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001-06 / 20061024 / e531_vlf3010a.fm

• All specifications are subject to change without notice.

TYPICAL ELECTRICAL CHARACTERISTICS

INDUCTANCE CHANGE vs. DC SUPERPOSITION

CHARACTERISTICS

IMPEDANCE vs. FREQUENCY CHARACTERISTICS

INDUCTANCE vs. FREQUENCY CHARACTERISTICS

Q vs. FREQUENCY CHARACTERISTICS

• Test equipment: YHP4194A IMPEDANCE/GAIN-PHASE ANALYZER(10kHz to 40MHz)

TEST CIRCUIT

0

5

10

15

35

30

25

20

4.7

µH

22

µH

0

0.2

0.4

0.6

0.8

0.1

0.3

0.5

0.7

DC current (A)

0.1

1

10

100

1000

10000

40

100

1000

10000

100000

Frequency(kHz)

100000

2.2

µH

4.7

µH

10

µH

22

µH

0

80

60

40

20

70

50

30

10

40

100

1000

10000

100000

Frequency(kHz)

2.2

µH

4.7

µH

10

µH

22

µH

40

100

1000

10000

100000

Frequency(kHz)

0

50

40

30

20

10

2.2

µH

4.7

µH

10

µH

22

µH

1: LCR meter 4285A=100kHz

2: DC constant current

1

2

A

C=20,000

µF

L=0.1H

Sample