EDN

Novel technique improves dithering, reduces EMI

In off-line ac-to-dc converter dithering, the pulse width modulator (PWM) frequency has proven to reduce average EMI by changing it from narrowband to broadband. This article covers a novel technique ...
Electronic Design

Measure Spread-Spectrum Clock’s Effects On Switching Supply EMI

Fig 1. In a typical PWM controller in which the active devices are driven by a simple square wave, a Fourier representation of the clock’s frequency spectrum consists of the fundamental switching ...
Morningstar

Lumissil Microsystems Introduces 24xn (n=2~12) Configurable Matrix LED Driver for Consumer IoT and Gaming Applications

By supporting multiple configurations, including 6+2-bit and 8+4-bit PWM dithering modes; an advanced PWM modulation technique designed to achieve higher resolution and increased switching frequency ...
EDN

Dither a power converter’s operating frequency to reduce peak emissions

Designers of dc/dc switching power converters face the challenge of controlling EMI (electromagnetic-interference) emissions produced during normal operation. If large enough, these emissions conduct ...
Mena FN

Lumissil Introduces IS32FL3105 Lumibustm RGB Matrix LED Driver For Next-Generation Automotive Lighting Modules

(MENAFN- GlobeNewsWire - Nasdaq) Family of MCU-less matrix LED drivers with 16-bit PWM dimming designed to ISO 26262 process for ASIL-B applications MILPITAS, Calif., March 09, 2026 (GLOBE NEWSWIRE) - ...
Financial Post

IS32FL3749, 24x4 Matrix Mini-LED Driver IC for LCD Backlight

33MHz Serial Bus with 16-bit PWM Dithering and 8-bit Current Adjust for Accurate Local Dimming The IS32FL3749 is an automotive-grade mini-LED matrix driver IC for LCD backlight applications that ...