ASFETs for PoE, eFuse & relay replacement have been specifically designed to complement the latest high-power, PSE controllers:
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Power Sourcing Equipment / Power over Ethernet |

Nexperia in action
PSMN075-100MSE, PSMN040-100MSE, PSMN4R8-100BSE MOSFETs referenced in Linear Technology's LTC4279 New PSE Controller datasheet are from our differentiated ASFETs for Hotswap and Soft Start / ASFETs for Power over Ethernet portfolios.
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Products
Type number | Description | Status | Quick access |
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PSMN040-100MSE | N-channel 100 V 36.6 mΩ standard level MOSFET in LFPAK33 designed specifically for high power PoE applications | Production | |
PSMN041-100MSE | N-channel 100 V, 42 mOhm standard level ASFET with enhanced SOA in DFN2020. Designed for high power PoE, inrush management, eFuse and relay replacement | Development | |
PSMN047-100NSE | N-channel 100 V, 53 mOhm standard level ASFET with enhanced SOA in DFN2020. Designed for high power PoE, inrush management, eFuse and relay replacement | Production | |
PSMN071-100NSE | N-channel 100 V, 82 mOhm standard level ASFET with enhanced SOA in DFN2020. Designed for high power PoE, inrush management, eFuse and relay replacement | Qualification | |
PSMN072-100MSE | N-channel 100 V, 77 mOhm standard level ASFET with enhanced SOA in DFN2020. Designed for high power PoE, inrush management, eFuse and relay replacement | Development | |
PSMN075-100MSE | N-channel 100 V 71 mΩ standard level MOSFET in LFPAK33 designed specifically for PoE applications | Production |
Application note (1) |
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File name | Title | Type | Date |
AN50006 | Power MOSFETs in linear mode | Application note | 2022-04-12 |
Marcom graphics (1) |
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File name | Title | Type | Date |
RS2780_PoE_blue-scr | POE MarCom image | Marcom graphics | 2020-09-16 |
Selection guide (1) |
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File name | Title | Type | Date |
Nexperia_Selection_guide_2023 | Nexperia Selection Guide 2023 | Selection guide | 2023-05-10 |
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