Bourns MF-R300
$ 0.275
Production
Inventory History
3 month trend: -100%
CAD Models
Download symbol, footprint, and 3D STEP
Alternate Parts
1 part available
CAD Models
Download Bourns MF-R300 symbol, footprint, and 3D STEP models from our trusted partners.
| source | eCAD | mCAD | FILES |
|---|---|---|---|
 Component Search Engine | SymbolFootprint | 3D | Download |
 EE Concierge | SymbolFootprint | ||
 SnapEDA | Footprint | 3D | Download |
The partner site will open in a new tab when downloading their CAD models
By downloading CAD models from Octopart, you agree to our Terms & Conditions and Privacy Policy.
Alternate Parts
This Part
Alternate Parts
Price @ 1000
$ 0.275
$ 0.278
$ 0.278
Stock
509,911
365,193
365,193
Authorized Distributors
6
6
6
Hold Current
3 A
3 A
3 A
Trip Current
6 A
6 A
6 A
Max Voltage Rating (DC)
-
-
-
Max Current Rating
40 A
40 A
40 A
Resistance
20 mΩ
20 mΩ
20 mΩ
Time to Trip
10.8 s
10.8 s
10.8 s
Supply Chain
Export Control Classification Number (ECCN) CodeEAR99
Harmonized Tariff Schedule (HTS) Code8533.40.80.70
Introduction Date1996-09-25
Lifecycle StatusProduction (Last Updated: 6 days ago)
Related Parts
BournsMF-R300-AP
PTC Resettable Fuse 3A(hold) 6A(trip) 30V 40A 2W 10.8s 0.02Ohm Radial 12 X 3 X 18.3mm Ammo Pack
Bel Fuse0ZRB0300FF1A
Radial Resettable Fuse, PPTC, 0ZRB, 30 VDC, 3 A, 6 A, 10.8 s, Rectangular
TE ConnectivitySMD300F/15-2
PTC Resettable Fuse 3A(hold) 6A(trip) 15VDC 40A 1.5W 35s 0.015Ohm SMD Solder Pad 2920 T/R
Descriptions
Descriptions of Bourns MF-R300 provided by its distributors.
PTC Resettable Fuse 3A (hold) 6A (trip) 30 Volt 40A 2 Watt 10.8s 0.02 Ohm Radial 12 X 3 X 18.3 mm Bulk
FUSE, RESETTABLE, 40A, DIMS 0.472X0.118X0.72", RADIAL, 30VDC, DCR 0.02 OHMS, PCB
Bourns Resettable fuse (PTC), 30V, 6A, hold_current3A
PTC Resettable Fuse, 0.02ohm, Through Hole Mount
Resettable Fuse, PPTC, MF-R, 30 VDC, 3 A, 6 A, 10.8 s, Rectangular
PTC Resettable Fuse 40A 30V Bulk
Avnet Japan
Fuse, Ptc Reset, 30V, 3A, Radial; Product Range:Mf-R Series; Voltage Rating:30Vdc; Holding Current:3A; Trip Current:6A; Time To Trip:10.8S; Fuse Shape:Rectangular; Current Rating Max:40A; Lead Spacing:5.1Mm; Diameter:-; Length:12Mm Rohs Compliant: Yes |Bourns, Inc. MF-R300.
Trip Current A = 6 / Time to Trip Max. s = 10.8 / Wire Diameter mm = 0.8 / Passive Aging = 85°C @ 1000h, ±5% / Operating Temperature Max. °C = 85 / Operating Temperature Min. °C = -40 / Thermal Shock Max. °C = 85 / Resistance Min. mOhm = 20 / Voltage Rating V = 30 / Resistance Max. mOhm = 50 / Thermal Shock Min. °C = -40 / Humidity Aging = 85°C @ 1000 h, ±5 %
Manufacturer Aliases
Bourns has several brands around the world that distributors may use as alternate names. Bourns may also be known as the following names:
- Bourns Inc
- BOURN
- BNS
- BOU
- BOUR
- BOURNES
- TRIMPOT
- BRNS
- BRN
- POT
- Bourns Electronics
- BOUNS
- POWER INNOVATIONS
- BOURNS INC (VA)
- BOURNS AG
- Bourns Incorporated
- POWER INNOVA
- POWER INNOVATION
- BNS/B0007
- Bourns Electronics GmbH
- BOURNS INC TRIMPOT DIV
- bourns net
- BOURNS (MC)
- BOUNRS
- power inno
- Bourns Inc.
Inventory History
3 month trend: -100%
CAD Models
Download symbol, footprint, and 3D STEP
Alternate Parts
1 part available
Technical Specifications
Physical
Body MaterialPolymer
Case/PackageRadial
Contact PlatingTin
MountPCB, Through Hole
Number of Terminals2
Technical
Ambient Temperature Range High85 °C
Current Rating40 A
Hold Current3 A
Max Current Rating40 A
Max Operating Temperature85 °C
Max Power Dissipation2 W
Min Operating Temperature-40 °C
Operating Supply Voltage30 V
PackagingBulk
Power Dissipation2 W
Resistance20 mΩ
Schedule B8536100040
TerminationRadial
Time to Trip10.8 s
Trip Current6 A
Voltage Rating30 V
Voltage Rating (AC)30 V
Voltage Rating (DC)30 V
Working Voltage30 V
Dimensions
Height18.3 mm
Lead Diameter810 µm
Lead Length7.6 mm
Lead Pitch5.1 mm
Length12 mm
Terminal Pitch5.1 mm
Thickness3 mm
Width3 mm
Wire/Cable Diameter810 µm
Compliance
Environmental Classification
ApprovalsCSA, TUV, UL
China RoHSCompliant
Flammability RatingUL94 V-0
Lead FreeLead Free
Radiation HardeningNo
RatingsTUV
REACH SVHCYes
RoHSCompliant
Compliance Statements