KQC
high current inductor
EU
features
•
•
•
•
Low DC resistance and high allowable DC current
Low profile style 0.027 inches (0.7mm) typical
Suitable for reflow soldering
Marking: KQC0603: Black body color with no marking
KQC0402: White body color with no marking
•
Products with lead-free terminations meet
EU RoHS requirements
inductors
dimensions and construction
0402, 0403
W
Size
Code
L
L
Dimensions
inches
(mm)
Ht
W
H
P
Flat Top Film
H
ht
Inner
Coating
Magnetic
Wire
0603
L
W
Flat Top Film
Inner Coating
H
ht
P
Magnetic
Wire
Ceramic
Core
Electrode
P
0402
0603
.039±.004 .020±.004 .022±.004 .006±.004 .008±.004
(1.0±0.1) (0.5±0.1) (0.55±0.1) (0.15±0.1) (0.2±0.1)
.063±.004 .041±.008 .028±.004 .008±.006 .015±.004
(1.6±0.1) (1.05±0.2) (0.7±0.1) (0.2±0.15) (0.37±0.1)
Ceramic Core
Electrode
ordering information
New Part #
KQC
Type
0603
Size Code
0402
0603
T
Termination
Material
T: Sn
TE
Packaging
TP: 2mm pitch paper
(0402: 10,000 pieces/reel)
TE: 4mm pitch embossed
plastic (0603:
(2,000 pieces/reel)
TD: 4mm pitch paper
(0402: 2,000 pieces/reel)
12N
Nominal
Inductance
3 digits
10N: 10nH
R10: 0.1µH
1R0: 1.0µH
J
Tolerance
B: ±0.1nH
C: ±0.2nH
G: ±2%
J: ±5%
For further information on
packaging, please refer to Appendix A.
Specifications given herein may be changed at any time without prior notice. Please confirm technical specifications before you order and/or use.
12/16/11
198
KOA Speer Electronics, Inc.
• 199 Bolivar Drive • Bradford, PA 16701 • USA • 814-362-5536 • Fax: 814-362-8883 • www.koaspeer.com
KQC
high current inductor
applications and ratings
Part
Designation
KQC0402T**1N4*
KQC0402T**1N5*
KQC0402T**1N6*
KQC0402T**1N7*
KQC0402T**2N5*
KQC0402T**2N7*
KQC0402T**3N0*
KQC0402T**3N3*
KQC0402T**3N9*
KQC0402T**4N3*
KQC0402T**4N7*
KQC0402T**6N2*
KQC0603TTE1N2*
KQC0603TTE2N7*
KQC0603TTE4N7*
KQC0603TTE5N6*
KQC0603TTE7N5*
KQC0603TTE8N2*
KQC0603TTE10N*
KQC0603TTE12N*
KQC0603TTE15N*
KQC0603TTE18N*
KQC0603TTE22N*
KQC0603TTE27N*
Nominal
Inductance
(nH)
1.4
1.5
1.6
1.7
2.5
2.7
3.0
3.3
3.9
4.3
4.7
6.2
1.2
2.7
4.7
5.6
7.5
8.2
10
12
15
18
22
27
250
250
C: ±0.2nH
29
L
Measuring
Frequency
Inductance
Tolerance
Q
Quality
Factor
Minimum
Q
Measuring
Frequency
(MHz)
Self Resonant
Frequency
Minimum
(GHz)
11.0
B: ±0.1nH%
25
10.0
9.6
8.5
250
8.0
7.2
6.6
7.3
7.0
6.6
5.6
6.0
J: ±5%
5.5
250
4.0
3.0
G: ±2%
J: ±5%
2.5
0.045
0.065
0.055
0.065
0.090
0.100
0.120
1.50
1.25
1.40
1.25
1.20
1.10
1.00
0.019
1.40
DC
Resistance
Maximum
(Ω)
Allowable
DC Current
Maximum
(A)
27
0.036
0.045
0.020
0.025
0.035
1.00
0.90
2.25
2.00
1.80
30
18
35
* Add tolerance character (B, C, J, G)
** Add packaging character (TD, TP)
For complete environmental specifications, please refer to www.koaspeer.com
environmental applications
Performance Characteristics
Parameter
Resistance to Soldering Heat
Requirements Maximum
∆L/L
Limit
Typical
No significant abnormality
in appearance
∆
L/L: ±5%,
∆
Q/Q: ±10%
No significant abnormality
in appearance
∆
L/L: ±5%,
∆
Q/Q: ±10%
No significant abnormality
in appearance
∆
L/L: ±5%,
∆
Q/Q: ±10%
No significant abnormality
in appearance
∆
L/L: ±5%,
∆
Q/Q: ±10%
No significant abnormality
in appearance
∆
L/L: ±5%,
∆
Q/Q: ±10%
No damage and marking shall
remain legible
∆
L/L: ±1.2% 260°C ± 5°C, 10s ± 1s
∆
Q/Q: ±2.7%
∆
L/L: ±1.9% -40°C (30min.)/ +125°C (30min.) 100 cycles
∆
Q/Q: ±3.9%
∆
L/L: ±2.0% -40°C ± 2°C, 1000h
∆
Q/Q: ±4.1%
∆
L/L: ±1.8% 125°C ± 2°C, 1000h
∆
Q/Q: ±3.3%
∆
L/L: ±1.7% 40°C ± 2°C, 90%~95%RH, 1000h
∆
Q/Q: ±3.3%
—
Test Method
Rapid Change of Temperature
Low Temperature Exposure
High Temperature Exposure
Moisture Exposure
Resistance to Solvent
Accordance with MIL-STD 202F Method 215
Specifications given herein may be changed at any time without prior notice. Please confirm technical specifications before you order and/or use.
12/31/10
KOA Speer Electronics, Inc.
• 199 Bolivar Drive • Bradford, PA 16701 • USA • 814-362-5536 • Fax: 814-362-8883 • www.koaspeer.com
199
inductors
0.028
1.20
DIY/Open Source Hardware
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