Cautions and Warnings
Please be noted that this spec is only for reference if you have projects
designed with the product number listed in. If you are looking for new
project design-in, please find BWQC Series specification/datasheet on
Chilisin website. Or you may find our sales contact for more information on
old part number at your convenience. Appreciated your attention and
understanding.
Note: Please be sure to request approval specifications that provide further details of the products.
Kindly note that the content of these specifications are subject to change or may be discontinued
without prior notice. This product may not be designed/used in medical or high risk applications
without Chilisin approval. Please contact our sales department before ordering.
SMD Wire Wound Ferrite Chip Inductors - SQC Series
SQC Series
The SQC Series is a type of miniature wire-wound chip inductor
designed on a special ferrite core. They are excellent for use in DC
power supply circuits.
Features
Applications
RoHS compliant
Personal computers
Low DC resistance, high current capacity, and high impedance
Disk drives and computer peripherals
Pagers, cordless phone
characteristics
Excellent solder heat resistance
DC power supply circuit
Both flow and reflow soldering methods can be employed
Available in 4 sizes
Product Identification
Packaging: T:Tape and Reel
Packaging: T:Tape and Reel
Shape and Dimensions
SQC322520 & SQC322520LT
SQC322517 & SQC322517HP
SQC453226
Dimensions in mm
TYPE
A
B
C
D
E
F
G
SQC322517
3.2 ± 0.3
2.5 ± 0.2
1.55± 0.15
2.5 ± 0.2
2.5 ± 0.2
0.9 ± 0.3
1.3 ± 0.2
SQC322517HP
3.2 ± 0.3
2.5 ± 0.2
1.55± 0.15
2.5 ± 0.2
2.5 ± 0.2
0.95 ± 0.3
1.2 ± 0.2
SQC322520
3.2 ± 0.3
2.5 ± 0.2
2.0 ± 0.2
-
-
-
-
SQC322520LT
3.2 ± 0.3
2.5 ± 0.2
2.0 ± 0.2
-
-
-
-
SQC453226
4.5 ± 0.3
3.6 ± 0.2
2.6 ± 0.2
3.2 ± 0.2
3.2 ± 0.2
3.2 ± 0.2
-
SMD Wire Wound Ferrite Chip Inductors - SQC Series
Recommended Pattern
SQC322517 & SQC322517HP
SQC322520 & SQC322520LT & SQC453226
Dimensions in mm
TYPE
A
B
C
D
E
SQC322517
5.5
1.0
1.3
1.0
2.0
SQC322517HP
5.5
1.0
1.3
1.0
2.0
SQC322520
5.5
1.0
1.3
1.0
2.0
SQC322520LT
5.5
1.0
1.3
1.0
2.0
SQC453226
7.5
1.5
1.5
1.5
3.0
SMD Wire Wound Ferrite Chip Inductors – SQC Series
Electrical Characteristics
Inductance
Tolerance
(uH)
(±%)
SQC322517T-2R2□-N
2.2
20
SQC322517T-3R3□-N
3.3
20
SQC322517T-6R8□-N
6.8
SQC322517T-100□-N
10
SQC322517T-220□-N
22
SQC322517T-101□-N
100
Part Number
Test
SRF
RDC
Rated current
(MHz) Min
(Ω±30%)
(mA)
1
64
0.097
790
1
50
0.12
710
20
1
32
0.25
540
20 / 10
1
26
0.30
350
20 / 10
1
19
0.71
250
20 / 10
1
10
3.50
100
Frequency
(MHz)
Note: When ordering, please specify tolerance code. Tolerance : K=±10% , M=±20%
Operating temperature range-25℃~125℃(Including self - temperature rise)
Rated Current for Inductance drop 10% from its value with current
Measure Equipment:
L:Agilent HP4192A
SRF:Agilent HP4287A
RDC:Chroma 16502
Please be sure to request approval specifications that provide further details of the products. Kindly note that the content of these
specifications are subject to change or may be discontinued without prior notice. This product may not be designed/used in
medical or high risk applications without Chilisin approval. Please contact our sales department before ordering.
