MF-R250-0-010-2 - Bourns, Inc. - Datasheet.Directory

Specifications are subject to change without notice.Specifications are subject to change without notice.

MF-R Series - PTC Resettable Fuses

R010

1 Hour (R1) Max. Time Tripped

Ihold Itrip Initial Post-Trip To Trip Power

Resistance Resistance at 5*IhDissipation

Model Amperes Ohms Ohms Seconds Watts

V max. I max.

at 23°C at 23°C at 23°C at 23°C at 23°C

Volts Amps

Hold Trip Min. Max. Max.

MF-R010 60 40 0.10 0.20 2.50 4.50 7.50 4.0 0.38

MF-R017 60 40 0.17 0.34 2.00 3.20 8.00 3.0 0.48

MF-R020 60 40 0.20 0.40 1.50 2.84 4.40 2.2 0.40

MF-R025 60 40 0.25 0.50 1.00 1.95 3.00 2.5 0.45

MF-R030 60 40 0.30 0.60 0.76 1.36 2.10 3.0 0.50

MF-R040 60 40 0.40 0.80 0.52 0.86 1.29 3.8 0.55

MF-R050 60 40 0.50 1.00 0.41 0.77 1.17 4.0 0.75

MF-R065 60 40 0.65 1.30 0.27 0.48 0.72 5.3 0.90

MF-R075 60 40 0.75 1.50 0.18 0.40 0.60 6.3 0.90

MF-R090 60 40 0.90 1.80 0.14 0.31 0.47 7.2 1.00

MF-R090-0-009 30 40 0.90 1.80 0.07 0.12 0.22 5.9 0.60

MF-R110 30 40 1.10 2.20 0.10 0.18 0.27 6.6 0.70

MF-R135 30 40 1.35 2.70 0.065 0.115 0.17 7.3 0.80

MF-R160 30 40 1.60 3.20 0.055 0.105 0.15 8.0 0.90

MF-R185 30 40 1.85 3.70 0.040 0.07 0.11 8.7 1.00

MF-R250 30 40 2.50 5.00 0.025 0.048 0.07 10.3 1.20

MF-R250-0-010 30 40 2.50 5.00 0.025 0.048 0.07 10.3 1.20

MF-R300 30 40 3.00 6.00 0.020 0.05 0.08 10.8 2.00

MF-R400 30 40 4.00 8.00 0.010 0.03 0.05 12.7 2.50

MF-R500 30 40 5.00 10.00 0.010 0.03 0.05 14.5 3.00

MF-R600 30 40 6.00 12.00 0.005 0.02 0.04 16.0 3.50

MF-R700 30 40 7.00 14.00 0.005 0.02 0.03 17.5 3.80

MF-R800 30 40 8.00 16.00 0.005 0.02 0.03 18.8 4.00

MF-R900 30 40 9.00 18.00 0.005 0.01 0.02 *20.0 4.20

Electrical Characteristics

Features

■Radial Leaded Devices

■Cured, flame retardant epoxy polymer

insulating material meets

UL 94V-0 requirements

■Bulk packaging, tape and reel and Ammo-

Pak available on most models

■Agency recognition:

Applications

Almost anywhere there is a low voltage

power supply and a load to be protected,

including:

■Computers & peripherals

■General electronics

■Automotive applications

*Tested at 40 amps

Operating/Storage Temperature ........................-40°C to +85°C

Maximum Device Surface Temperature

in Tripped State ................................................125°C

Passive Aging......................................................+85°C, 1000 hours ......................................±5% typical resistance change

Humidity Aging....................................................+85°C, 85% R.H. 1000 hours......................±5% typical resistance change

Thermal Shock ....................................................MIL-STD-202F, Method 107G, ....................±10% typical resistance change

+125°C to -40°C,10 times

Mechanical Shock ..............................................MIL-STD-202, Method 213, ........................No resistance change

Condition 1 (100g, 6 seconds)

Solvent Resistance ............................................MIL-STD-202, Method 215 ........................No change

Vibration..............................................................MIL-STD-883C, Method 2007.1, ................No change

Condition A

Environmental Characteristics

Test Test Conditions Accept/Reject Criteria

Visual/Mech. ......................................................Verify dimensions and materials..................Per MF physical description

Resistance ..........................................................In still air @ 23°C ........................................Rmin ≤R ≤Rmax

Time to Trip ........................................................5 times Ihold, Vmax, 23°C ..........................T ≤max. time to trip (seconds)

Hold Current ......................................................30 min. at Ihold............................................No trip

Trip Cycle Life ....................................................Vmax, Imax, 100 cycles ..............................No arcing or burning

Trip Endurance....................................................Vmax, 48 hours ..........................................No arcing or burning

UL File Number ..................................................E 174545S*

CSA File Number ................................................CA 110338

TÜV File Number ................................................E9772255.01

Test Procedures And Requirements For Model MF-R Series

*MF-R010 - R050 rated at 30V.

