NTMFS5C430NL 5C430L AO3ZZ Single N−Channel Power MOSFET
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NTMFS5C430NL N-Channel Power MOSFET – DC-DC Converter Repair for Crypto Miners
Replace failed switching FETs in your ASIC miner power supply or hashboard DC-DC stage with the NTMFS5C430NL. This single N-channel MOSFET (also marked 5C430L / AO3ZZ) features low RDS(on) and low input capacitance in a compact 5×6 mm package, delivering fast, efficient switching with minimal conduction and gate-drive losses — exactly what high-frequency point-of-load converters demand.
Low-Loss Switching for Mining Power Stages
In a mining PSU or hashboard buck converter, the switching MOSFET is the component most likely to fail under sustained thermal stress. The NTMFS5C430NL is rated to a 175 °C maximum junction temperature and its low RDS(on) reduces self-heating at full load, extending service life in always-on mining environments. Drop it into the same 5×6 mm pad footprint as the original and re-flow — no board rework needed.
Application Notes for Miner DC-DC Repair
Before replacing the MOSFET, check the gate driver IC and bootstrap capacitor on the same phase — a shorted FET often takes out adjacent components. After soldering, verify VGS threshold and drain-source leakage with a curve tracer or multimeter before powering the board under load.
NTMFS5C430NL MOSFET Specifications
| Parameter | Value |
|---|---|
| Part Number | NTMFS5C430NL (5C430L / AO3ZZ) |
| Channel Type | Single N-channel |
| Package | 5 × 6 mm |
| RDS(on) | Low (minimised conduction losses) |
| Input Capacitance | Low (optimised for fast switching) |
| Max Junction Temp | 175 °C |
| Compliance | RoHS |
| Applications | DC-DC converters, motor drives, POL modules, ASIC miner PSU |
Related Power MOSFETs for Crypto Miner Repair
- NVMFS5C404N 40V N-Channel MOSFET – APW7 PSU
- NTMFS4C09N 30V 52A MOSFET – Avalon PSU
- D100N06ESL 100A 60V MOSFET – Miner PSU
- NCEP60T18 60V N-Channel MOSFET – ASIC PSU
Need MOSFETs for a specific PSU model? Contact us at contact@lys-sz.com with your board photo and we will identify the exact part.
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