The BOURNS MF-R075-2-99 is a high-quality, resettable PPTC fuse designed for reliable circuit protection in electronic applications. Manufactured in China, this device offers a robust solution for overcurrent protection with RoHS compliance and UL certification.
Resettable PPTC fuse with a hold current of 0.75A and maximum voltage of 60V
Initial resistance of 0.18 ohms at 23°C, suitable for circuit protection applications
Maximum device surface temperature in tripped state: 125°C
Operating and storage temperature range: -40°C to +85°C
RoHS compliant and UL certified (UL File Number: E174545)
Available in tape packaging for automated assembly
Electrical Specifications
Model
V max. Volts
I max. Amps
Ihold (A)
Itrip (A)
Initial Resistance (Ω)
Post-Trip Resistance (Ω)
Max. Time to Trip (seconds)
Tripped Power Dissipation (W)
MF-R075
60
40
0.75
1.50
0.18
0.60
3.75
0.90
Environmental and Testing Characteristics
Passive aging: ±5% resistance change after 1000 hours at +85°C
Humidity aging: ±5% resistance change after 1000 hours at 85% R.H. and +85°C
Thermal shock: ±10% resistance change after 10 cycles from -40°C to +85°C
Vibration and solvent resistance: No change per MIL-STD-202 and MIL-STD-883C standards
Moisture sensitivity level: 1
Additional Details
Designed for circuit protection in electronic devices, providing reliable overcurrent protection with reset capability
Available in bulk, tape and reel, and Ammo-Pak packaging options for manufacturing flexibility
Device dimensions and packaging specifications are available in the datasheet
For more detailed specifications and test procedures, please refer to the datasheet.
Disclaimer: Specifications are subject to change without notice. Users should verify actual device performance in their specific applications. For legal disclaimers, visit disclaimer page.
Note: Datasheet was not processed; please search the internet for the part number for more details.
{"id":10021227823421,"title":"MF-R075-2-99","handle":"mf-r075-2-99","description":"\u003ch3\u003eBOURNS MF-R075-2-99 Resettable Fuses - Circuit Protection\u003c\/h3\u003e\n\u003cp\u003eThe BOURNS MF-R075-2-99 is a high-quality, resettable PPTC fuse designed for reliable circuit protection in electronic applications. Manufactured in China, this device offers a robust solution for overcurrent protection with RoHS compliance and UL certification.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003ePart Number:\u003c\/strong\u003e MF-R075-2-99\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eManufacturer:\u003c\/strong\u003e BOURNS\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCountry of Origin:\u003c\/strong\u003e CN\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUOM:\u003c\/strong\u003e EA (Each)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eECCN:\u003c\/strong\u003e EAR99\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePackage Type:\u003c\/strong\u003e TAPE\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDatasheet:\u003c\/strong\u003e \u003ca href=\"https:\/\/www.waldomapac.com\/productfiles\/mf-bo\/mfr.pdf\" target=\"_blank\" rel=\"noopener noreferrer\"\u003eDownload Datasheet\u003c\/a\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eProduct Features\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eResettable PPTC fuse with a hold current of 0.75A and maximum voltage of 60V\u003c\/li\u003e\n\u003cli\u003eInitial resistance of 0.18 ohms at 23°C, suitable for circuit protection applications\u003c\/li\u003e\n\u003cli\u003eMaximum device surface temperature in tripped state: 125°C\u003c\/li\u003e\n\u003cli\u003eOperating and storage temperature range: -40°C to +85°C\u003c\/li\u003e\n\u003cli\u003eRoHS compliant and UL certified (UL File Number: E174545)\u003c\/li\u003e\n\u003cli\u003eAvailable in tape packaging for automated assembly\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eElectrical Specifications\u003c\/h3\u003e\n\u003ctable border=\"1\" cellpadding=\"5\" cellspacing=\"0\"\u003e\n\u003ctr\u003e\n\u003cth\u003eModel\u003c\/th\u003e\n\u003cth\u003eV max. Volts\u003c\/th\u003e\n\u003cth\u003eI max. Amps\u003c\/th\u003e\n\u003cth\u003eIhold (A)\u003c\/th\u003e\n\u003cth\u003eItrip (A)\u003c\/th\u003e\n\u003cth\u003eInitial Resistance (Ω)\u003c\/th\u003e\n\u003cth\u003ePost-Trip