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FT37-61 Amidon ferrite toroid core | 5961000201

Colour code: black/grey
Manufacturer code: 5961000201
Ordering code: FT-4
Manufacturer part no.: FT37-61
Material no.: 61
AL: 55nH
Permeability (μi): 125
Frequency range: 0.2 – 500MHz (wideband transformer, depends on the application)
RF max. power: 10W (0.5-50MHz broadband transformer)
Temperature stability.: 1000ppm/°C
Ext. diameter: 9.5mm
Int. diameter: 4.75mm
Height: 3.3mm
Price :

 0,71 (excl. VAT)

205 in stock

* Toroids are tested for AL values at 10KHz.

61 Material – specifications:

ParameterSymbolValueUnits
Initial permeabilityµi125
Flux density @ field strengthB
H
1500
15
Gauss
Oersted
Residual flux densityBr1000Gauss
Coercive forceHc1.1Oersted
Loss factor @ specific freq.Tan δ/ µi30
1.0
10^-6
MHz
Temperature coefficient of initial permeability (20 -70°C)0.1%/°C
Curie temperatureTc>300°C
Resistivityρ1×10^8ohm-cm

Usable frequency ranges, depending on the application:

broadband transformers: 20 – 500 MHz

high Q inductors: 0.2 – 10 MHz

RFI / EMI / CMC suppression: over 20 MHz

Technical data-sheet:

Additional information

Weight 2 g
Dimensions 0,95 × 0,52 × 0,35 cm

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