Molding Power Inductors – HEI Series

Electrical Characteristics

Inductance

Tolerance

Test

Frequency

Irms(A)

Isat(A)

RDC(mΩ)

Part Number

(uH)

(±%)

(MHz)

Max(Typ)

Max(Typ)

Max(Typ)

HEI201610A-R24M-Q8

0.24

20

2

3.9(4.8)

5.6(7.0)

27(21)

HEI201610A-R47M-Q8

0.47

20

2

3.5(4.2)

3.9(4.8)

42(33)

HEI201610A-R68M-Q8

0.68

20

2

2.7(3.4)

3.2(4.0)

56(43)

HEI201610A-1R0M-Q8

1.0

20

2

2.5(3.1)

2.9(3.6)

65(53)

HEI201610A-1R5M-Q8

1.5

20

2

2.3(2.7)

2.5(2.8)

85(75)

HEI201610A-2R2M-Q8

2.2

20

2

1.8(2.2)

2.4(2.7)

135(112)



Irms DC current (A) that will cause an approximate ΔT of 40℃.



Isat DC current (A) that will cause L to drop approximately 30%



Tolerance：M = ±20%



L : Agilent E4991/HP4287A+16197A, 2MHz 0.2V



Rdc : CHEN HWA502



Isat : Agilent E4980A+HP42841A



Irms : Agilent 6641 SYSTEM DC POWER SUPPLY



Operating temperature range from -40℃ to 125℃. (Including self - temperature rise)

Test Instruments：E4991A Impedance / Material Analyzer

Inductance vs. DC Current

0.0

0.4

0.8

1.2

1.6

2.0

2.4

0

1

23

45

6

78

DC Current(A)

2R2

1R0

R47

R24

1R5

R68

Temperature Change vs. DC Current

0

10

20

30

40

50

60

70

0

0.5

1

1.5

2

2.5

3

3.5

4

4.5

5

5.5

6

DC Current(A)

2R2

1R0

R24

R47

1R5

R68