Specifications are subject to change without notice.Specifications are subject to change without notice. 9

A B C D E Physical Characteristics

Model Max. Max. Nom. Tol. ± Min. Max. Style Lead Material

MF-R010 7.4 12.7 5.1 0.7 7.6 3.1 1 0.51 dia. Sn/NiCu

MF-R017 7.4 12.7 5.1 0.7 7.6 3.1 1 0.51 dia. Sn/CuFe

MF-R020 7.4 12.7 5.1 0.7 7.6 3.1 1 0.51 dia. Sn/CuFe

MF-R025 7.4 12.7 5.1 0.7 7.6 3.1 1 0.51 dia. Sn/CuFe

MF-R030 7.4 13.4 5.1 0.7 7.6 3.1 1 0.51 dia. Sn/CuFe

MF-R040 7.4 13.7 5.1 0.7 7.6 3.1 1 0.51 dia. Sn/CuFe

MF-R050 7.9 13.7 5.1 0.7 7.6 3.1 1 0.51 dia. Sn/Cu

MF-R065 9.7 15.2 5.1 0.7 7.6 3.1 1 0.51 dia. Sn/Cu

MF-R075 10.4 16.0 5.1 0.7 7.6 3.1 1 0.51 dia. Sn/Cu

MF-R090 11.7 16.7 5.1 0.7 7.6 3.1 1 0.51 dia. Sn/Cu

MF-R090-0-009 7.4 12.2 5.1 0.7 7.6 3.0 2 0.51 dia. Sn/CuFe

MF-R110 8.9 14.0 5.1 0.7 7.6 3.0 1 0.51 dia. Sn/Cu

MF-R135 8.9 18.9 5.1 0.7 7.6 3.0 1 0.51 dia. Sn/Cu

MF-R160 10.2 16.8 5.1 0.7 7.6 3.0 1 0.51 dia. Sn/Cu

MF-R185 12.0 18.4 5.1 0.7 7.6 3.0 1 0.51 dia. Sn/Cu

MF-R250 12.0 18.3 5.1 0.7 7.6 3.0 2 0.81 dia. Sn/Cu

MF-R-250-0-010 11.4 18.3 5.1 0.7 7.6 3.0 3 0.51 dia. Sn/CuFe

MF-R300 12.0 18.3 5.1 0.7 7.6 3.0 2 0.81 dia. Sn/Cu

MF-R400 14.4 24.8 5.1 0.7 7.6 3.0 2 0.81 dia. Sn/Cu

MF-R500 17.4 24.9 10.2 0.7 7.6 3.0 2 0.81 dia. Sn/Cu

MF-R600 19.3 31.9 10.2 0.7 7.6 3.0 2 0.81 dia. Sn/Cu

MF-R700 22.1 29.8 10.2 0.7 7.6 3.0 2 0.81 dia. Sn/Cu

MF-R800 24.2 32.9 10.2 0.7 7.6 3.0 2 0.81 dia. Sn/Cu

MF-R900 24.2 32.9 10.2 0.7 7.6 3.0 2 0.81 dia. Sn/Cu

Product Dimensions

Packaging options:

BULK: MF-R010-MF-R185 = 500 pcs. per bag; MF-R250-MF-R900 = 100 pcs. per bag;

MF-R090-0-009 & MF-R250-0-010 = 500 pcs. per bag.

TAPE & REEL: MF-R010-MF-R160 - 12.7mm device pitch = 3000 pcs. per reel; MF-R185-MF-R400 - 25.4mm device pitch = 1500 pcs. per reel;

MF-R090-0-009 & MF-R250-0-010 = 3000 pcs. per reel.

