SPM3020 View Datasheet(PDF) - TDK Corporation

Part Name

Description

MFG CO.

SPM3020

Inductors for Power Circuits

TDK Corporation 

INDUCTORS

SPM series SPM3020 Type

ELECTRICAL CHARACTERISTICS

CHARACTERISTICS SPECIFICATION TABLE

L

(μH)

0.47

1.0

1.5

2.2

3.3

4.7

Tolerance

±20%

±20%

±20%

±20%

±20%

±20%

L measuring

frequency

(kHz)

100

100

100

100

100

100

DC resistance

(m: )

max.

typ.

28.9

26.3

42.2

38.4

64.8

58.9

90.0

81.9

127.4

115.8

173.0

157.3

Rated current(A)

max.

typ.

Idc1

Idc1

6.7

9.0

4.7

6.3

3.3

4.4

3.9

3.0

2.6

3.5

2.2

2.9

Rated current: smaller value of either Idc1 or Idc2.

Idc1: When based on the inductance change rate (30% below the initial value)

Idc2: When based on the temperature increase (Temperature increase of 40°C by self heating)

Idc2

4.8

3.8

3.4

2.8

2.2

1.9

○ Measurement equipment

Measurement item

Product No.

L

4284A

DC resistance

AX-111A

Rated current Idc1

4284A+42841A+42842C

＊ Equivalent measurement equipment may be used.

Manufacturer

Agilent Technologies

ADEX

Agilent Technologies

(14/49)

Part No.

SPM3020T-R47M

SPM3020T-1R0M

SPM3020T-1R5M

SPM3020T-2R2M

SPM3020T-3R3M

SPM3020T-4R7M

• All specifications are subject to change without notice.

20140910 / inductor_commercial_power_spm_en.fm

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