NTC Thermistor Transformer Protection

Describing Transformer Protection from Inrush Current Using the NTC Thermistors

Ametherm

This tutorial will provide a problem statement describing the inrush current situation and then provide selection criteria to help chose the correct NTC thermistor for the application.

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ImageManufacturer Part NumberDescriptionAvailable QuantityPrice
ICL 10 OHM 20% 3A 10MMSL1010003ICL 10 OHM 20% 3A 10MM0 - Immediate$125.00View Details
ICL 10 OHM 20% 6A 13MMSL1210006ICL 10 OHM 20% 6A 13MM3786 - Immediate$146.00View Details
ICL 60 OHM 20% 2A 16MMSL1560002ICL 60 OHM 20% 2A 16MM9108 - Immediate$230.00View Details
ICL 5 OHM 20% 7A 16MMSL155R007ICL 5 OHM 20% 7A 16MM11632 - Immediate$230.00View Details
ICL 1 OHM 20% 20A 22MMSL221R020ICL 1 OHM 20% 20A 22MM4225 - Immediate$331.00View Details
ICL 10 OHM 20% 8A 22MMSL2210008ICL 10 OHM 20% 8A 22MM1250 - Immediate$331.00View Details
ICL 4 OHM 20% 14A 22MMSL224R014ICL 4 OHM 20% 14A 22MM29999 - Immediate$331.00View Details
ICL 2.5 OHM 20% 15A 22MMSL222R515ICL 2.5 OHM 20% 15A 22MM18549 - Immediate$331.00View Details
ICL 5 OHM 20% 12A 22MMSL225R012ICL 5 OHM 20% 12A 22MM602 - Immediate$331.00View Details
ICL 2 OHM 20% 18A 22MMSL222R018ICL 2 OHM 20% 18A 22MM13567 - Immediate$331.00View Details
PTM Published on: 2012-08-30