Lasting. Leaning. Leading 3L Electronic Corp. Web : http://www.3lcoil.com
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MF SERIES
FILTER CHOKE WITH MOLDED CAP.
Applications :
．Televisions, VCD,DVD.
．Personal computer.
．Switching Power Supply.
． Telecommunication devices.
Shape and Dimensions (Dimensions are in mm) :
Item A±0.3 D±0.3
MF0709 9.5 7.8
MF0809 9.5 8.8
MF1112 12.2 11.2
Features : Product Identification :
．Encapsulated in a resin housing which adds to the
stability of the mounted part on a PCB.
MF 1112 – 472 K - TF
(1) (2) (3) (4) (5)
．Low DC Resistance and high current. (1) Type: Filter chokes with Molded cap.
．Best for the power supply line applications.
．High dimensional accuracy.
(2) Style: Outside size.
(3) Inductance: “472” for 4700uH.
．Meets UL 94V-0 flammability standard.
．Tape packaging for auto-insertion.
(4) Inductance tolerance : J: ± 5%, K: ± 10%, M: ± 20%
(5) Packing: “TF”: Tape; No code: Bulk.
Characteristics : Test equipments :
．Saturation Current (Isat): The current when the ．L: HP4284A Precision LCR meter @1kHz 0.25V
inductance becomes 20% lower than its initial value. ．Q: HP4285A Precision LCR meter.
(Ta=20℃). (MF1112 are 10%) ．DCR : Millil-ohm meter
．Temperature Rise Current( Irms): The current when ．SRF : HM9461 L-SRF meter or equivalent.
temperature of coil increase up to max.△T=25℃. ．Electrical specifications at 25 ℃
(Ta=20℃).
．Operating temperature ranges: -20 to 80℃.
Lasting. Leaning. Leading 3L Electronic Corp. Web : http://www.3lcoil.com
33
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2
l MF0709/ 0809 series
Part No. L
@1kHz
(uH)
Q
Min.
Q
Test
Freq.
SRF
Ref.
(MHz)
DCR
(Ω)
Max.
Rated current(A) Max.
I sat. I rm
MF0709-1R0M 1.0 10 7.96MHz 70 0.006 6.6 5.0
MF0709-1R5M 1.5 10 7.96MHz 56 0.008 5.4 4.3
MF0709-2R2M 2.2 10 7.96MHz 45 0.011 4.0 3.7
MF0709-3R3M 3.3 10 7.96MHz 36 0.018 3.6 2.9
MF0709-4R7M 4.7 10 7.96MHz 29 0.022 3.1 2.6
MF0709-6R8M 6.8 10 7.96MHz 7.6 0.17 0.96 0.94
MF0709-100K 10 20 2.52MHz 6.2 0.28 0.79 0.73
MF0709-150K 15 20 2.52MHz 5.0 0.33 0.66 0.67
MF0709-220K 22 20 2.52MHz 4.0 0.56 0.53 0.52
MF0709-330K 33 20 2.52MHz 3.2 0.72 0.44 0.46
MF0709-470K 47 20 2.52MHz 7.6 0.17 0.96 0.94
MF0709-680K 68 20 2.52MHz 6.2 0.28 0.79 0.73
MF0709-101K 100 20 796KHz 5.0 0.33 0.66 0.67
MF0709-151K 150 20 796KHz 4.0 0.56 0.53 0.52
MF0709-221K 220 20 796KHz 3.2 0.72 0.44 0.46
MF0709-331K 330 20 796KHz 2.5 1.10 0.36 0.37
MF0709-471K 470 20 796KHz 2.0 1.7 0.30 0.30
