A buck-boost controller IC with four external switching MOSFETs can operate from input voltages above, below, or equal to the output voltage, enabling them to regulate the light output for a string of ...
The PMP10596 reference design is an LED driver based on SIMPLE SWITCHER® LM46002 buck regulator. The driver board takes 24V +/-25% input voltage and supplies 700mA output current to drive up to 4 LEDs ...
High power LED lighting is harder than it looks. Power, dimming, control, and communication collide in one design.
Find a downloadable version of this story in pdf format at the end of the story. With the rising costs of energy and increasing governmental requirements for high efficiency lighting, the high ...
This resource provides clear explanations of how switching regulators work and how voltage boosting is achieved efficiently in practical circuits. A Joule Thief circuit is a small, energy-efficient ...
Toshiba has a voltage driven photo relay with a tiny S-VSON4T package and reduced input power dissipation. The TLP3407SR, features a maximum LED current of just 1 mA at the input, which represents a ...
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