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roWaves Technologies

Certified Company ISO 9001-2008

BN61-2302 Fair-Rite (binocular ferrite core 2861002302)

Colour code: black/grey
Manufacturer code: 2861002302
Ordering code: FT-29
Manufacturer part no.: BN61-2302
Material no.: 61
AL: 380nH
Permeability (μi): 125
Frequency range: 1 – 200MHz (wideband transformer, depends on the application)
RF max. power: 0.1W (broadband transformer 1-50MHz)
Temperature stability.: 12500ppm/°C
Length: 2.25mm
Width: 3.4mm
Height: 1.95mm
Core holes: 0.75mm int.
Price :

 0,22

500 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

power transformers: 0.2 – 10 MHz

RFI / EMI / CMC suppression: above 20MHz

Additional information

Weight 0.1 g
Dimensions 0.35 × 0.25 × 0.2 cm

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