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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Related Parts
Manufacturer Part NumberDescriptionAvailable QuantityBuy Now
SL10 10003CURRENT LIMITER INRUSH 10 OHM 3A10650 -
Immediate

SL12 10006CURRENT LIMITER INRUSH 10 OHM 6A5211 -
Immediate

SL15 60002CURRENT LIMITER INRUSH 60 OHM 2A12802 -
Immediate

SL15 5R007CURRENT LIMITER INRUSH 5 OHM 7A7620 -
Immediate

SL22 1R020CURRENT LIMITER INRUSH 1 OHM 20A25915 -
Immediate

SL22 2R515CURRENT LIMITR INRSH 2.5 OHM 15A17783 -
Immediate

SL22 50004CURRENT LIMITER INRUSH 50 OHM 4A17275 -
Immediate

SL22 10008CURRENT LIMITER INRUSH 10 OHM 8A15288 -
Immediate

SL22 4R014CURRENT LIMITER INRUSH 4 OHM 14A8478 -
Immediate

SL22 2R018CURRENT LIMITER INRUSH 2 OHM 18A6399 -
Immediate

SL22 5R012CURRENT LIMITER INRUSH 5 OHM 12A6321 -
Immediate

SL22 10009CURRENT LIMITER INRUSH 10 OHM 9A4288 -
Immediate

SL22 20007CURRENT LIMITER INRUSH 20 OHM 7A1790 -
Immediate

SL22 7R010CURRENT LIMITER INRUSH 7 OHM 10A3061 -
Immediate

SL22 0R712CURRENT LIMITER INRSH .7 OHM 12A2907 -
Immediate

SL22 12103CURRENT LIMITER INRSH 120 OHM 3A1786 -
Immediate

SL32 5R020CURRENT LIMITER INRUSH 5 OHM 20A27540 -
Immediate

SL32 2R025CURRENT LIMITER INRUSH 2 OHM 25A10103 -
Immediate

SL32 4R023CURRENT LIMITER INRUSH 4 OHM 23A4216 -
Immediate

SL32 2R023CURRENT LIMITER INRUSH 2 OHM 23A1839 -
Immediate

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PTM Published on: 2012-08-30