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O05E7.pdf 02.3.28
Chip Coils
High-frequency Winding Type LQH31H Series
2.3±0.2
1.6±0.2
s
Features
The LQH31H series is wound type chip inductor with
ferrite core. Its high Q values from 30MHz to 150MHz
and low DC resistance are suitable in high frequency
resonator.
1.8±0.2
3.2±0.3
1.6±0.2
5
Inductance
(nH)
54
±10%
95
±10%
145
±5%
145
±10%
215
±5%
215
±10%
290
±5%
290
±10%
390
±5%
390
±10%
500
±5%
500
±10%
610
±5%
610
±10%
750
±5%
750
±10%
880
±5%
880
±10%
Test Frequency
(MHz)
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
Rated
Current
(mA)
920
790
700
700
520
520
420
420
330
330
260
260
250
250
190
190
180
180
DC Resistance
(ohm)
0.035
±30%
0.047
±30%
0.061
±30%
0.061
±30%
0.11
±30%
0.11
±30%
0.17
±30%
0.17
±30%
0.26
±30%
0.26
±30%
0.44
±30%
0.44
±30%
0.48
±30%
0.48
±30%
0.79
±30%
0.79
±30%
0.86
±30%
0.86
±30%
Q
(min.)
50
60
60
60
60
60
60
60
60
60
60
60
60
60
60
60
60
60
(in mm)
0.7min
0.7min
0.7min
Part Number
LQH31HN54NK01
LQH31HN95NK01
LQH31HNR14J01
LQH31HNR14K01
LQH31HNR21J01
LQH31HNR21K01
LQH31HNR29J01
LQH31HNR29K01
LQH31HNR39J01
LQH31HNR39K01
LQH31HNR50J01
LQH31HNR50K01
LQH31HNR61J01
LQH31HNR61K01
LQH31HNR75J01
LQH31HNR75K01
LQH31HNR88J01
LQH31HNR88K01
Test Frequency
(MHz)
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
Self Resonance
Frequency
(MHz)
800 min.
650 min.
500 min.
500 min.
430 min.
430 min.
360 min.
360 min.
300 min.
300 min.
270 min.
270 min.
240 min.
240 min.
220 min.
220 min.
200 min.
200 min.
EIA
1206
1206
1206
1206
1206
1206
1206
1206
1206
1206
1206
1206
1206
1206
1206
1206
1206
1206
Operating Temp. Range : -25°C to 85°C
s
Q-Frequency Characteristics
100
R21
80
R88
60
Q
40
54N
20
0
1
5
10
50
100
500
1000
Frequency (MHz)
26
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