The D100N06ESL is a 100A continuous / 60V N-channel MOSFET in DFN5x6 package, sized for the output stages of ASIC miner power supplies. Ultra-low 3.5mΩ Rdson means minimal conduction loss at full PSU current — the PSU stays cooler, runs more efficiently, and survives longer under the continuous near-full-load duty cycle that mining PSUs see.
Direct drop-in replacement when an original output MOSFET fails. Failed MOSFETs typically present as a PSU that won't start, that trips on overcurrent, that delivers an out-of-spec output, or that has visibly burnt components on the output stage. The D100N06ESL fits Bitmain APW series, Whatsminer PSUs and third-party 60V-class mining power supplies that use the same package and electrical envelope.
When to Replace the D100N06ESL
PSU won't power on after a fault — output MOSFET failed short or open, primary controller refuses to start.
Overcurrent trip on startup — short across the output MOSFET drawing the primary side into protection.
Output voltage drift outside spec — degraded MOSFET on one phase pulling the regulation off, replace and verify.
Visible burn marks on the output stage — direct replacement, swap all parallel MOSFETs in the affected leg.
Preventive PSU refurbishment — replace output MOSFETs proactively during a rebuild on used APW or Whatsminer PSU units.
Q: Why does Rdson matter so much for PSU MOSFETs? A: ASIC PSUs push 200A+ across the output stage continuously. Each milliohm of Rdson dissipates ~I²R watts per MOSFET — at 100A that's 35W per part for a 3.5mΩ device. Doubling the Rdson doubles the heat. Low-Rdson parts run cooler and last longer.
Q: Can I substitute a different 60V N-channel MOSFET in the same package? A: Generally yes if the substitute has equal or lower Rdson and equal or higher current rating in the same DFN5×6 footprint. Verify thermal envelope and gate threshold before substituting — gate drive mismatches cause oscillation.
Q: Should I replace all MOSFETs on the failed leg or just the dead one? A: For best long-term reliability replace all paralleled MOSFETs on the affected leg — the surviving parts have absorbed the thermal stress of the failure event and have shortened life expectancy.
Q: Bulk pricing for repair shops? A: Yes — email contact@lys-sz.com with your monthly volume. Reel and tray quantities are stocked.
Repair shops stocking D100N06ESL MOSFETs by the reel? Email contact@lys-sz.com for bulk pricing. Worldwide shipping from our Shenzhen warehouse.
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🌍 Rest of world: Orders ship from China. Depending on your country, local customs authorities may apply import duties or taxes.
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