Amidon Ferrite

Amidon 43, NMG H Material

Amidon 43 Comparison to Specifications
Green traces: Fair-Rite complex permeability data Blue traces: NMG H complex permeability data Digitized by Dan Maguire from NMG 43 data sheet Red traces: Amidon core measurements FT114-43 10 Turn 100kHz to 3MHz FT50-43 1 Turn 3MHz to 100MHz

Measurements

July 2021 Amidon purchase NMG H Specification Amidon 43 Specification Fixture Calibration Files: AmidonFerrite.zip

Amidon FT114-43 10T #22
Dimensions: 28.93 19.00 7.45 mm
10T Lo = 62.7nH
LCR Meter DE-5000 Measurements
Freq	L uH	μ	AL
10kHz	45.16	720.8	452nH
100kHz	44.71	713.6	447nH

VNWA S21 Measurement
S21 12-term correction Export VNWA t2s(S21) as 114-43-10T.s1p

FT114-43 10T and FT50-43 1T

Amidon FT50-43 10T #26
Dimensions: 12.62 7.10 4.76 mm
10T Lo = 54.8nH
LCR Meter DE-5000 Measurements
Freq	L uH	μ	AL
10kHz	45.74	834.7	457nH
100kHz	44.76	816.8	448nH

VNWA S21 Measurement
Amidon FT114-43 10T and FT50-43 10T S21 12-term correction Export VNWA t2s(S21) as s1p files FT50-43 10T stray C above about 30MHz.

Amidon vs Fair-Rite Core Shape
Amidon	Fair-Rite
FT114-43 FT50-43	5943001001 5943000301