SMD Wire Wound Ferrite Chip Inductors – LS Series
Electrical Characteristics
Inductance
Tolerance
(uH)
(±%)
SQC322517HP-R47□-N
0.47
30
SQC322517HP-1R0□-N
1.0
30
SQC322517HP-1R5□-N
1.5
SQC322517HP-2R2□-N
2.2
SQC322517HP-3R3□-N
3.3
SQC322517HP-4R7□-N
SQC322517HP-6R8□-N
Test
SRF
RDC
Rated current
(MHz) Min
(Ω±20%)
(mA)
Irms
(mA)
1
100
0.030
3400
2550
1
100
0.045
2300
2050
30
1
70
0.057
1750
1750
30 / 20
1
70
0.076
1550
1600
30 / 20
1
50
0.120
1250
1200
4.7
30 / 20
1
40
0.180
1000
1000
6.8
30 / 20
1
40
0.240
850
850
SQC322517HP-100□-N
10
30 / 20
1
30
0.380
750
700
SQC322517HP-150□-N
15
30 / 20
1
25
0.700
550
500
SQC322517HP-220□-N
22
30 / 20
1
20
0.810
500
450
SQC322517HP-330□-N
33
30 / 20
1
14
1.050
360
320
SQC322517HP-470□-N
47
30 / 20
1
11
1.480
280
240
Part Number
Frequency
(MHz)
Note: When ordering, please specify tolerance code. Tolerance : M=±20% , T=±30%
Operating temperature range-25℃~125℃(Including self - temperature rise)
Rated Current:Self temperature rise shall be limited to 40℃ Max Inductance drop 30% typ.
Measure Equipment:
L:Agilent HP4192A
SRF:Agilent HP4291A
RDC:Chroma 16502
Please be sure to request approval specifications that provide further details of the products. Kindly note that the content of these
specifications are subject to change or may be discontinued without prior notice. This product may not be designed/used in
medical or high risk applications without Chilisin approval. Please contact our sales department before ordering.
SMD Wire Wound Ferrite Chip Inductors – SQC Series
Electrical Characteristics
Inductance
Tolerance
(uH)
(±%)
SQC322520T-R47□-N
0.47
20
SQC322520T-1R0□-N
1.0
20
SQC322520T-2R2□-N
2.2
SQC322520T-3R3□-N
3.3
SQC322520T-3R9□-N
3.9
SQC322520T-4R7□-N
SQC322520T-6R8□-N
Test
SRF
RDC
Rated current
(MHz) Min
(Ω±30%)
(mA)
1
150
0.042
1100
1
96
0.09
1000
20
1
64
0.13
600
20 / 10
1
60
0.15
600
20
1
50
0.16
500
4.7
20
1
43
0.20
450
6.8
20
1
30
0.26
400
SQC322520T-100□-N
10
20 / 10
1
26
0.44
300
SQC322520T-150□-N
15
20 / 10
1
22
0.55
350
SQC322520T-220□-N
22
20 / 10
1
19
0.71
250
SQC322520T-270□-N
27
20 / 10
1
15
0.90
230
SQC322520T-330□-N
33
20 / 10
1
15
1.10
200
SQC322520T-470□-N
47
20 / 10
1
15
1.30
170
SQC322520T-560□-N
56
20 / 10
1
12
2.30
150
SQC322520T-101□-N
100
20 / 10
1
10
3.50
100
SQC322520T-151□-N
150
20 / 10 / 5
1
7
6.00
80
SQC322520T-221□-N
220
20 / 10 / 5
1
6.8
8.40
70
SQC322520T-271□-N
270
20 / 10
1
6
10.0
65
SQC322520T-331□-N
330
20 / 10 / 5
1
5.6
10.0
60
SQC322520T-391□-N
390
20 / 10
1
5
17.0
60
SQC322520T-471□-N
470
20 / 10
0.001
5
19.0
60
SQC322520T-561□-N
560
20 / 10
0.001
5
22.0
60
Part Number
Frequency
(MHz)
Note: When ordering, please specify tolerance code. Tolerance : J=±5% , K=±10% , M=±20%
Operating temperature range-25℃~125℃(Including self - temperature rise)
Rated Current:Self temperature rise shall be limited to 35℃ Max Inductance drop 10% typ.
Measure Equipment:
L:Agilent HP4192A
SRF:Agilent HP4291A
RDC:Chroma 16502
Rate Current:HP4284A+HP42841A
Please be sure to request approval specifications that provide further details of the products. Kindly note that the content of these
specifications are subject to change or may be discontinued without prior notice. This product may not be designed/used in
medical or high risk applications without Chilisin approval. Please contact our sales department before ordering.
SMD Wire Wound Ferrite Chip Inductors – SQC Series
Electrical Characteristics (LOW DCR Type)
Inductance
Tolerance
(uH)
(±%)
SQC322520LT-R15□-N
0.15
20
SQC322520LT-R27□-N
0.27
20
SQC322520LT-R47□-N
0.47
SQC322520LT-1R0□-N
1.0
SQC322520LT-1R5□-N
Test
SRF
RDC
Rated current
(MHz) Min
(Ω±30%)
(mA)
1
400
0.028
1450
1
250
0.034
1250
20
1
150
0.042
1100
20
1
100
0.060
1000
1.5
20
1
85
0.085
900
SQC322520LT-2R2□-N
2.2
20
1
64
0.097
790
SQC322520LT-3R3□-N
3.3
20
1
55
0.13
700
SQC322520LT-4R7□-N
4.7
20 / 10
1
43
0.15
650
SQC322520LT-6R8□-N
6.8
20
1
30
0.21
600
SQC322520LT-100□-N
10
20 / 10
1
26
0.30
450
Part Number
Frequency
(MHz)
Note: When ordering, please specify tolerance code. Tolerance : K=±10% , M=±20%
Operating temperature range-40℃~125℃(Including self - temperature rise)
Rated Current:Self temperature rise shall be limited to 35℃ Max Inductance drop 10% typ.