Resistance (Ω)\u003c\/th\u003e\n\u003cth\u003eMax. Time to Trip (seconds)\u003c\/th\u003e\n\u003cth\u003eTripped Power Dissipation (W)\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMF-R075\u003c\/td\u003e\n\u003ctd\u003e60\u003c\/td\u003e\n\u003ctd\u003e40\u003c\/td\u003e\n\u003ctd\u003e0.75\u003c\/td\u003e\n\u003ctd\u003e1.50\u003c\/td\u003e\n\u003ctd\u003e0.18\u003c\/td\u003e\n\u003ctd\u003e0.60\u003c\/td\u003e\n\u003ctd\u003e3.75\u003c\/td\u003e\n\u003ctd\u003e0.90\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003ch3\u003eEnvironmental and Testing Characteristics\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003ePassive aging: ±5% resistance change after 1000 hours at +85°C\u003c\/li\u003e\n\u003cli\u003eHumidity aging: ±5% resistance change after 1000 hours at 85% R.H. and +85°C\u003c\/li\u003e\n\u003cli\u003eThermal shock: ±10% resistance change after 10 cycles from -40°C to +85°C\u003c\/li\u003e\n\u003cli\u003eVibration and solvent resistance: No change per MIL-STD-202 and MIL-STD-883C standards\u003c\/li\u003e\n\u003cli\u003eMoisture sensitivity level: 1\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eAdditional Details\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eDesigned for circuit protection in electronic devices, providing reliable overcurrent protection with reset capability\u003c\/li\u003e\n\u003cli\u003eAvailable in bulk, tape and reel, and Ammo-Pak packaging options for manufacturing flexibility\u003c\/li\u003e\n\u003cli\u003eDevice dimensions and packaging specifications are available in the datasheet\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eFor more detailed specifications and test procedures, please refer to the \u003ca href=\"https:\/\/www.waldomapac.com\/productfiles\/mf-bo\/mfr.pdf\" target=\"_blank\" rel=\"noopener noreferrer\"\u003edatasheet\u003c\/a\u003e.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eDisclaimer:\u003c\/strong\u003e Specifications are subject to change without notice. Users should verify actual device performance in their specific applications. For legal disclaimers, visit \u003ca href=\"https:\/\/www.bourns.com\/docs\/legal\/disclaimer.pdf\" target=\"_blank\" rel=\"noopener noreferrer\"\u003edisclaimer page\u003c\/a\u003e.\u003c\/p\u003e\n\u003cp\u003eNote: Datasheet was not processed; please search the internet for the part number for more details.\u003c\/p\u003e","published_at":"2025-08-12T13:26:36+05:30","created_at":"2025-08-12T13:26:36+05:30","vendor":"Waldom Electonics","type":"Circuit Protection","tags":["60V","75A","BOURN","Circuit","IMPORT_CSV","PPTC","WLDM"],"price":3603,"price_min":3603,"price_max":3603,"available":true,"price_varies":false,"compare_at_price":null,"compare_at_price_min":0,"compare_at_price_max":0,"compare_at_price_varies":false,"variants":[{"id":50611916079421,"title":"Default Title","option1":"Default Title","option2":null,"option3":null,"sku":"MF-R075-2-99","requires_shipping":true,"taxable":true,"featured_image":null,"available":true,"name":"MF-R075-2-99","public_title":null,"options":["Default Title"],"price":3603,"weight":250,"compare_at_price":null,"inventory_management":"shopify","barcode":"MF-R075-2-99","requires_selling_plan":false,"selling_plan_allocations":[]}],"images":["\/\/thinkrobotics.com\/cdn\/shop\/files\/MF-R075-2-99_10751793_c969e97d.jpg?v=1754985399"],"featured_image":"\/\/thinkrobotics.com\/cdn\/shop\/files\/MF-R075-2-99_10751793_c969e97d.jpg?v=1754985399","options":["Title"],"media":[{"alt":null,"id":45799811023165,"position":1,"preview_image":{"aspect_ratio":1.0,"height":200,"width":200,"src":"\/\/thinkrobotics.com\/cdn\/shop\/files\/MF-R075-2-99_10751793_c969e97d.jpg?v=1754985399"},"aspect_ratio":1.0,"height":200,"media_type":"image","src":"\/\/thinkrobotics.com\/cdn\/shop\/files\/MF-R075-2-99_10751793_c969e97d.jpg?v=1754985399","width":200}],"requires_selling_plan":false,"selling_plan_groups":[],"content":"\u003ch3\u003eBOURNS MF-R075-2-99 Resettable Fuses - Circuit Protection\u003c\/h3\u003e\n\u003cp\u003eThe BOURNS MF-R075-2-99 is a high-quality, resettable PPTC fuse designed for reliable circuit protection in electronic applications. Manufactured in China, this device offers a robust solution for overcurrent protection with RoHS compliance and UL certification.