LATEST ARTICLES
ARTICLES
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LinkSwitch-TN2 LNK3294 and LNK3296 Design Guide: Standby Power Reduction and FB Pin ON/OFF Control
Electrical comparison of LinkSwitch-TN2 900V LNK3294 and LNK3296, sub-30mW standby power via external bias, FB pin ON/OFF control resistor calculations for 2.0V reference voltage,…
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150 kHz CE Noise After Switching to a 2 kHz DPWM 8-Pole Compressor: Root Cause and Ferrite Countermeasure
After replacing a 6-pole compressor with an 8-pole unit, conducted emission noise at 150 kHz increased. This post traces the common-mode return path, explains…
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Relay Flyback Diode Selection: Sizing by Coil Current and Release Time
Engineering calculation guide for sizing relay flyback diodes and Zener clamps to suppress coil counter-EMF. Covers coil current, reverse voltage margins, release time delay,…