© Coilcraft, Inc. 2009
1812LS (4532) Chip Inductors
Specifications subject to change without notice.
Please check our website for latest information.
Document 106-2
Document 106-2
Revised 10/06/08
ABCD
max
max
max
ref
E
F
G
H
I
J
0.195 0.150 0.135 0.070 0.100 0.025 0.128 0.120 0.045 0.118 inches
4,95
3,81
3,43
1,78
2,54
0,64
3,25
3,05
1,14
3,00 mm
A
B
overall
F
I
I
G
D
E
terminal
F
J
C
H
Terminal wraparound:
approx 0.015/0,38 both ends
Recommended
Land Pattern
Typical Q vs Frequency
Typical L vs Current
10000
1000
100
10
1
10
DC Current (mA)
100
1000
1000 µH
330 µH
100 µH
33 µH
12 µH
Frequency (MHz)
0.1
60
50
40
30
20
10
0
0.2 0.3 0.4
0.6
1
2
4
5
38
610
0.79 MHz
2.5 MHz
1000 µH
560 µH
82 µH
270 µH
33 µH
18 µH
12 µH
Irms Derating
-40
-20
0
20
40
60
80
100
120
Ambient temperature (°C)
120
110
100
90
80
70
60
50
40
30
20
10
0
Designer’s Kit C314 contains 10 of each value
Core material Ferrite
Terminations RoHS compliant silver-palladium-platinum-glass frit.
Other terminations available at additional cost.
Weight 142 – 171 mg
Ambient temperature –40°C to +85°C with
Irms current, +85°C to
+100°C with derated current
Storage temperature Component: –40°C to +100°C.
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) +200 to +700 ppm/°C
Moisture Sensitivity Level (MSL) 1 (unlimited floor life at <30°C /
85% relative humidity)
Failures in Time (FIT) / Mean Time Between Failures (MTBF)
One per billion hours / one billion hours, calculated per Telcordia SR-332
Packaging 600/7
″ reel; 2200/13″ reel. Plastic tape: 12 mm wide,
0.3 mm thick, 8 mm pocket spacing, 3.7 mm pocket depth
PCB washing Only pure water or alcohol recommended
English ▼
English
Chinese
German
Japanese
Russian
Korean
Spanish
French
Italian
Portuguese
Polish
Vietnamese
Indian
Mexican
British
New Zealand
