 – ON Semiconductor (Nasdaq: ON), driving energy efficient innovations, has introduced a new solution for world class, high-density power adapters for notebooks, tablets, and other portable devices that require compatibility with the USB Power Delivery (USB PD) or Qualcomm Quick Charge™ specifications.The solution, which includes multiple patents pending, comprises the NCP1568 active clamp flyback (ACF) controller and a corresponding high-speed, half-bridge driver – the NCP51530. This results in a 65W USB-PD compliant adapter with a 30W/in^3 power density while operating at 94.5% peak efficiency.

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New High Efficiency Controller Solutions for LED Lighting

APEC 2018 – Booth #601- San Antonio, Texas. – March 5, 2018 – ON Semiconductor (Nasdaq: ON), driving energy efficient innovations, has announced two new QR PSR PWM controllers for LED lighting with Power Factor Control (PFC) function. The dimmable NCL30386 and the non-dimmable NCL30388 provide market-leading options for designers of LED lighting units such as luminaires used in office and industrial building applications.


PCIM 2017 – Hall 9, Booth #342 – Nuremberg, Germany – May 15, 2017 – ON Semiconductor (Nasdaq: ON), driving energy efficient innovations, has introduced an advanced synchronous rectifier (SR) controller optimized for LLC resonant converter topologies. The FAN6248 requires minimal additional components, delivers high efficiency, eases thermal management, improves overall system reliability, and simplifies the design of LLC power supplies.

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High voltage switching regulator for offline SMPS
Integrated Switching Regulators for Offline Power Converters

PHOENIX, Ariz. – July 28, 2014 – ON Semiconductor (Nasdaq: ONNN), driving energy efficient innovations, has added three new current mode, fixed frequency switching regulators to its expansive power management product portfolio. Targeted at use in compact, high reliability offline AC-DC switched-mode power supplies, the NCP1129, NCP1126, and NCP1124 incorporate an avalanche-rated 650 volt (V) MOSFET and frequency foldback along with skip mode that improve the light load and standby efficiency, meeting the ENERGY STAR® EPS 2.0 Standard.

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Related Product:  NCP1129 


NCP1565 dual-mode active clamp PWM controller image
New PFC and PWM Controllers to be Demonstrated at APEC

Applied Power Electronics Conference (APEC) – Booth 806 – FORT WORTH, Texas – March 17, 2014 – ON Semiconductor (Nasdaq: ONNN), driving energy efficient innovations, will be demonstrating its latest integrated controllers at this year’s APEC in Fort Worth, Texas, March 16 - 20. The show, which is the premier North American event focusing on applied power electronics, provides the ideal forum for ON Semiconductor to showcase its broad portfolio of devices that help enable the design of efficient, safe, and cost-effective power electronics across multiple sectors including networking, computing, consumer and portable electronics, white goods, and solid state lighting.

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Related Product:  NCP1565 


ON Semiconductor Addresses Modern Power Design Challenges
ON Semiconductor Addresses Modern Power Design Challenges

Cutting-edge digital AC-DC PWM controllers, motor drivers and IGBTs to be demonstrated by the company at industry’s premier power electronics show

Applied Power Electronics Conference (APEC) – LONG BEACH, Calif. – March 18, 2013 – ON Semiconductor (Nasdaq: ONNN), driving innovation in energy efficiency, will showcase its latest power efficient product advances at APEC 2013, March 17 - 21, 2013, in Long Beach, California. The new devices are designed for boosting performance and simplifying the design of offline power supplies, AC lighting infrastructure and motor control systems.

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Related Product:  NCP1937 


fixed frequency pulse width modulation (PWM) current mode controllers
ON Semiconductor Expands Energy Efficient Solutions for Home Electronics with New Series of High Performance PWM Controllers

Applied Power Electronics Conference (APEC), FORT WORTH, Texas. – Booth 419 – March 07, 2011 – ON Semiconductor (Nasdaq: ONNN), a premier supplier of high performance silicon solutions for energy efficient electronics has expanded its portfolio of ac-dc power solutions for home electronics with the introduction of  the NCP1234 and NCP1236 family of fixed frequency pulse width modulation (PWM) current mode controllers. These solutions are targeted at ac-dc adapter applications for laptop/notebook computers, LCD displays, printers and household consumer electronics.

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Related Products:  NCP1234  NCP1236 


NCP61xx family of integrated controllers
Platform Solutions for Next Generation Computing Products

New CPU power management and high-speed interface solutions are optimized to support the upcoming 2nd Generation Intel® Core™ Processor Family (Codename Sandy Bridge)

Intel Developer Forum (IDF) – SAN FRANCISCO, Calif. – Sept. 14, 2010 – ON Semiconductor (Nasdaq: ONNN), a premier supplier of high performance, energy efficient silicon solutions for green electronics, has launched a portfolio of products that simplify and speed the design of computing platforms – including those built around the upcoming 2nd Generation Intel® Core™ Processor Family (Codename Sandy Bridge). The new products include high efficiency power management devices and advanced ICs for implementing high-bandwidth communication interfaces while reducing power consumption and saving board space.

