The Engineer

High-voltage AC/DC converters integrate 800V MOSFET with pulse-width modulation

Mouser Electronics is now stocking the VIPer01 high-voltage converters from STMicroelectronics (ST). Part of the VIPerPlus family of high-voltage converters based on ST’s Bipolar-CMOS-DMOS (BCD) ...
EDN

Dimmer With A MOSFET

This circuit shows that dimmers intended for use at mains voltage do not always have to contain a triac. Here, a MOSFET (BUZ41A, 500 V/4.5A) in a diode bridge is used to control the voltage across an ...
Electronic Design

Full-bridge PWM Controllers with Integrated MOSFET Gate Drivers

NATIONAL SEMICONDUCTOR CORP. introduced the industry's first full-bridge pulse width modulation (PWM) controllers to integrate all four primary-side bridge MOSFET gate drivers. The LM5045 and LM5046 ...
EDN

Analog PWM Controller With MOSFET Drivers

Microchip Technology announced a new family of power-conversion controllers and its first-ever family of power MOSFET devices. This new Pulse Width Modulation (PWM) controller and complementary family ...
New Electronics

Primary side controllers drive higher power modules into smaller form factors

National Semiconductor has introduced what it claims to be the industry's first full bridge pulse width modulation (pwm) controllers to integrate all four primary side bridge mosfet gate drivers. The ...
Electronic Design

Off-Line PWM Controllers Integrate Power MOSFET

A family of off-line pulse-width-modulation (PWM) controllers from Allegro MicroSystems incorporates a sense MOSFET and current-mode PWM controller IC. Developed and manufactured by Sanken Electric Co ...
Radio World

Understanding PWM Transmitters

Pulse Width Modulation (PWM) or Pulse Duration Modulation (PDM) is a technique of converting analog signals into rectangular waveforms. The width of the waveform varies in proportion with the ...