RoHS
LT20
Ferrite Core Chip Inductors Low Profile
Dimensions:
Inches
(mm)
Allied
Part
Number
LT20-1R0K-RC
LT20-1R2K-RC
LT20-1R5K-RC
LT20-1R8K-RC
LT20-2R2K-RC
LT20-2R7K-RC
LT20-3R3K-RC
LT20-3R9K-RC
LT20-4R7K-RC
LT20-5R6K-RC
LT20-6R8K-RC
LT20-8R2K-RC
LT20-100K-RC
LT20-120K-RC
LT20-150K-RC
LT20-180K-RC
LT20-220K-RC
Inductance
(µh)
1.0
1.2
1.5
1.8
2.2
2.7
3.3
3.9
4.7
5.6
6.8
8.2
10
12
15
18
22
Tolerance
(%)
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
Q
Typ.
20
20
20
20
20
20
20
20
20
20
20
20
16
16
16
16
16
L, Q Test
Freq.
(MHz)
7.96/7.96
7.96/7.96
7.96/7.96
7.96/7.96
7.96/7.96
7.96/7.96
7.96/7.96
7.96/7.96
7.96/7.96
7.96/7.96
7.96/7.96
7.96/7.96
2.52/2.52
2.52/2.52
2.52/2.52
2.52/2.52
2.52/2.52
SRF
Min.
(MHz)
350
330
310
290
270
265
195
170
155
125
110
100
85
70
65
55
50
DCR
Max.
(Ω)
0.45
0.49
0.68
0.72
1.02
1.15
1.20
1.23
1.48
1.65
1.68
1.88
2.90
3.05
3.45
4.79
5.20
IDC
(mA)
1500
1300
1200
1150
1020
1000
970
910
880
820
750
700
610
540
500
420
350
Features
• Low Profile only 1.05mm max height
• Exceptional Q values
• Wide inductance range
Electrical
Inductance Range:
1.0µh ~ 22µh
Tolerance:
10% over entire range also
available in tighter tolerances
Operating Temp:
-25ºC ~ +85ºC
IDC:
Current at which inductance drops 10%
from its initial value without current.
L/Q:
Test OSC @ 200mV
Resistance to Soldering Heat
Pre-Heat 150ºC, 1 minute.
Solder Composition:
Sn/Ag3.0/Cu0.5
Solder Temp:
260ºC ± 5ºC for 10 sec ± 1 sec.
l
Test Equipment
(L/Q):
HP4286A / HP4287A / Agilent E4991A
(RDC):
Chen Hwa 502BC
(IDC):
HP4284A + HP42841A / HP4285A +
HP42841A
(SRF):
HP8753D / Agilent E4991
All specifications subject to change without notice.
Physical
Packaging:
2000 pieces per 7 inch reel.
Marking:
3 Dot color code system
714-665-1140
ALLIED COMPONENTS INTERNATIONAL
REVISED 12/19/08
www.alliedcomponents.com
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