MF0709-681K 680 20 796KHz 1.7 2.3 0.25 0.26
MF0709102K 1000 70 252KHz 1.3 4.3 0.20 0.19
MF0709-152K 1500 50 252KHz 1.3 5.0 0.17 0.16
MF0809-2R2M 2.2 10 7.96MHz 60 0.011 5.5 4.0
MF0809-3R3M 3.3 10 7.96MHz 38 0.013 3.8 3.4
MF0809-4R7M 4.7 10 7.96MHz 30 0.017 3.7 3.0
MF0809
-
6R8M
6.8
10
7.96MHz
24
0.023
2.8
2.6
MF0809-100K 10 20 2.52MHz 19 0.031 2.5 2.2
MF0809-150K 15 20 2.52MHz 15 0.042 2.0 1.9
MF0809-220K 22 20 2.52MHz 12 0.070 1.6 1.5
MF0809-330K 33 20 2.52MHz 10 0.092 1.3 1.2
MF0809-470K 47 20 2.52MHz 8.2 0.13 1.1 1.0
MF0809-680K 68 20 2.52MHz 6.6 0.16 0.91 0.97
MF0809-101K 100 15 796KHz 5.4 0.23 0.75 0.81
MF0809-151K 150 15 796KHz 4.3 0.400 0.6 0.61
MF0809-221K 220 15 796KHz 3.5 0.53 0.50 0.53
MF0809-331K 330 15 796KHz 2.8 0.78 0.41 0.44
MF0809-471K 470 10 796KHz 2.3 1.0 0.34 0.39
MF0809-681K 680 10 796KHz 1.9 1.5 0.28 0.32
MF0809-102K 1000 20 252KHz 1.5 2.2 0.23 0.26
MF0809-152K 1500 30 252KHZ 1.2 3.5 0.18 0.21
Lasting. Leaning. Leading 3L Electronic Corp. Web : http://www.3lcoil.com
33
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3
l MF1112 series
Part No. L
@1kHz
(uH)
Q
Min.
Q
Test
Freq.
SRF
Ref.
(MHz)
(MHz)
DCR
(Ω)
Max.
Rated current (A) Max.
I sat I rms
MF1112-3R3M 3.3 10 7.96MHz 36 0.010 8.8 5.9
MF1112-4R7M 4.7 10 7.96MHz 28 0.015 7.2 4.8
MF1112-6R8M 6.8 10 7.96MHz 18 0.016 6.1 4.6
MF1112-100M 10 20 2.52MHz 16 0.025 5.0 3.7
MF1112-150M 15 20 2.52MHz 12 0.029 4.2 3.4
MF1112-220K 22 20 2.52MHz 9.5 0.040 3.4 2.9
MF1112-330K 33 30 2.52MHz 7.0 0.062 2.8 2.3
MF1112-470K 47 30 2.52MHz 5.8 0.075 2.3 2.1
MF1112-680K 68 20 2.52MHz 4.7 0.13 1.9 1.6
MF1112-101K 100 20 796KHz 3.8 0.16 1.6 1.4
MF1112-151K 150 20 796KHz 3.1 0.26 1.3 1.1
MF1112-221K 220 20 796KHz 2.5 0.33 1.1 1.0
MF1112-331K 330 20 796KHz 2.0 0.52 0.88 0.82
MF1112-471K 470 10 796KHz 1.6 0.66 0.75 0.72
MF1112-681K 680 10 796KHz 1.3 1.1 0.61 0.56
MF1112-102J 1000 20 252KHz 1.1 1.4 0.51 0.50
MF1112-152J 1500 30 252KHz 0.82 2.4 0.43 0.38
MF1112-222J 2200 20 252KHz 0.76 3.2 0.35 0.33
MF1112-332J 3300 30 252KHz 0.64 4.9 0.28 0.26
MF1112-472J 4700 30 252KHz 0.54 7.6 0.24 0.21
MF1112-682J 6800 30 252KHz 0.45 9.8 0.20 0.18
MF1112-103J 10000 30 79.6KHz 0.38 18 0.17 0.14
MF1112-153J 15000 50 79.6KHz 0.29 24 0.13 0.12
* Due to the limited space, the catalogue shows the typical specifications only. For more specific details ( characteristics graph, reliability, and others),
kindly invite you to access 3L official website www.3lcoil.com for better known.
