TDK EL Series EL0405 specifications Typical Electrical Characteristics, Lcr

TYPICAL ELECTRICAL CHARACTERISTICS

INDUCTANCE CHANGE vs. DC SUPERPOSITION

CHARACTERISTICS

10000
Test circuit L=0.1H C=20000∝F			meter
5000	A	5A
DC		Specimen	LCR
YHP model-4275A or equivalent
1000
470∝H
500

)
∝H		150∝H
(
Inductance	100	100∝H
	50	47∝H
		18∝H
	10	8.2∝H
	5	4.7∝H
	11	5	10	50	100	500	1000

DC current(mA)

(3/3)

INDUCTANCE CHANGE vs. TEMPERATURE

CHARACTERISTICS

	3		47∝H
)		2
%
(				3.3∝H
/L
∆L
		1

				Temperature(˚C)
–20	0	20	40	60	80

470∝H
3.3∝H			470∝H
	–1
		Measuring frequency
		3.3∝H: 1MHz
		47∝H: 1MHz
	–2
		470∝H: 50kHz
47∝H		Test equipment:
		LCR METER YHP4275A
	–3

Test terminal: Measuring at after the correction

Cycle: +20˚C → +80˚C → +20˚C → –20˚C

Temperature: Kept stabilized for 30+5, –0min each

Q vs. FREQUENCY CHARACTERISTICS

1000

500

200
										0.47∝H
Q 100					47∝H			4.7∝H
50			470∝H
20
						Test equipment: Q METER YHP4340A
10
	0.1	0.5		1			5		10	50	100
					Frequency(MHz)

• All specifications are subject to change without notice.

002-06 / 20080701 / e512_el0405