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Related Product:  NCP6151 


first in a family of high speed switches targeting the high bandwidth, low power requirements of the computing interfaces
Platform Solutions for Next Generation Computing Products

New CPU power management and high-speed interface solutions are optimized to support the upcoming 2nd Generation Intel® Core™ Processor Family (Codename Sandy Bridge)

Intel Developer Forum (IDF) – SAN FRANCISCO, Calif. – Sept. 14, 2010 – ON Semiconductor (Nasdaq: ONNN), a premier supplier of high performance, energy efficient silicon solutions for green electronics, has launched a portfolio of products that simplify and speed the design of computing platforms – including those built around the upcoming 2nd Generation Intel® Core™ Processor Family (Codename Sandy Bridge). The new products include high efficiency power management devices and advanced ICs for implementing high-bandwidth communication interfaces while reducing power consumption and saving board space.

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Related Products:  NS3L500  NCN2612 


CP1910 high performance combo controller
Platform Solutions for Next Generation Computing Products

New CPU power management and high-speed interface solutions are optimized to support the upcoming 2nd Generation Intel® Core™ Processor Family (Codename Sandy Bridge)

Intel Developer Forum (IDF) – SAN FRANCISCO, Calif. – Sept. 14, 2010 – ON Semiconductor (Nasdaq: ONNN), a premier supplier of high performance, energy efficient silicon solutions for green electronics, has launched a portfolio of products that simplify and speed the design of computing platforms – including those built around the upcoming 2nd Generation Intel® Core™ Processor Family (Codename Sandy Bridge). The new products include high efficiency power management devices and advanced ICs for implementing high-bandwidth communication interfaces while reducing power consumption and saving board space.

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Related Product:  NCP1910 


High Side Voltage Regulation (HSVR) MOSFETs
Platform Solutions for Next Generation Computing Products

New CPU power management and high-speed interface solutions are optimized to support the upcoming 2nd Generation Intel® Core™ Processor Family (Codename Sandy Bridge)

Intel Developer Forum (IDF) – SAN FRANCISCO, Calif. – Sept. 14, 2010 – ON Semiconductor (Nasdaq: ONNN), a premier supplier of high performance, energy efficient silicon solutions for green electronics, has launched a portfolio of products that simplify and speed the design of computing platforms – including those built around the upcoming 2nd Generation Intel® Core™ Processor Family (Codename Sandy Bridge). The new products include high efficiency power management devices and advanced ICs for implementing high-bandwidth communication interfaces while reducing power consumption and saving board space.

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synchronous rectification controller and driver integrated circuits (ICs)
ON Semiconductor Introduces Energy Efficient Synchronous Rectification Drivers for Computing and Consumer Applications

Highly integrated, feature-rich devices raise power efficiency levels in SMPS designs

PHOENIX, Ariz. – May 3, 2010 – ON Semiconductor (Nasdaq: ONNN) a premier supplier of high performance, energy efficient silicon solutions for green electronics has expanded its portfolio of products to support next generation power system design. The NCP4303A and NCP4303B are full featured synchronous rectification controller and driver integrated circuits (ICs) targeted at use in Switch Mode Power Supplies (SMPS) for applications such as ATX power supplies, flat screen televisions, high power AC-DC adapters, and gaming consoles. Their unique features provide an efficient and flexible solution for secondary side rectification in SMPS.

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Related Product:  NCP4303 


Fixed-Frequency Current-Mode Controller
ON Semiconductor Introduces Fixed-Frequency Current-Mode Controller for High Efficiency, Compact Adapter Solutions

Controllers Offer High Efficiency and Low Standby Power Consumption in Wide Range of AC-DC Adaptor Applications

APPLIED POWER ELECTRONICS CONFERENCE (APEC), PALM SPRINGS, Calif. - Booth # 315 – Feb. 22, 2010 – ON Semiconductor (Nasdaq: ONNN) a premier supplier of high performance, energy efficient silicon solutions for green electronics today announced the introduction of  the NCP1237, NCP1238 and NCP1288 fixed-frequency, current-mode controller ICs. Targeted at AC-DC adapter applications for laptop/notebook computers, LCD displays, printers, and household consumer electronics, the new controllers are available in a choice of frequency options with single or dual level over current thresholds. The standard device has a built-in 65 kHz oscillator, with 100 kHz and 133 kHz versions supplied on request.

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Related Product:  NCP1237 



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