KL73

thin film inductor

environmental applications

PerformanceCharacteristics

Parameter

260°C ± 5°C, 10s ± 1s

Without distinct damage

in appearance and construction

∆ L/L: ±2%, ∆ Q/Q: ±20%

RequirementsMaximum ∆L/L ∆Q/Q

TestMethod

Resistance to Soldering Heat

-40°C (30min.)/ +125°C (30min.) 100 cycles

Without distinct damage

in appearance and construction

∆ L/L: ±2%, ∆ Q/Q: ±20%

Rapid Change of Temperature

-40°C ± 3°C, 1000h

Without distinct damage

in appearance and construction

∆ L/L: ±2%, ∆ Q/Q: ±20%

Low Temperature Exposure

125°C ± 2°C, 1000h

Without distinct damage

in appearance and construction

∆ L/L: ±2%, ∆ Q/Q: ±20%

High Temperature Exposure

40°C ± 2°C, 90%~95%RH, 1000h

Without distinct damage

in appearance and construction

Insulation resistance: 50MΩ or more

∆ L/L: ±2%, ∆ Q/Q: ±20%

Moisture Exposure

Immerse the inductors for 30s ± 5s in the reagent

(20°C ~ 25°C) of JIS K8839 (1995)

Without distinct damage in

appearance, construction and marking

∆ L/L: ±2%, ∆ Q/Q: ±20%

Resistance to Solvent

Limit

Typical

∆ L/L: ±0.5%

∆ Q/Q: ±1.5%

∆ L/L: ±0.6%

∆ Q/Q: ±1.2%

∆ L/L: ±0.4%

∆ Q/Q: ±1.4%

∆ L/L: ±0.4%

∆ Q/Q: ±1.3%

∆ L/L: ±0.7%

∆ Q/Q: ±1.2%

∆ L/L: ±0.5%

∆ Q/Q: ±1.6%

221

KOASpeerElectronics,Inc. • 199BolivarDrive • Bradford,PA16701 • USA • 814-362-5536 • Fax:814-362-8883 • www.koaspeer.com

Specificationsgivenhereinmaybechangedatanytimewithoutpriornotice.Pleaseconfirmtechnicalspecificationsbeforeyouorderand/oruse.

11/21/14

FrequencyCharacteristics

Test equipment: HP4291B impedance analyzer (1E, 1J, 2A, 2B)

27nH

10nH

4.7nH

1.0nH

10

1001000

10000

1

Frequency (MHz)

50

40

30

20

10

0

47nH

27nH

10nH

4.7nH

1.0nH

10

100

1000

10000

1

Frequency (MHz)

100

80

60

40

20

0

KL73 1E

KL73 1J

82nH

47nH

27nH

10nH

4.7nH

1.0nH

10

1001000

10000

1

Frequency (MHz)

100

80

60

40

20

0

KL73 2A

K

L-FrequencyCharacteristics

27nH

10nH

4.7nH

1.0nH

10

1001000

10000

1

Frequency (MHz)

50

40

30

20

10

0

KL73 1E

K

10

100

1000

10000

1

Frequency (MHz)

150

100

50

0

47nH

100nH

27nH

10nH

2.2nH

4.7nH

KL73 2B

4.7nH

10nH

1.0nH

27nH

47nH

10

100

1000

10000

1

Frequency (MHz)

50

40

30

20

10

0

KL73 1J

10

100

1000

10000

1

Frequency (MHz)

100

90

80

70

60

50

40

30

20

10

0

2.2nH

4.7nH

10nH

27nH

47nH

100nH

KL73 2B

47nH

27nH

82nH

10nH

4.7nH

1.0nH

10

1001000

10000

1

Frequency (MHz)

100

90

80

70

60

50

40

30

20

10

0

KL73 2A

Q-FrequencyCharacteristics