Page 1
LBC Series
LBC choke (Large Bobbin Core)
Rated current 20 to 2200 mA
Rated inductance 1 to 100000 µH
Construction
■ Large ferrite drum core
■ Winding: enamel copper wire
■ Flame-retardant lacquer coating
Features
■ Very wide inductance range
■ High rated current
Applications
■ RF blocking and filtering
■ Decoupling and interference suppression
■ For telecommunications (12- or 16-kHz blocking filter), automotive
electronics, energy-saving lamps, entertainment electronics
Terminals
■ Central axial leads, tinned
Marking
Inductance indicated by color bands in accordance with IEC 60062
B82144-ARF Chokes
Delivery mode
Taped, AMMO and reel packing
For details on taping, packing and packing units see page 187
Dimensional drawing
65±1
12 max.
nach DIN 41099
ø5,2 max.
ø0,7 max.
to IEC 41099
14,8 max.
lackiert
laqueur coated
6±0,5
1010
SSB0104-J
Minimum lead spacing 15 mm
Approx. weight 1,1 g
177 04/00
Page 2
B82144-ARF Chokes
LBC Series
Characteristics and ordering codes
For further technical data see page 160
L
µH
R
Tolerance
Q
min
1)
f
Q
MHz
I
R
mA
R
max
Ω
f
res, min
MHz
Ordering code
1,0 ± 10 % K40 7,96 2200 0,08 200 B82144-A2102-K
^
1,5 40 7,96 2100 0,09 190 B82144-A2152-K
2,2 40 7,96 1900 0,11 140 B82144-A2222-K
3,3 40 7,96 1750 0,13 120 B82144-A2332-K
4,7 40 7,96 1600 0,16 100 B82144-A2472-K
6,8 40 7,96 1500 0,19 80 B82144-A2682-K
10 60 2,52 1400 0,22 60 B82144-A2103-K
15 60 2,52 1250 0,28 20 B82144-A2153-K
22 50 2,52 1100 0,35 12 B82144-A2223-K
33 ± 5 % J40 2,52 900 0,43 8,0 B82144-A2333-J
^
47 40 2,52 800 0,50 5,0 B82144-A2473-J
68 30 2,52 700 0,60 4,5 B82144-A2683-J
100 50 0,796 600 0,70 3,5 B82144-A2104-J
150 50 0,796 500 0,90 3,0 B82144-A2154-J
220 50 0,796 400 1,60 2,4 B82144-A2224-J
330 50 0,796 330 1,90 2,0 B82144-A2334-J
470 40 0,796 280 2,50 1,5 B82144-A2474-J
680 30 0,796 240 2,80 1,3 B82144-A2684-J
1000 60 0,252 200 3,80 1,2 B82144-A2105-J
1500 60 0,252 160 6,00 1,0 B82144-A2155-J
2200 60 0,252 120 9,00 0,8 B82144-A2225-J
3300 60 0,252 110 12,0 0,6 B82144-A2335-J
4700 60 0,252 90 20,0 0,5 B82144-A2475-J
6800 60 0,252 80 30,0 0,4 B82144-A2685-J
10000 50 0,0796 60 42,0 0,35 B82144-A2106-J
15000 50 0,0796 50 68,0 0,30 B82144-A2156-J
22000 50 0,0796 40 120 0,26 B82144-A2226-J
2)
1) Closer tolerances upon request.
2) Ordering code for reel packing. For AMMO packing append code number »9«. Example: B82144-A2102-K9
178 04/00
Page 3
B82144-ARF Chokes
LBC Series
Characteristics and ordering codes (continued)
For further technical data see page 160
L
R
µH
33000
47000 40 0,0796 30 230 0,18 B82144-A2476-J
Tolerance
± 5 %
^
J
Q
min
1)
f
Q
MHz
I
R
mA
R
max
Ω
f
res, min
MHz
Ordering code
50 0,0796 35 150 0,22 B82144-A2336-J
2)
68000 40 0,0796 25 290 0,15 B82144-A2686-J
100000 40 0,0796 20 420 0,12 B82144-A2107-J
For telecommunications in the blocking filter for 12- and 16-kHz counting pulses
980 ± 3 % A25 0,016 200 3,8 1,2 B82144-A2984-A
1450 25 0,016 140 6,0 1,0 B82144-A2145-A500
^
2600 20 0,012 120 11,0 0,7 B82144-A2265-A
3050 25 0,016 100 12,0 0,6 B82144-A2305-A500
5330 20 0,012 90 25,0 0,5 B82144-A2535-A300
1) Closer tolerances upon request.
2) Ordering code for reel packing. For AMMO packing please append code number »9« or replace last digit by »9«,
respectively. Example: B82144-A2336-J9; B82144-A2535-A309
179 04/00
Page 4
LBC Series
B82144-ARF Chokes
Impedance |Z|
versus frequency
f
measured with impedance analyzer
HP 4191A / HP 4194A
Q
factor
versus frequency
f
measured with impedance analyzer
HP 4194A
Inductance
versus dc load current
L
I
DC
measured with LCR meter
HP 4275A
180 04/00
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