Chokes for Data and Signal Lines Quad Chokes
Rated voltage 42 Vac/80 Vdc Rated current 200 to 500 mA Rated inductance 0,47 to 4,7 mH Construction
s Current-compensated ring core quad choke with ferrite core s Bifilar winding
B82790-C2***-N3
Features
s Case flame-retardant as per UL 94 V-0 s Suitable for reflow soldering
Applications
s Suppression of asymmetrical interference coupled in on lines,
whereas data signals up to some MHz can pass unaffectedly
s Use e.g. in telecom applications and RF equipment
Terminals
s Tinned
www.DataSheet4U.com
Marking Manufacturer, ordering code, date of manufacture (month, year) Delivery mode Blister tape, reel packing For details on taping, packing and packing units see page 302
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Chokes for Data and Signal Lines Quad Chokes
Dimensional drawing
2,5±0,2 3 x 2,5±0,1
B82790-C2***-N3
0,6±0,05
11,5 max. 7,3 max. 7,0 max. 0,2+0,2
10,5 max.
2 ... 8
14,0±0,4 A
Marking Beschriftung
0,4±0,0
5
max. 0,1 A
SSB1240-R
Layout recommendation
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Chokes for Data and Signal Lines Quad Chokes
General technical data Rated voltage VR Rated current IR Rated inductance LR 42 Vac (50/60 Hz) 80 Vdc
B82790-C2***-N3
Referred to 50 Hz and 60 °C ambient temperature Measured with HP 4275A at L ≤ 1 mH = 100 kHz, 10 mV L > 1 mH = 10 kHz, 10 mV (specified per winding) – 30/+ 50 % < 10 % at dc magnetic bias with IR Measured at L ≤ 1 mH = 100 kHz, 10 mV L > 1 mH = 10 kHz, 10 mV Typical values, measured at 20 °C ambient temperature (215 3) ˚C, (3 0,3) s wetting of soldering area ≥ 95 % in accordance with IEC 60068-2-58 40/125/56 (– 40 °C/+ 125 °C/56 days damp heat test) in accordance with IEC 60068-1 Approx. 2 g
Inductance tolerance Inductance decrease ∆L/L0 Stray inductance LS DC resistance Rtyp Solderability
Climatic category Weight
Characteristics and ordering codes
LR mH
0,47 1,0 4,7
LS, max nH
200 250 400
IR mA
500 500 200
Rtyp Ω
0,25 0,25 0,80
VT Vdc, 2 s
750 750 750
Ordering code B82790-C2474-N315 B82790-C2105-N340 B82790-C2475-N340
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Chokes for Data and Signal Lines Quad Chokes
Insertion loss αe (typical values at Z = 50 Ω) asymmetrical, all branches in parallel (common mode) symmetrical (differential mode) B82790-C2474-N315
50 dB
αe
SSB1434-U
B82790-C2***-N3
B82790-C2105-N340
50 dB
αe
SSB1433-L
40
40
30
30
20
20
10
10
0 _ 10 2
10
1
10 0
10 1 MHz 10 2 3
0 _ 10 2
10
_1
10 0
10 1 MHz 10 2 3
f
B82790-C2475-N340
50 dB
αe
SSB1432-D
f
40
30
20
10
0 _2 10
10
_1
10 0
10 1 MHz 10 2
f
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