AMMO-PACK: MF-R010-MF-R160 - 12.7mm device pitch = 2000 pcs. per reel; MF-R185-MF-R400 - 25.4mm device pitch = 1000 pcs. per reel;

MF-R090-0-009 & MF-R250-0-010 = 2000 pcs. per reel.

DIMENSIONS = MM.

0.51 (24AWG)

0.81 (20AWG)

MF-R Series - PTC Resettable Fuses

NOTE: Kinked lead option is

available for board standoff.

Contact factory for details.

Package 1

Package 2

Package 3

Additional Features

■Patents pending

Typical Part Marking: MF-R010 - 025

Represents total content. Layout may vary.

025

PART

IDENTIFICATION

MANUFACTURER'S

TRADEMARK

DATE CODE:

WEEK 1 OF 1998 = 8A

(YEAR & WEEK)

WEEK 27 OF 1998 = A8

(WEEK & YEAR)

Typical Part Marking: MF-R030 - 900

Represents total content. Layout may vary.

R250

8180T

MANUFACTURER'S

TRADEMARK

PART

IDENTIFICATION

DATE CODE

(LAST DIGIT

OF YEAR &

JULIAN DATE)

LOT NO.

(T = TAIWAN)

Specifications are subject to change without notice.Specifications are subject to change without notice.

How to Order

MF - R 250 - __

Multifuse®Product Designator

Style

R = Radial Leaded Component

RX = Radial Leaded Component

S = Axial Leaded “Strap” Component

LS = Low Temperature Axial Leaded

“Strap” Component

SM = Surface Mount Component

MSMC = 4.5mm SMD

D = Uncoated, Unleaded “Disk”

Component

Hold Current, Ihold

010-900 (100m Amps - 9.0 Amps)

Packaging Options

- = Bulk Packaging

- 2 = Tape and Reel*

- AP = Ammo-Pak*

*Packaged per EIA486-B

Thermal Derating Chart - Ihold / Itrip (Amps)

Ambient Operating Temperature

Model -40˚C -20˚C 0˚C 23˚C 40˚C 50˚C 60˚C 70˚C 85˚C

MF-R010 0.16 / 0.32 0.14 / 0.28 0.12 / 0.24 0.10 / 0.20 0.08 / 0.16 0.07 / 0.14 0.06 / 0.12 0.05 / 0.10 0.04 / 0.08

MF-R017 0.26 / 0.52 0.23 / 0.46 0.20 / 0.40 0.17 / 0.34 0.14 / 0.28 0.12 / 0.24 0.11 / 0.22 0.09 / 0.18 0.07 / 0.14

MF-R020 0.31 / 0.62 0.27 / 0.54 0.24 / 0.48 0.20 / 0.40 0.16 / 0.32 0.14 / 0.28 0.13 / 0.26 0.11 / 0.22 0.08 / 0.16

MF-R025 0.39 / 0.78 0.34 / 0.68 0.30 / 0.60 0.25 / 0.50 0.20 / 0.40 0.18 / 0.36 0.16 / 0.32 0.14 / 0.28 0.10 / 0.20

MF-R030 0.47 / 0.94 0.41 / 0.82 0.36 / 0.72 0.30 / 0.60 0.24 / 0.48 0.22 / 0.44 0.19 / 0.38 0.16 / 0.32 0.12 / 0.24

MF-R040 0.62 / 1.24 0.54 / 1.08 0.48 / 0.96 0.40 / 0.80 0.32 / 0.64 0.29 / 0.58 0.25 / 0.50 0.22 / 0.44 0.16 / 0.32

MF-R050 0.78 / 1.56 0.68 / 1.36 0.60 / 1.20 0.50 / 1.00 0.41 / 0.82 0.36 / 0.72 0.32 / 0.64 0.27 / 0.54 0.20 / 0.40

MF-R065 1.01 / 2.02 0.88 / 1.76 0.77 / 1.54 0.65 / 1.30 0.53 / 1.06 0.47 / 0.94 0.41 / 0.82 0.35 / 0.70 0.26 / 0.52

MF-R075 1.16 / 2.32 1.02 / 2.04 0.89 / 1.78 0.75 / 1.50 0.61 / 1.22 0.54 / 1.08 0.47 / 0.94 0.41 / 0.82 0.30 / 0.60

MF-R090 1.40 / 2.80 1.22 / 2.44 1.07 / 2.14 0.90 / 1.80 0.73 / 1.46 0.65 / 1.30 0.57 / 1.14 0.49 / 0.98 0.36 / 0.72

MF-R090-0-009 1.40 / 2.80 1.22 / 2.44 1.07 / 2.14 0.90 / 1.80 0.73 / 1.46 0.65 / 1.30 0.57 / 1.14 0.49 / 0.98 0.36 / 0.72

