Month: August 2018

Connect MOONS’ Stepper Motor and Drive Easily

Today, we bring MOONS’ Stepper Motor and MOONS’ micro-step driver. SR4-Plus drive features advanced micro-stepping performance and sophisticated current control with anti-resonance. Anti-resonance electronically damps motor and system resonances, which improves motor smoothness and torque over a wide speed range. Each SR4-Plus step motor drive operates in either Step & Direction or Pulse/Pulse control mode. Selecting between these […]

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What is LED Driver’s Output Ripple and Noise?

An AC waveform can be identified on the DC output of a LED Drivers, which is shown in there are two AC components, also known as Ripple and Noise (R&N) on the DC output. The first one, coming from sine wave rectification, is at a low frequency which is 2 times of the input frequency; […]

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The Basics of 0.1% Deeply Dimmable LED Driver

1. Parameters of Dimmable LED Drivers Figure1. TRIAC Dimming (From de.wikipedia) As long as we mentioned dimmable LED driver, someone will have a deep impassion on filament lamps dim, also known as phase cut dimming or TRIAC dimming. The system relies on reducing the voltage that reaches the LED fixture, typically by ‘chopping-out’ parts of […]

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