Choppers

Power Block MOSFET from Diodes Incorporated Increases Power Converter Efficiency and Saves PCB Space

Retrieved on: 
Thursday, May 21, 2020
Technology, Hardware, Semiconductor, Electromagnetism, Electrical engineering, Voltage regulation, Electric power conversion, Power supplies, Choppers, DC-to-DC converter, Buck converter, Inverters, Power electronics, Switched-mode power supply

The DMN3012LEG delivers increased efficiency in a smaller package to provide significant cost, power, and space savings in a wide variety of power conversion and control applications.

Key Points: 
  • The DMN3012LEG delivers increased efficiency in a smaller package to provide significant cost, power, and space savings in a wide variety of power conversion and control applications.
  • This space saving benefits a range of applications using point of load (PoL) and power management modules.
  • The DMN3012LEG can be used in DC-DC synchronous buck converters and half-bridge power topologies to reduce the size of power converter solutions.
  • The 3D structure of the PowerDI3333-8 Type D package helps to increase overall power efficiency, while the high voltage and current ratings make it widely applicable.

Automotive-Compliant Buck LED Drivers from Diodes Incorporated Provide Simple, Robust Solutions for Internal and Exterior LED Lamps

Retrieved on: 
Wednesday, December 18, 2019
Technology, Aftermarket, Semiconductor, Automotive, Automotive Manufacturing, Manufacturing, Other Automotive, Hardware, Consumer electronics, Electrical engineering, Electromagnetism, Power electronics, Semiconductor devices, Voltage regulation, Electric power conversion, Power supplies, Choppers, DC-to-DC converter, Daytime running lamp, Light-emitting diode, Automotive lighting

Diodes Incorporated (Nasdaq: DIOD) today announced the AL8843Q and AL8862Q automotive-compliant DC-DC buck converters, designed for driving single LEDs and multiple LED strings in and around vehicles.

Key Points: 
  • Diodes Incorporated (Nasdaq: DIOD) today announced the AL8843Q and AL8862Q automotive-compliant DC-DC buck converters, designed for driving single LEDs and multiple LED strings in and around vehicles.
  • Applications include daytime running lights (DRL), which many manufacturers now offer as standard, as well as fog lights, turn lights, and brake/stop lights.
  • Both parts feature an integrated power MOSFET: 40V/0.2 for the AL8843Q and 55V/0.4 for the AL8862Q.
  • Additionally, the devices feature hysteretic-mode buck LED driver control, which simplifies the feedback loop enabling engineers to realize highly stable buck converter designs using just four external components.

Maxim Power Management Solution Sets Industry's Standard with Highest Efficiency of 96% and Lowest Quiescent Current of 6µA to Boost Runtime of Portable Devices

Retrieved on: 
Wednesday, October 2, 2019
Voltage regulation, Electromagnetism, Power electronics, Choppers, Electrical engineering, Internet of things, Boost converter, Buck–boost converter, Buck–boost transformer

The MAX77827 addresses the power requirements of low-power wide-area network (LPWAN) applications, asset tracking devices and many internet of things (IoT) applications.

Key Points: 
  • The MAX77827 addresses the power requirements of low-power wide-area network (LPWAN) applications, asset tracking devices and many internet of things (IoT) applications.
  • With the lowest quiescent current in the market, highest efficiency gains and small solution size, the MAX77827 buck-boost converter sets the standard for maximizing battery life.
  • Compared with the current means of utilizing a bypass boost converter followed by an LDO, the MAX77827 improves efficiency by up to 12 percent.
  • "With the lowest quiescent current and highest efficiency, designers can truly optimize their solutions and maximize their system performance.

New family of adaptable buck-boost converters delivers up to 2.5 A in a tiny footprint to shrink board space

Retrieved on: 
Monday, September 30, 2019
Voltage regulation, Electromagnetism, Power electronics, Choppers, Electrical engineering, Boost converter, Buck–boost converter, Buck–boost transformer

Each of the devices in the family automatically selects buck, buck-boost or boost mode according to the operating conditions.

Key Points: 
  • Each of the devices in the family automatically selects buck, buck-boost or boost mode according to the operating conditions.
  • The TPS63802 is a 2-A buck-boost converter with low 11-A IQ consumption suitable for pulsed-load applications such as industrial Internet of Things devices.
  • The new buck-boost converters are available with package type and pricing as listed in the table below.
  • The TPS63805 and TPS63806 devices are available in production quantities through the TI store and authorized distributors.

Miniature Automotive MOSFETs from Diodes Incorporated Deliver Increased Power Density

Retrieved on: 
Thursday, September 12, 2019
Semiconductor, Technology, Automotive Manufacturing, Manufacturing, Hardware, Electrical engineering, Electromagnetism, Power electronics, Electric power conversion, Voltage regulation, Power supplies, Buck converter, Choppers, MOSFET, DC-to-DC converter, Light-emitting diode

Diodes Incorporated (Nasdaq: DIOD) today announced the introduction of the 40V-rated DMTH4008LFDFWQ and 60V-rated DMTH6016LFDFWQ automotive-compliant MOSFETs packaged in DFN2020.

