MF-MSHT Series – PTC Resettable Fuses

Product Dimensions

Model

A

B

C

D

E

Min.

Max.

Min.

Max.

Min.

Max.

Min.

Min.

MF-MSHT020KX

4.37

(.172)

4.83

(.190)

3.07

(.121)

3.41

(.134)

0.40

(.016)

0.85

(.033)

0.30

(.012)

0.05

(.002)

MF-MSHT035KX

MF-MSHT050KX

MF-MSHT075KX

MF-MSHT110KX

4.37

(.172)

4.83

(.190)

3.07

(.121)

3.41

(.134)

0.60

(.024)

1.20

(.047)

MF-MSHT125KX

4.37

(.172)

4.83

(.190)

3.07

(.121)

3.41

(.134)

0.80

(.031)

1.60

(.063)

MF-MSHT150KX

MF-MSHT175KX

Top View

Side View

Bottom View

Recommended Pad Layout

A

MARKING

C

D

E

B

2.95

(.116)

3.10

(.122)

1.68

(.066)

1.68

(.066)

Top View

Side View

Bottom View

Recommended Pad Layout

A

MARKING

C

D

E

B

2.95

(.116)

3.10

(.122)

1.68

(.066)

1.68

(.066)

Terminal Material:

ENIG-plated terminals

Thermal Derating Table - Ihold (Amps)

Model

Ambient Operating Temperature

-40 °C

-20 °C

0 °C

+23 °C

+40 °C

+50 °C

+60 °C

+70 °C

+85 °C

+125 °C

MF-MSHT020KX

0.29

0.26

0.23

0.20

0.18

0.16

0.15

0.13

0.11

0.05

MF-MSHT035KX

0.51

0.46

0.41

0.35

0.31

0.28

0.26

0.23

0.20

0.09

MF-MSHT050KX

0.73

0.66

0.58

0.50

0.44

0.41

0.37

0.34

0.28

0.14

MF-MSHT075KX

1.09

0.98

0.87

0.75

0.66

0.61

0.56

0.50

0.42

0.20

MF-MSHT110KX

1.60

1.44

1.28

1.10

0.97

0.89

0.81

0.74

0.62

0.30

MF-MSHT125KX

1.81

1.64

1.45

1.25

1.10

1.01

0.93

0.84

0.70

0.34

MF-MSHT150KX

2.18

1.97

1.74

1.50

1.32

1.22

1.11

1.01

0.84

0.41

MF-MSHT175KX

2.54

2.29

2.03

1.75

1.54

1.42

1.30

1.17

0.98

0.47

Specifications are subject to change without notice.

Users should verify actual device performance in their specific applications.

The products described herein and this document are subject to specific legal disclaimers as set forth on the last page of this document, and at www.bourns.com/docs/legal/disclaimer.pdf.

Applications

n

Overcurrent surge protection of electronic equipment required to operate at high operating

temperature ranges

n

Robust resettable fault protection for industrial transportation, communication, security, and

consumer electronic equipment