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INDUC

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20160411 / inductor_commercial_power_spm4020-lr_en.fm

Please be sure to request delivery specifications that provide further details on the features and specifications of the products for proper and safe use.

Please note that the contents may change without any prior notice due to reasons such as upgrading.

SPM4020-LR Type

ELECTRICAL CHARACTERISTICS

CHARACTERISTICS SPECIFICATION TABLE

Isat: When based on the inductance change rate (30% below the initial value)

Itemp: When based on the temperature increase (Temperature increase of 40°C by self heating)

○ Measurement equipment

＊ Equivalent measurement equipment may be used.

L

L measuring

frequency

DC resistance

Part No.

Isat

Itemp

(μH)

Tolerance

(kHz)

(m

: )max.

(m

: )typ.

(A)typ.

(A)typ.

0.47

±20%

100

11.8

10.7

14.1

8.7

SPM4020T-R47M-LR

1.0

±20%

100

28.1

25.5

9

5.6

SPM4020T-1R0M-LR

1.5

±20%

100

39.9

36.3

6.3

4.7

SPM4020T-1R5M-LR

2.2

±20%

100

61.6

56.0

5.3

4.4

SPM4020T-2R2M-LR

3.3

±20%

100

74.3

67.5

5

3.5

SPM4020T-3R3M-LR

4.7

±20%

100

147.2

128.0

3.5

2.5

SPM4020T-4R7M-LR

6.8

±20%

100

193.2

168.0

2.7

2.2

SPM4020T-6R8M-LR

10.0

±20%

100

284.1

247.0

2.3

1.8

SPM4020T-100M-LR

Measurement item

Product No.

Manufacturer

L

4284A

Keysight Technologies

DC resistance

AX-111A

ADEX

Rated current Isat

4284A+42841A+42842C

Keysight Technologies