MF-RX/72 Series - PTC Resettable Fuses

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

MF-RX020/72

0.31

0.27

0.24

0.20

0.16

0.14

0.13

0.11

0.08

MF-RX025/72

0.39

0.34

0.30

0.25

0.20

0.18

0.16

0.14

0.10

MF-RX030/72

0.47

0.41

0.36

0.30

0.24

0.22

0.19

0.16

0.12

MF-RX040/72

0.62

0.54

0.48

0.40

0.32

0.29

0.25

0.22

0.16

MF-RX050/72

0.78

0.68

0.60

0.50

0.41

0.36

0.32

0.27

0.20

MF-RX065/72

1.01

0.88

0.77

0.65

0.53

0.47

0.41

0.35

0.26

MF-RX075/72

1.16

1.02

0.89

0.75

0.61

0.54

0.47

0.41

0.30

MF-RX090/72

1.40

1.22

1.07

0.90

0.73

0.65

0.57

0.49

0.36

MF-RX110/72

1.71

1.50

1.31

1.10

0.89

0.79

0.69

0.59

0.44

MF-RX135/72

2.09

1.84

1.61

1.35

1.09

0.97

0.85

0.73

0.54

MF-RX160/72

2.48

2.18

1.90

1.60

1.30

1.15

1.01

0.86

0.64

MF-RX185/72

2.87

2.52

2.20

1.85

1.50

1.33

1.17

1.00

0.74

MF-RX250/72

3.88

3.40

2.98

2.50

2.03

1.80

1.58

1.35

1.00

MF-RX300/72

4.65

4.08

3.57

3.00

2.43

2.16

1.89

1.62

1.20

MF-RX375/72

5.81

5.10

4.46

3.75

3.04

2.70

2.36

2.03

1.50

Itrip is approximately two times Ihold.

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.

Packaging Quantity

Packaging options

Models

Unit Quantity

(Pcs.)

Unit

Bulk

All models

500

Bag

Tape & Reel

MF-RX020/72 ~ MF-RX090/72

3000

Reel

MF-RX110/72 ~ MF-RX160/72

1500

MF-RX185/72 ~ MF-RX375/72

1000

Ammo-Pack

MF-RX020/72 ~ MF-RX090/72

2000

Pack

MF-RX110/72 ~ MF-RX160/72

1000

MF-RX185/72 ~ MF-RX375/72

500

How to Order

MF - RX 110/72 - 2 - 14

Multifuse®

Product

Designator

Series

RX = Radial Leaded

Component

Hold Current, Ihold

020-375 (0.20 A - 3.75 A)

Maximum Voltage, Vmax

72 (72 Volts)

Packaging Options

- 0 = Bulk Packaging

- 2 = Tape and Reel*

- AP = Ammo-Pak*

Part Number Suffix Option

- 14 = Kinked Leads in Place of

Standard Straight Leads

- 17 = Straight Leads in Place of

Standard Kinked Leads

*Packaged per EIA-468