NTC Thermistor Transformer Protection

Describing Transformer Protection from Inrush Current Using the NTC Thermistors


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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Related Parts
Manufacturer Part NumberDescriptionAvailable QuantityBuy Now
SL10 10003CURRENT LIMITER INRUSH 10 OHM 3A3983 - Immediate
SL12 10006CURRENT LIMITER INRUSH 10 OHM 6A9528 - Immediate
SL15 60002CURRENT LIMITER INRUSH 60 OHM 2A10755 - Immediate
SL15 5R007CURRENT LIMITER INRUSH 5 OHM 7A9222 - Immediate
SL22 1R020CURRENT LIMITER INRUSH 1 OHM 20A56998 - Immediate
SL22 2R515CURRENT LIMITR INRSH 2.5 OHM 15A28595 - Immediate
SL22 10008CURRENT LIMITER INRUSH 10 OHM 8A13316 - Immediate
SL22 50004CURRENT LIMITER INRUSH 50 OHM 4A11514 - Immediate
SL22 4R014CURRENT LIMITER INRUSH 4 OHM 14A11486 - Immediate
SL22 10009CURRENT LIMITER INRUSH 10 OHM 9A9640 - Immediate
SL22 20007CURRENT LIMITER INRUSH 20 OHM 7A8411 - Immediate
SL22 5R012CURRENT LIMITER INRUSH 5 OHM 12A6906 - Immediate
SL22 0R712CURRENT LIMITER INRSH .7 OHM 12A5202 - Immediate
SL22 2R018CURRENT LIMITER INRUSH 2 OHM 18A4244 - Immediate
SL32 5R020CURRENT LIMITER INRUSH 5 OHM 20A19034 - Immediate
SL32 10015CURRENT LIMITER INRSH 10 OHM 15A15816 - Immediate
SL32 2R025CURRENT LIMITER INRUSH 2 OHM 25A13512 - Immediate
SL32 2R023CURRENT LIMITER INRUSH 2 OHM 23A4879 - Immediate
SL32 4R023CURRENT LIMITER INRUSH 4 OHM 23A2851 - Immediate
SL32 1R030CURRENT LIMITER INRUSH 1 OHM 30A1355 - Immediate
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PTM Published on: 2012-08-30