Lasting. Leaning. Leading 3L Electronic Corp. Web : http://www.3lcoil.com
35
.
1
DR SERIES
DR CORE WITH SELF-LEAD DESIGN.
Applications :
．TVs and Audio equipment.
．Telecommunication devices.
．Switching Power Supply.
． Other noise filter.
Shape and Dimensions (Dimensions are in mm) :
Item A Max. B C ±1.0 D1Max. F
DR0606 6.5 5.0±1.0 5.0±1.0 7.0 1.5
DR0707 7.5 5.0±1.0 6.0±1.0 8.0 1.5
DR0807 7.5 5.0±1.0 6.0±1.0 9.0 1.5
DR1010 10.5 10.0±2.0 8.0±1.0 11.5 1.5
DR1213 15.5 10.0±2.0 11.0±1.0 15.5 1.5
D Max(No sleeve type) E
6.5 (Refer to specification sheet)
7.5 (Refer to specification sheet)
8.5 (Refer to specification sheet)
11.0 (Refer to specification sheet)
15.0 (Refer to specification sheet)
Features :
．Low cost power inductors.
．Low inductance with high current.
．Best for the power supply line applications.
．Covered with UL tube.
:
DR 1010 – 4R7 K - UL
(1) (2) (3) (4) (5)
(1) Type: DR core with self-lead design.
(2) Style: Core OD=10mm; L=10mm.
(3) Inductance:”4R7” for 4.7uH.
(4) Inductance tolerance : K: ± 10%, M: ± 20%.
(5) UL: UL tube,black,125℃;No code no tube.
Test equipments:
Characteristics:
．Saturation Current (Isat): The current when the inductance ．L & Q: HP4285A or HP4284A.
becomes 20% lower than its initial value.(Ta=20℃). ．DCR : Millil-ohm meter.
(DR1010/DR1213 are 10%) ．SRF : HM9461 L-SRF meter or equivalent.
．Temperature Rise Current( Irms): The current when ．Electrical specifications at 25 ℃.
temperature of coil increase up to max.△T=25℃.
(Ta=20℃).
．Operating temperature ranges: -20 to 80℃.
Lasting. Leaning. Leading 3L Electronic Corp. Web : http://www.3lcoil.com
35
.
2
l DR0606 / 0707 / 0807 / 1010/ 1213 series
Part No. L
@1KHz
uH
Q
Min.
Q
Test
Freq.
SRF
Min.
(MHz)
DCR
(Ω)
Max.
Rated current (A)
Max
Size E
Ref.
I sat I rms
DR0606
-
1R0M
-
UL
1.0
20
7.96MHz
100
0.008
6.0
4.3
0.60
DR0606-1R5M-UL 1.5 20 7.96MHz 70 0.009 5.0 3.7 0.55
DR0606-2R2M-UL 2.2 20 7.96MHz 60 0.013 4.0 3.2 0.55
DR0606-3R3M-UL 3.3 20 7.96MHz 50 0.018 3.2 2.7 0.50
DR0606-4R7M-UL 4.7 20 7.96MHz 40 0.024 2.7 2.4 0.50
DR0707
-
1R0M
-
UL
1.0
10
7.96MHz
70
0.006
6.6
5.0
0.7
DR0707-1R5M-UL 1.5 10 7.96MHz 56 0.008 5.4 4.3 0.7
DR0707-2R2M-UL 2.2 10 7.96MHz 45 0.011 4.0 3.7 0.7
DR0707-3R3M-UL 3.3 10 7.96MHz 36 0.018 3.6 2.9 0.55
DR0707-4R7M-UL 4.7 10 7.96MHz 29 0.022 3.1 2.6 0.50
DR0707-6R8M-UL 6.8 10 7.96MHz 24 0.028 2.5 2.3 0.50
DR0707
-
100K
-
UL
10
20
2.52MHz
19
0.043
2.1
1.9
0.45
DR0707-150K-UL 15 20 2.52MHz 15 0.056 1.7 1.6 0.45
DR0707-220K-UL 22 20 2.52MHz 12 0.086 1.4 1.3 0.40
DR0807
-
2R2M
-
UL
2.2
10
7.96MHz
60
0.011
5.5
4.0
0.70
DR0807-3R3M-UL 3.3 10 7.96MHz 38 0.013 3.8 3.4 0.70
DR0807-4R7M-UL 4.7 10 7.96MHz 30 0.017 3.7 3.0 0.60
DR0807-6R8M-UL 6.8 10 7.96MHz 24 0.023 2.8 2.6 0.55
DR0807-100K-UL 10 20 2.52MHz 19 0.031 2.5 2.2 0.55
DR0807-150K-UL 15 20 2.52MHz 15 0.042 2.0 1.9 0.50
DR0807-220K-UL 22 20 2.52MHz 12 0.070 1.6 1.5 0.45
DR1010
-
3R3M
-
UL
3.3
10
7.96MHz
36
0.010
8.8
5.9
0.80
DR1010-4R7M-UL 4.7 10 7.96MHz 28 0.015 7.2 4.8 0.80
DR1010
-
6R8M
-
UL
6.8
10
7.96MHz
18
0.016
6.1
4.6
0.80
DR1010-100M-UL 10 20 2.52MHz 16 0.025 5.0 3.7 0.80
DR1010-150K-UL 15 20 2.52MHz 12 0.029 4.2 3.4 0.80
DR1010-220K-UL 22 20 2.52MHz 9.5 0.040 3.4 2.9 0.70
DR1010-330K-UL 33 30 2.52MHz 7.0 0.062 2.8 2.3 0.60
DR1010-470K-UL 47 30 2.52MHz 5.8 0.075 2.3 2.1 0.60
DR1010-680K-UL 68 20 2.52MHz 4.7 0.13 1.9 1.6 0.50
DR1010-101K-UL 100 20 796KHz 3.8 0.16 1.6 1.4 0.50
DR1213
-
100M
-
UL
1
0
20
2.52MHz
19
0.023
8.0
5.1
0.90
DR1213-150K-UL 15 20 2.52MHz 12 0.028 6.5 4.5 0.90
DR1213-220K-UL 22 20 2.52MHz 7.6 0.035 5.5 4.2 0.80
DR1213-330K-UL 33 20 2.52MHz 6.9 0.043 4.5 3.7 0.70
DR1213
-
470K
-
UL
47
20
2.52MHz
5.6
0.052
3.6
3.4
0.70
DR1213-680K-UL 68 20 2.52MHz 4.4 0.068 3.1 3.0 0.70
DR1213-101K-UL 100 20 796KHz 3.3 0.097 2.6 2.5 0.60
DR1213-151K-UL 150 20 796KHz 2.6 0.140 2.1 2.1 0.55
DR1213-221K-UL 220 20 796KHz 2.2 0.200 1.7 1.7 0.50
DR1213
-
331K
-
UL
330
20
796KHz
1.8
0.300
1.4
1.4
0.45
* 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.