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HomeProductsCircuit ProtectionPTC Resettable FusesMF-R300
MF-R300 Image
Image may be representation.
See specifications for product details.

MF-R300 - Bourns Inc.

Manufacturer Part Number
MF-R300
Manufacturer
Bourns, Inc.
Allelco Part Number
32D-MF-R300
ECAD Model
Parts Description
PTC RESET FUSE 30V 3A RADIAL
Detailed Description
Package
Radial, Disc
Data sheet
Multifuse Product Guide.pdf
MF-R Series.pdf
RoHs Status
ROHS3 Compliant
In stock: 232570

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Quantity

Specifications

MF-R300 Tech Specifications
Bourns Inc. - MF-R300 technical specifications, attributes, parameters and parts with similar specifications to Bourns Inc. - MF-R300

Product Attribute Attribute Value  
Manufacturer Bourns, Inc.  
Voltage - Max 30V  
Type Polymeric  
Time to Trip 10.8 s  
Thickness (Max) -  
Size / Dimension 0.472' L x 0.118' W (12.00mm x 3.00mm)  
Series Multifuse®, MF-R  
Resistance - Post Trip (R1) (Max) 80 mOhms  
Resistance - Initial (Ri) (Min) 20 mOhms  
Ratings -  
Package / Case Radial, Disc  
Product Attribute Attribute Value  
Package Bulk  
Operating Temperature -40°C ~ 85°C  
Mounting Type Through Hole  
Lead Spacing 0.201' (5.10mm)  
Height - Seated (Max) 0.720' (18.30mm)  
Current - Trip (It) 6 A  
Current - Max 40 A  
Current - Hold (Ih) (Max) 3 A  
Base Product Number MF-R3  
Approval Agency cURus, TUV  

Parts with Similar Specifications

The three parts on the right have similar specifications to Bourns Inc. MF-R300

Product Attribute MF-R300 MF-RHT450-2 MF-R700 MF-R900-0-99
Part Number MF-R300 MF-RHT450-2 MF-R700 MF-R900-0-99
Manufacturer Bourns Inc. Bourns Inc. Bourns Inc. Bourns Inc.
Size / Dimension 0.472' L x 0.118' W (12.00mm x 3.00mm) 0.409" L x 0.118" W (10.40mm x 3.00mm) 0.870' L x 0.118' W (22.10mm x 3.00mm) 0.953' L x 0.118' W (24.20mm x 3.00mm)
Voltage - Max 30V 16V 30V 30V
Base Product Number MF-R3 MF-RHT MF-R7 MF-R900
Lead Spacing 0.201' (5.10mm) 0.114" (2.90mm) 0.402' (10.20mm) 0.402' (10.20mm)
Height - Seated (Max) 0.720' (18.30mm) 0.614" (15.60mm) 1.173' (29.80mm) 1.295' (32.90mm)
Approval Agency cURus, TUV - cURus, TUV cURus, TUV
Time to Trip 10.8 s 3 s 17.5 s 20 s
Package Bulk Tape & Reel (TR) Bulk Bulk
Operating Temperature -40°C ~ 85°C -40°C ~ 125°C -40°C ~ 85°C -40°C ~ 85°C
Mounting Type Through Hole Through Hole Through Hole Through Hole
Current - Hold (Ih) (Max) 3 A 4.5 A 7 A 9 A
Package / Case Radial, Disc Radial, Disc Radial, Disc Radial, Disc
Ratings - AEC-Q200 - -
Type Polymeric Polymeric Polymeric Polymeric
Current - Trip (It) 6 A 7.8 A 14 A 18 A
Series Multifuse®, MF-R Multifuse®, MF-RHT Multifuse®, MF-R Multifuse®, MF-R
Current - Max 40 A 100 A 40 A 40 A
Resistance - Initial (Ri) (Min) 20 mOhms 22 mOhms 5 mOhms 5 mOhms
Thickness (Max) - - - -
Resistance - Post Trip (R1) (Max) 80 mOhms 54 mOhms 30 mOhms 20 mOhms

MF-R300 Datasheet PDF

Download MF-R300 pdf datasheets and Bourns Inc. documentation for MF-R300 - Bourns Inc..

Datasheets
Multifuse Product Guide.pdf MF-R Series.pdf
Environmental Information
Bourns REACH.pdf MF-R Series Material Declaration.pdf RoHS MF-R, MF-RG, MF-RHT, MF-RM, MF-RX Series.pdf
PCN Design/Specification
Cylindrical Battery Holders.pdf

Shipment

Delivery Time

In-stock items can be shipped within 24 hours. Some parts will be arranged for delivery within 1-2 days from the date all items arrive at our warehouse. And Allelco ships order once a day at about 17:00, except Sunday. Once the goods are shipped, the estimated delivery time depends on the shipping methods and Delivery destination. The table below shows are the logistic time for some common countries.

Delivery Cost

  1. Use your express account for shipment if you have one.
  2. Use our account for the shipment. Refer to the table below for the approximate charges.
(Different time frame / countries / package size has different price.)

Delivery Method

  1. Global Common Shipment by DHL / UPS / FedEx / TNT / EMS / SF we support.
  2. Others more shipping ways, please get in touch with your customer manager.

Common Countries Logistic Time Reference
Region Country Logistic Time(Day)
America United States 5
Brazil 7
Europe Germany 5
United Kingdom 4
Italy 5
Oceania Australia 6
New Zealand 5
Asia India 4
Japan 4
Middle East Israel 6
DHL & FedEx Shipment Charges Reference
Shipment charges(KG) Reference DHL(USD$)
0.00kg-1.00kg USD$30.00 - USD$60.00
1.00kg-2.00kg USD$40.00 - USD$80.00
2.00kg-3.00kg USD$50.00 - USD$100.00
Note:
The above table is for reference only. There may have some data bias for the uncontrollable factors.
Contact us if you have any questions.

Payment Support

The payment method can be chosen from the methods shown below: Wire Transfer (T/T, Bank Transfer), Western Union, Credit card, PayPal.

Your Faithful Supply Chain Partner -

Contact us if you have any questions.

  1. Phone
    +00852 9146 4856

Certifications & Memberships

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MF-R300 Image

MF-R300

Bourns Inc.
32D-MF-R300

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