118
www.ctparts.com
Volume Manufacturer of Quality Inductors, Chokes & Coils ©
For more information contact our distributor:
Inductors Inc., 5 Technology Drive, Irvine, CA 92618
Inside US 800-533-8295 ●Outside US 949-623-2460 ●Fax 949-623-1401
5/16/00
Flat Coils
Ordering Info
Central Tech Q DCR Test Rated DC
Part Inductance Factor Max. Freq. Max.
Number (µH) Min. (ΩΩ) (MHz) (A)
CTFC-1R0K 1.0 85 .01 7.9 7.0
CTFC-1R2K 1.2 39 .01 7.9 6.0
CTFC-1R5K 1.5 33 .01 7.9 5.0
CTFC-1R8K 1.8 37 .02 7.9 4.8
CTFC-2R2K 2.2 38 .02 7.9 4.4
CTFC-2R5K 2.5 40 .03 7.9 4.1
CTFC-2R7K 2.7 43 .03 7.9 4.0
CTFC-3R3K 3.3 35 .03 7.9 3.7
CTFC-3R9K 3.9 37 .05 7.9 3.4
CTFC-4R7K 4.7 37 .05 7.9 3.2
CTFC-5R0K 5.0 40 .08 7.9 2.9
CTFC-5R6K 5.6 38 .09 7.9 2.8
CTFC-6R8K 6.8 29 .11 7.9 2.6
CTFC-7R6K 7.3 30 .11 7.9 2.5
CTFC-8R2K 8.2 32 .11 7.9 2.2
CTFC-100K 10 80 .19 7.9 2.1
CTFC-120K 12 40 .14 2.5 2.0
CTFC-150K 15 40 .16 2.5 1.6
CTFC-180K 18 40 .18 2.5 1.6
CTFC-220K 22 40 .23 2.5 1.4
CTFC-250K 25 50 .50 2.5 1.3
CTFC-270K 27 50 .28 2.5 1.3
CTFC-330K 33 45 .34 2.5 1.2
CTFC-390K 39 45 .37 2.5 1.1
CTFC-470K 47 45 .50 2.5 1.0
CTFC-500K 50 40 1.1 2.5 1.0
CTFC-560K 56 40 .69 2.5 .95
CTFC-680K 68 40 .81 2.5 .90
CTFC-750K 75 40 1.2 2.5 .86
CTFC-820K 82 50 1.2 2.5 .86
CTFC-101K 100 80 1.6 .79 .70
CTFC-121K 120 70 1.7 .79 .65
CTFC-151K 150 70 1.8 .79 .60
CTFC-181K 180 70 2.1 .79 .58
CTFC-221K 220 50 2.1 .79 .49
CTFC-251K 250 40 2.7 .79 .49
CTFC-271K 270 50 2.5 .79 .45
CTFC-331K 330 50 3.3 .79 .41
CTFC-391K 390 45 3.4 .79 .39
CTFC-471K 470 40 5.3 .79 .35
CTFC-501K 500 35 3.3 .79 .34
CTFC-561K 560 40 5.4 .79 .32
CTFC-681K 680 45 5.9 .79 .29
CTFC-751K 750 30 4.2 .79 .28
CTFC-821K 820 40 6.3 .79 .27
CTFC Series
From 1.0 µH to 10,000 µH
Not shown at actual size.
Characteristics
Operating Temperature: -20°C to +100°C
Inductance Tolerance: K = ±10%
Packaging: Bulk pack, 500 parts per bag
Marking: Color dots, EIA standard
Testing: Tested on an HP4285A at specified frequency
Leads: Soft copper and pre-tinned
Current Rating: Based on current flow and temperature rise
of 20°C maximum at 80°C ambient temperature
119
Volume Manufacturer of Quality Inductors, Chokes & Coils ©
www.ctparts.com
For more information contact our distributor:
Inductors Inc., 5 Technology Drive, Irvine, CA 92618
Inside US 800-533-8295 ●Outside US 949-623-2460 ●Fax 949-623-1401 5/16/00
Flat Coils
CTFC Series
Notes
Size A B C D E 24 AWG
Max. Typ. Nom.
mm 10.1 8.90 ± 1.30 3.81 ± 0.76 25.4 8.90 ± 1.30 0.5110
inches 0.40 0.35 ± 0.05 0.15 ± 0.03 1.00 0.35 ± 0.05 0.02010
Physical Dimensions
Ordering Info
Central Tech Q DCR Test Rated DC
Part Inductance Factor Max. Freq. Max.
Number (µH) Min. (ΩΩ) (MHz) (A)
CTFC-102K 1000 70 8.6 .25 .21
CTFC-122K 1200 70 10 .25 .21
CTFC-152K 1500 62 14 .25 .19
CTFC-182K 1800 62 16 .25 .17
CTFC-222K 2200 60 18 .25 .15
CTFC-252K 2500 60 18 .25 .14
CTFC-272K 2700 60 19 .25 .14
CTFC-332K 3300 50 22 .25 .13
CTFC-392K 3900 50 26 .25 .12
CTFC-472K 4700 50 29 .25 .11
CTFC-502K 5000 45 31 .25 .10
CTFC-602K 6000 35 31 .25 .10
CTFC-752K 7500 25 50 .25 .08
CTFC-103K 10000 25 70 .25 .07
