Document 422-2
Chip Inductors – 0402AF Series
Typical Q vs Frequency
Typical L vs Frequency
16
1000
560 nH
14
560 nH
270 nH
100 nH
12
100 nH
100
56 nH
20 nH
10
8
56 nH
270 nH
20 nH
6
10
4
2
0
1
1
10
100
0.001
0.01
0.1
1
10
Frequency (GHz)
Frequency (MHz)
B
H
overall
Typical Impedance vs Frequency
10000
C
Pick and
place
F
G
F
E
E
material
560 nH
270 nH
A
1000
100
10
100 nH
56 nH
Terminal wraparound:
approx 0.007/0,18 both ends
D
20 nH
Recommended
Land Pattern
terminal
Amax2 Bmax Cmax3
0.044 0.026 0.026 0.020 0.009 0.017 0.018 0.026 inches
1,12 0,66 0,66 0,51 0,23 0,43 0,46 0,66 mm
D
E
F
G
H
Notes: 1. Unless otherwise indicated, all dimensions are nominal.
2. Length dimension (A) is before optional solder application. Maximum
dimension including solder is 0.045 in / 1.143 mm.
1
3. Height dimension (C) is before optional solder application. For maxi-
0.1
mum height dimension including solder, add 0.006 in / 0,152 mm.
0.001
0.01
0.1
1
10
Frequency (GHz)
Designer’s Kit C397 contains 20 each of all values
Core material Ferrite
Terminations RoHS compliant gold over nickel over silver-palladium-
glass frit. Other terminations available at additional cost.
Weight 0.9 – 1.1 mg
Ambient temperature –40°C to +85°C with Irms current
Maximum part temperature +100°C (ambient + temp rise).
Storage temperature Component: –40°C to +100°C.
Tape and reel packaging: –40°C to +80°C
Resistance to soldering heat Max three 40 second reflows at
+260°C, parts cooled to room temperature between cycles
Temperature Coefficient of Inductance (TCL) +25 to +150 ppm/°C
Moisture Sensitivity Level (MSL) 1 (unlimited floor life at <30°C /
85% relative humidity)
Packaging 2000 or 5000 or 10000 per 7″ reel.
Paper tape: 8 mm wide, 0.68 mm thick, 2 mm pocket spacing
PCB washing Tested to MIL-STD-202 Method 215 plus an additional
aqueous wash. See Doc787_PCB_Washing.pdf.
Document 422-2 Revised 08/06/21
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© Coilcraft Inc. 2022
This product may not be used in medical or high
risk applications without prior Coilcraft approval.
Specification subject to change without notice.
Please check web site for latest information.