2026-06-29 11:05:17
Fast Recovery Diode Selection: Why Avalanche Capability Matters More Than Forward Voltage Drop
Engineers who design LED driver power supplies have probably had this experience: when sending products for certification, conducted EMI fails to meet standards. After thorough troubleshooting, the pr
2026-06-29 10:25:58
UPS Power Supply BOM: Full-Link Component Selection from AC Input to DC Output
UPS (Uninterruptible Power Supply) is the core infrastructure for industrial facilities and data centers. It draws alternating current from the utility grid as input and delivers power to electrical l
2026-06-29 10:25:54
UPS Power Supply BOM: Full-Link Component Selection from AC Input to DC Output
UPS (Uninterruptible Power Supply) is the core infrastructure for industrial facilities and data centers. It draws alternating current from the utility grid as input and delivers power to electrical l
2026-06-22 11:37:51
Dual-core MOSFETs save PCB space, but can your heat dissipation keep up?
Dual MOSFETs have gained massive popularity over the past two years. Two dies are integrated into a single package, cutting PCB footprint by half — a tempting advantage on paper.
However, I’ve seen co
2026-06-22 11:31:51
BMS for Electric Two-Wheelers: One-Stop Selection of Current-Sense Resistors and Protection ICs
English Translation (Electronics Industry Professional Version)
While the BMS (Battery Management System) for electric two-wheelers may seem intricate, it only relies on a small set of core components
2026-06-08 10:40:00
New Power Bank Regulation Takes Effect Next April: Reassess Selection of These Key Components in BOM
On May 31, the State Administration for Market Regulation issued an official announcement. The new national standard Safety Technical Specifications for Mobile Power Banks has been included in China C
2026-06-08 10:37:05
How to select MOSFETs for PD fast chargers above 30W?
Years ago, when chargers operated at 5V/2A, MOSFETs were rarely used in fast charging power supplies. A 10W output could be realized simply with a few diodes and bipolar transistors. PD 3.0 completely
2026-05-18 09:57:15
Most designers fail to select TOLL4 package MOSFETs correctly for continuous high-current applications due to improper judgment on power ratings.
Many engineers finalize MOSFET purchases merely based on current and voltage specifications during component selection. Consequently, finished products either trigger overheating protection or suffer
2026-05-18 09:43:51
MOSFET Selection Guide for 30W+ Medium & Low Power PD Fast Chargers
Back in the era of 5V/2A charging years ago, MOSFETs were barely used in fast charging power supplies. A mere 10W power output could be easily achieved with just a few diodes and transistors.
However,
2026-05-11 10:59:43
What is the essential difference between original manufacturers and traders when buying electronic components?
For the exact same electronic component model, some suppliers quote 0.12 yuan, while others offer it at only 0.08 yuan.Many buyers fail to recognize the hidden gap behind the price difference and simp
2026-05-11 10:46:56
With the implementation of the new national standard, what design adjustments are required for electric vehicle controllers? How should MOSFETs be selected for application?
On May 1, 2026, the new national standard for electric vehicles was fully implemented. Besides the well-known revisions to vehicle plastic parts and flame-retardant materials, the controller has under
2026-05-06 15:47:44
TOLL4 Package: Why One Can Replace Two
The TO-252 package is widely recognized as the gold standard for SMD power devices across the industry. It achieves an excellent balance in cost, footprint size, thermal performance and manufacturabil
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