Specification	37T0501-100

Core Factor (ΣI/A) mm⁻¹	1.72 mm⁻¹
Core Type	Toroid
Diameter	12.7 mm
Effective Area (Ae)	17.17 mm²
Effective Length (le)	29.51 mm
Finish	Uncoated
Gap	Ungapped
Height	0.25 in
Inductance Factor (Al)	5.489 µH
Initial Permeability (µi)	5500
Material Temperature Rating	37 °C
Tolerance	25 %

37T Series

Ferrite Cable Cores FT,MNZN,PC

Part	Material Temperature Rating	Effective Area (Ae)	Finish	Diameter	Height	Gap	Core Factor (ΣI/A) mm⁻¹	Inductance Factor (Al)	Core Type	Effective Length (le)	Tolerance	Initial Permeability (µi)
Laird Technologies EMI 37T0231-10P	37 °C	4.22 mm²	Parylene	0.231 in	0.121 in	Ungapped	3.08 mm⁻¹	2.974 µH	Toroid	12.99 mm	30 %	5500
Laird Technologies EMI 37T0501-100	37 °C	17.17 mm²	Uncoated	12.7 mm	0.25 in	Ungapped	1.72 mm⁻¹	5.489 µH	Toroid	29.51 mm	25 %	5500

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