Key Points: 
  • Diodes Incorporated (Nasdaq: DIOD) today announced the introduction of the 40V-rated DMTH4008LFDFWQ and 60V-rated DMTH6016LFDFWQ automotive-compliant MOSFETs packaged in DFN2020.
  • These miniature MOSFETs occupy just 10% of the PCB area of larger packages, such as SOT223, enabling greater power density in DC-DC converters, LED backlighting, ADAS, and other under-the-hood automotive applications.
  • When used in a typical application, such as a 12V, 5A buck converter, the DMTH4008LFDFWQ dissipates 20% less power than comparable competitor MOSFETs.
  • This significant improvement in efficiency provides automotive designers with greater flexibility and the freedom to increase power density in new or existing automotive applications.

Silanna Semiconductor Introduces Versatile 12A Buck Converter for Ultra-Compact PCB Layout

Retrieved on: 
Tuesday, June 25, 2019
Electromagnetism, Electrical engineering, Voltage regulation, Electronics, Buck converter, Choppers, Printed circuit board

SAN DIEGO, June 25, 2019 /PRNewswire-PRWeb/ --Silanna Semiconductor, an innovative producer of disruptive technologies, today announced its highly integrated SZPL8216A family of synchronous point-of-load (PoL) buck converters.

Key Points: 
  • SAN DIEGO, June 25, 2019 /PRNewswire-PRWeb/ --Silanna Semiconductor, an innovative producer of disruptive technologies, today announced its highly integrated SZPL8216A family of synchronous point-of-load (PoL) buck converters.
  • The devices enable designers to achieve ultra-compact PCB layout, high power density and high efficiency for low power loss in demanding and space-constrained applications such as enterprise servers, telecommunications, and networking equipment.
  • Providing design versatility, the devices feature a selectable switching frequency, 600 kHz to 1 MHz, allowing users to make design-specific decisions to optimize their component size versus efficiency.
  • With the ability to operate at 1MHz, designers can use a smaller output filter to minimize their total PCB solution size.

Maxim's Buck Converters and Controllers Deliver Smallest, Most Efficient High-Voltage Automotive Power Solutions

Retrieved on: 
Tuesday, January 8, 2019
Voltage regulation, Buck converter, Choppers, IHS Markit

With a package size of 3.5mm x 3.75mm, Maxim's buck converters offer the industry's smallest solution size.

Key Points: 
  • With a package size of 3.5mm x 3.75mm, Maxim's buck converters offer the industry's smallest solution size.
  • "Power semiconductors in automotive are projected to grow to more than $13.7 billion by 2023," said Kevin Anderson, senior analyst for power ICsat IHS Markit.
  • High-power buck converters and multiphase, high-power buck controllers play a critical role in enabling this technology."
  • We are empowering design innovation for our automotive, industrial, healthcare, mobile consumer and cloud data center customers to deliver industry-leading solutions that help change the world.

Active-Semi’s First Wearable PMIC in the ActiveCiPSTM Series

Retrieved on: 
Tuesday, January 8, 2019
Technology, Hardware, Software, Semiconductor, Electromagnetism, Electrical engineering, Power electronics, Electric power conversion, Voltage regulation, Power supplies, Choppers, DC-to-DC converter, Boost converter, Analog circuits, Voltage regulator

The ACT81460 integrates a full solution for the wearable market with industry leading standby quiescent current designed to prolong battery life.

Key Points: 
  • The ACT81460 integrates a full solution for the wearable market with industry leading standby quiescent current designed to prolong battery life.
  • It also includes a programmable input current limit, dynamic voltage limit and other configurable charging parameters such as battery termination voltage and currents, charge rate, battery temperature sense.
  • The fully integrated, 3.3MHz switching frequency DC/DC converters enable the use of small external components and a full range of protection features.
  • The integrated high voltage Boost converter can be used for haptics/vibrations, speaker drivers for audio, or LED backlighting.

Global Market Study on DC-DC Converters: Non-isolated Segment Expected to Witness Significant Revenue Growth Through 2026

Retrieved on: 
Tuesday, December 11, 2018
Electromagnetism, Electrical engineering, Power electronics, Electric power conversion, Voltage regulation, Power supplies, DC-to-DC converter, DC Comics, Choppers, Buck converter, HVDC converter

The report on DC-DC converters starts with an overview of the DC-DC converter market in terms of value.

Key Points: 
  • The report on DC-DC converters starts with an overview of the DC-DC converter market in terms of value.
  • The Asia Pacific DC-DC converter market is expected to witness a relatively high growth rate over the forecast period.
  • Revenue from the DC-DC converter market in North America and Europe is estimated to collectively account for over 50% of the global DC-DC converter market revenue in 2017.
  • This detailed level of information is important for the identification of various key trends in the global DC-DC converter market.

Maxim's SIMO PMICs Shrink Power Regulator Size in Half for IoT Devices

Retrieved on: 
Tuesday, December 4, 2018
Voltage regulation, Choppers, Power supply unit, Buck–boost transformer, Boost converter, Simo

Maxim is expanding its portfolio of SIMO PMICs to enable designers to overcome these challenges, continuing the compact size and efficiency precedents set by MAX77650/MAX77651.

Key Points: 
  • Maxim is expanding its portfolio of SIMO PMICs to enable designers to overcome these challenges, continuing the compact size and efficiency precedents set by MAX77650/MAX77651.
  • With the intrinsic buck-boost operation of the PMICs, the power rails can operate over a battery's entire range.
  • These ultra-low-power SIMO PMICs provide three buck-boost regulators, 3.0A operating quiescent current, 300nA shutdown current and flexible power sequencing.
  • "These SIMO PMICs continue our tradition of providing one-stop power management solutions for a wide range of next-generation, low-power designs."