MF-R110 1.60 / 3.20 1.43 / 2.86 1.27 / 2.54 1.10 / 2.20 0.91 / 1.82 0.85 / 1.70 0.75 / 1.50 0.67 / 1.34 0.57 / 1.14

MF-R135 1.96 / 3.92 1.76 / 3.52 1.55 / 3.10 1.35 / 2.70 1.12 / 2.24 1.04 / 2.08 0.92 / 1.84 0.82 / 1.64 0.70 / 1.40

MF-R160 2.32 / 4.64 2.08 / 4.16 1.84 / 3.68 1.60 / 3.20 1.33 / 2.66 1.23 / 2.46 1.09 / 2.18 0.98 / 1.96 0.83 / 1.66

MF-R185 2.68 / 5.36 2.41 / 4.82 2.13 / 4.26 1.85 / 3.70 1.54 / 3.08 1.42 / 2.84 1.26 / 2.52 1.13 / 2.26 0.96 / 1.92

MF-R250 3.63 / 7.26 3.25 / 6.50 2.88 / 5.76 2.50 / 5.00 2.08 / 4.16 1.93 / 3.86 1.70 / 3.40 1.53 / 3.06 1.30 / 2.60

MF-R250-0-010 3.63 / 7.26 3.25 / 6.50 2.88 / 5.76 2.50 / 5.00 2.08 / 4.16 1.93 / 3.86 1.70 / 3.40 1.53 / 3.06 1.30 / 2.60

MF-R300 4.35 / 8.70 3.90 / 7.80 3.45 / 6.90 3.00 / 6.00 2.49 / 4.98 2.31 / 4.62 2.04 / 4.08 1.83 / 3.66 1.56 / 3.12

MF-R400 5.80 / 11.6 5.20 / 10.4 4.60 / 9.20 4.00 / 8.00 3.32 / 6.64 3.08 / 6.16 2.72 / 5.44 2.44 / 4.88 2.08 / 4.16

MF-R500 7.25 / 14.5 6.50 / 13.0 5.75 / 11.5 5.00 / 10.0 4.15 / 8.30 3.85 / 7.70 3.40 / 6.80 3.05 / 6.10 2.60 / 5.20

MF-R600 8.70 / 17.4 7.80 / 15.6 6.90 / 13.8 6.00 / 12.0 4.98 / 9.96 4.62 / 9.24 4.08 / 8.16 3.66 / 7.32 3.12 / 6.24

MF-R700 10.1 / 20.3 9.10 / 18.2 8.05 / 16.1 7.00 / 14.0 5.81 / 11.6 5.39 / 10.7 4.76 / 9.52 4.72 / 9.44 3.64 / 7.28

MF-R800 11.6 / 23.2 10.4 / 20.8 9.20 / 18.4 8.00 / 16.0 6.64 / 13.2 6.16 / 12.3 5.44 / 10.8 4.88 / 9.76 4.16 / 8.32

MF-R900 13.0 / 26.1 11.7 / 23.4 10.3 / 20.7 9.00 / 18.0 7.47 / 14.9 6.39 / 12.7 6.12 / 12.2 5.49 / 10.9 4.68 / 9.36

Typical Time to Trip at 23˚C

100

0.1

0.01

0.001

0.1 1 10 100

Fault Current (Amps)

Time to trip (Seconds)

MF-R017

MF-R040

MF-R075

MF-R020

MF-R050

MF-R065

MF-R090

MF-R025

MF-R030

MF-R010

MF-R Series - PTC Resettable Fuses

MF-R SERIES, REV.H, 2/99

100

0.1

0.01

0.001

110 100

Fault Current (Amps)

Time to trip (Seconds)

MF-R110

MF-R250,

250-0-010

MF-R500

MF-R135

MF-R300

MF-R400

MF-R600

MF-R700

MF-R800

MF-R900

MF-R160

MF-R185

MF-R090

-0-009