Measure Equipment:
L:Agilent HP4192A
SRF:Agilent HP4291A
RDC:Chroma 16502
Rate Current:HP4284A+HP42841A
Please be sure to request approval specifications that provide further details of the products. Kindly note that the content of these
specifications are subject to change or may be discontinued without prior notice. This product may not be designed/used in
medical or high risk applications without Chilisin approval. Please contact our sales department before ordering.
SMD Wire Wound Ferrite Chip Inductors – SQC Series
Electrical Characteristics
Inductance
Tolerance
(uH)
(±%)
SQC453226T-1R0□-N
1.0
20
SQC453226T-1R5□-N
1.5
20
SQC453226T-1R8□-N
1.8
SQC453226T-2R2□-N
2.2
SQC453226T-3R3□-N
3.3
SQC453226T-4R7□-N
SQC453226T-6R8□-N
Test
SRF
RDC
Rated current
(MHz) Min
(Ω) Max
(mA)
1
100
0.08
1080
1
85
0.09
1000
20
1
65
0.10
900
20 / 10
1
60
0.11
900
20
1
47
0.13
800
4.7
20 / 10
1
35
0.15
750
6.8
20 / 10
1
30
0.20
720
SQC453226T-100□-N
10
20 / 10 / 5
1
23
0.24
650
SQC453226T-150□-N
15
20 / 10 / 5
1
20
0.32
570
SQC453226T-220□-N
22
20 / 10 / 5
1
15
0.60
420
SQC453226T-330□-N
33
20 / 10 / 5
1
12
1.0
310
SQC453226T-470□-N
47
20 / 10 / 5
1
10
1.1
280
SQC453226T-680□-N
68
20 / 10 / 5
1
8.4
1.7
220
SQC453226T-101□-N
100
20 / 10 / 5
1
6.8
2.2
190
SQC453226T-151□-N
150
20 / 10 / 5
1
5.5
3.5
130
SQC453226T-221□-N
220
20 / 10 / 5
1
4.5
4.0
110
SQC453226T-331□-N
330
20 / 10 / 5
1
3.6
6.8
100
SQC453226T-471□-N
470
20 / 10 / 5
1
3.0
8.5
90
SQC453226T-561□-N
560
20 / 10 / 5
0.001
2.5
10.4
80
SQC453226T-681□-N
680
20 / 10 / 5
0.001
2.2
14.7
70
SQC453226T-821□-N
820
20 / 10 / 5
0.001
2.0
20.0
60
SQC453226T-102□-N
1000
20 / 10 / 5
0.001
2.0
27.9
50
SQC453226T-152□-N
1500
20 / 10 / 5
0.001
1.8
35.0
40
Part Number
Frequency
(MHz)
Note: When ordering, please specify tolerance code. Tolerance : J=±5% , K=±10% , M=±20%
Operating temperature range-40℃~125℃(Including self - temperature rise)
Rated Current:Self temperature rise shall be limited to 35℃ Max Inductance drop 10% typ.
Measure Equipment:
L:Agilent HP4192A
SRF:Agilent HP4291A
RDC:Chroma 16502
Rate Current:HP4284A+HP42841A
Please be sure to request approval specifications that provide further details of the products. Kindly note that the content of these
specifications are subject to change or may be discontinued without prior notice. This product may not be designed/used in
medical or high risk applications without Chilisin approval. Please contact our sales department before ordering.
SMD Wire Wound Ferrite Chip Inductors - SQC Series
Packaging Specifications
Tape Dimensions
Tape Material
Reel Dimensions
Dimensions in mm
Tape Dimensions
Reel Dimensions
Quantity
TYPE
A0
B0
K0
D
E
W
P
P0
P2
A
B
C
D
PCS / REEL
SQC322517
2.85
3.56
1.80
1.55
1.75
8
4
4
2
178
60
9
1.5
2000
SQC322517HP
2.85
3.56
1.80
1.55
1.75
8
4
4
2
178
60
9
1.5
2000
SQC322520
2.90
3.60
2.25
1.5
1.75
8
4
4
2
178
60
9
1.5
2000
SQC322520LT
2.90
3.60
2.25
1.5
1.75
8
4
4
2
178
60
9
1.5
2000
SQC453226
3.60
4.90
3.00
1.5
1.75
12
8
4
2
178
60
13.2
1.5
500
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