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002-06 / 20080701 / e512_el0405.fm
• All specifications are subject to change without notice.
TYPICAL ELECTRICAL CHARACTERISTICS
INDUCTANCE CHANGE vs. DC SUPERPOSITION
CHARACTERISTICS
INDUCTANCE CHANGE vs. TEMPERATURE
CHARACTERISTICS
Q vs. FREQUENCY CHARACTERISTICS
DC current(mA)
1
10
5
1
100
1000
500
50
10000
5000
5
10
50
500
100
1000
Inductance
(
µ
H
)
150
µ
H
100
µ
H
47
µ
H
18
µ
H
8.2
µ
H
4.7
µ
H
470
µ
H
A
L=0.1H
5A
C=20000
µ
F
Test circuit
DC
LCR meter
Specimen
YHP model-4275A or equivalent
0
20
2
3
1
–2
–3
–1
40
60
80
∆
L/
L
( %
)
Temperature(˚C)
–20
47
µ
H
3.3
µ
H
470
µ
H
3.3
µ
H
47
µ
H
470
µ
H
Test terminal: Measuring at after the correction
Cycle: +20˚C
→
+80˚C
→
+20˚C
→
–20˚C
Temperature: Kept stabilized for 30+5, –0min each
Measuring frequency
3.3
µ
H: 1MHz
47
µ
H: 1MHz
470
µ
H: 50kHz
Test equipment:
LCR METER YHP4275A
Frequency(MHz)
0.1
1
0.5
10
5
10
20
50
100
200
500
1000
Q
100
50
0.47
µ
H
4.7
µ
H
47
µ
H
470
µ
H
Test equipment: Q METER YHP4340A