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003ePart Number:\u003c\/strong\u003e MF-R075-2-99\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eManufacturer:\u003c\/strong\u003e BOURNS\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCountry of Origin:\u003c\/strong\u003e CN\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUOM:\u003c\/strong\u003e EA (Each)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eECCN:\u003c\/strong\u003e EAR99\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePackage Type:\u003c\/strong\u003e TAPE\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDatasheet:\u003c\/strong\u003e \u003ca href=\"https:\/\/www.waldomapac.com\/productfiles\/mf-bo\/mfr.pdf\" target=\"_blank\" rel=\"noopener noreferrer\"\u003eDownload Datasheet\u003c\/a\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eProduct Features\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eResettable PPTC fuse with a hold current of 0.75A and maximum voltage of 60V\u003c\/li\u003e\n\u003cli\u003eInitial resistance of 0.18 ohms at 23°C, suitable for circuit protection applications\u003c\/li\u003e\n\u003cli\u003eMaximum device surface temperature in tripped state: 125°C\u003c\/li\u003e\n\u003cli\u003eOperating and storage temperature range: -40°C to +85°C\u003c\/li\u003e\n\u003cli\u003eRoHS compliant and UL certified (UL File Number: E174545)\u003c\/li\u003e\n\u003cli\u003eAvailable in tape packaging for automated assembly\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eElectrical Specifications\u003c\/h3\u003e\n\u003ctable border=\"1\" cellpadding=\"5\" cellspacing=\"0\"\u003e\n\u003ctr\u003e\n\u003cth\u003eModel\u003c\/th\u003e\n\u003cth\u003eV max. Volts\u003c\/th\u003e\n\u003cth\u003eI max. Amps\u003c\/th\u003e\n\u003cth\u003eIhold (A)\u003c\/th\u003e\n\u003cth\u003eItrip (A)\u003c\/th\u003e\n\u003cth\u003eInitial Resistance (Ω)\u003c\/th\u003e\n\u003cth\u003ePost-Trip Resistance (Ω)\u003c\/th\u003e\n\u003cth\u003eMax. Time to Trip (seconds)\u003c\/th\u003e\n\u003cth\u003eTripped Power Dissipation (W)\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMF-R075\u003c\/td\u003e\n\u003ctd\u003e60\u003c\/td\u003e\n\u003ctd\u003e40\u003c\/td\u003e\n\u003ctd\u003e0.75\u003c\/td\u003e\n\u003ctd\u003e1.50\u003c\/td\u003e\n\u003ctd\u003e0.18\u003c\/td\u003e\n\u003ctd\u003e0.60\u003c\/td\u003e\n\u003ctd\u003e3.75\u003c\/td\u003e\n\u003ctd\u003e0.90\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003ch3\u003eEnvironmental and Testing Characteristics\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003ePassive aging: ±5% resistance change after 1000 hours at +85°C\u003c\/li\u003e\n\u003cli\u003eHumidity aging: ±5% resistance change after 1000 hours at 85% R.H. and +85°C\u003c\/li\u003e\n\u003cli\u003eThermal shock: ±10% resistance change after 10 cycles from -40°C to +85°C\u003c\/li\u003e\n\u003cli\u003eVibration and solvent resistance: No change per MIL-STD-202 and MIL-STD-883C standards\u003c\/li\u003e\n\u003cli\u003eMoisture sensitivity level: 1\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eAdditional Details\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eDesigned for circuit protection in electronic devices, providing reliable overcurrent protection with reset capability\u003c\/li\u003e\n\u003cli\u003eAvailable in bulk, tape and reel, and Ammo-Pak packaging options for manufacturing flexibility\u003c\/li\u003e\n\u003cli\u003eDevice dimensions and packaging specifications are available in the datasheet\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eFor more detailed specifications and test procedures, please refer to the \u003ca href=\"https:\/\/www.waldomapac.com\/productfiles\/mf-bo\/mfr.pdf\" target=\"_blank\" rel=\"noopener noreferrer\"\u003edatasheet\u003c\/a\u003e.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eDisclaimer:\u003c\/strong\u003e Specifications are subject to change without notice. Users should verify actual device performance in their specific applications. For legal disclaimers, visit \u003ca href=\"https:\/\/www.bourns.com\/docs\/legal\/disclaimer.pdf\" target=\"_blank\" rel=\"noopener noreferrer\"\u003edisclaimer page\u003c\/a\u003e.\u003c\/p\u003e\n\u003cp\u003eNote: Datasheet was not processed; please search the internet for the part number for more details.\u003c\/p\u003e"}
