Molding Power Choke – MHCD Series

Electrical Characteristics

Inductance

Tolerance

Test

Frequency

Irms(A)

Isat(A)

RDC(mΩ)

Part Number

(uH)

(±%)

(MHz)

Max(Typ)

Max(Typ)

Max(Typ)

MHCD322512A-R47M-A8S

0.47

20

2

5.0(5.8)

8.0(9.0)

27(21)

MHCD322512A-1R0M-A8S

1.0

20

2

3.8(4.2)

5.8(6.3)

42(34)

MHCD322512A-2R2M-A8S

2.2

20

2

2.4(2.7)

3.6(4.0)

85(75)



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 E4991A/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 v.s DC Current

0.0

0.5

1.0

1.5

2.0

2.5

3.0

01234

56789

10

11

DC Current(A)

2R2

1R0

R47

Tem perature Change v.s DC Current

0

10

20

30

40

50

60

70

01

23

45

67

8

DC Current(A)

2R2

1R0

R47