BOURNS MF-RG400-0 PTC Resettable Fuse 16V Through Hole Mount
The BOURNS MF-RG400-0 is a high-performance PTC resettable fuse designed for circuit protection in various electronic applications. This radial leaded device offers a compact size with fast tripping characteristics, making it ideal for automotive and space-constrained environments.
Product Features
Compliant with AEC-Q200 Rev-C- Stress Test Qualification for Automotive Applications
Radial leaded design for reliable mounting
Smaller size for similar Ihold ratings, optimizing space utilization
Faster tripping response for enhanced circuit protection
RoHS compliant and halogen free
Agency recognition for automotive standards
Operating temperature range: -40 °C to +85 °C
Passive aging and humidity aging with minimal resistance change (±5%) over 1000 hours
Thermal shock and vibration resistance per MIL-STD-202 and MIL-STD-883C
Electrical Characteristics
Model
V max. Volts
I max. Amps
Ihold (A)
Itrip (A)
Initial Resistance (Ω)
1 Hour Post-Trip Resistance (Ω)
Max. Time To Trip (seconds)
Tripped Power Dissipation (W)
MF-RG400
16
100
4.00
6.80
0.021
0.0385
20
2.40
Environmental and Mechanical Characteristics
Operating Temperature: -40 °C to +85 °C
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 over 10 cycles from -40 °C to +85 °C
Vibration and solvent resistance: No change per MIL standards
Moisture Sensitivity Level: Level 1
ESD Classification: Class 6 (HBM)
Physical Dimensions
Model
A Max. (inches)
B Max. (inches)
C (inches)
D Min. (inches)
E Max. (inches)
F Nom. (inches)
Material
MF-RG400
0.350
0.504
0.201
0.028
0.299
0.118
Sn/Cu
Ordering and Packaging
Available in bulk, tape & reel, and ammo-pack options. For detailed ordering information, please refer to the datasheet.
Note: The Itrip is approximately two times Ihold. Specifications are subject to change without notice. Users should verify actual device performance in their specific applications.
{"id":10027876352317,"title":"MF-RG400-0","handle":"mf-rg400-0","description":"\u003ch3\u003eBOURNS MF-RG400-0 PTC Resettable Fuse 16V Through Hole Mount\u003c\/h3\u003e\n\n\u003cp\u003eThe BOURNS MF-RG400-0 is a high-performance PTC resettable fuse designed for circuit protection in various electronic applications. This radial leaded device offers a compact size with fast tripping characteristics, making it ideal for automotive and space-constrained environments.\u003c\/p\u003e\n\n\u003ch3\u003eProduct Features\u003c\/h3\u003e\n\u003cul\u003e\n \u003cli\u003eCompliant with AEC-Q200 Rev-C- Stress Test Qualification for Automotive Applications\u003c\/li\u003e\n \u003cli\u003eRadial leaded design for reliable mounting\u003c\/li\u003e\n \u003cli\u003eSmaller size for similar Ihold ratings, optimizing space utilization\u003c\/li\u003e\n \u003cli\u003eFaster tripping response for enhanced circuit protection\u003c\/li\u003e\n \u003cli\u003eRoHS compliant and halogen free\u003c\/li\u003e\n \u003cli\u003eAgency recognition for automotive standards\u003c\/li\u003e\n \u003cli\u003eOperating temperature range: -40 °C to +85 °C\u003c\/li\u003e\n \u003cli\u003ePassive aging and humidity aging with minimal resistance change (±5%) over 1000 hours\u003c\/li\u003e\n \u003cli\u003eThermal shock and vibration resistance per MIL-STD-202 and MIL-STD-883C\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eElectrical Characteristics\u003c\/h3\u003e\n\u003ctable\u003e\n \u003cthead\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\u003e1 Hour Post-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 \u003c\/thead\u003e\n \u003ctbody\u003e\n \u003ctr\u003e\n \u003ctd\u003eMF-RG400\u003c\/td\u003e\n \u003ctd\u003e16\u003c\/td\u003e\n \u003ctd\u003e100\u003c\/td\u003e\n \u003ctd\u003e4.00\u003c\/td\u003e\n \u003ctd\u003e6.80\u003c\/td\u003e\n \u003ctd\u003e0.021\u003c\/td\u003e\n \u003ctd\u003e0.0385\u003c\/td\u003e\n \u003ctd\u003e20\u003c\/td\u003e\n \u003ctd\u003e2.40\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003ch3\u003eEnvironmental and Mechanical Characteristics\u003c\/h3\u003e\n\u003cul\u003e\n \u003cli\u003eOperating Temperature: -40 °C to +85 °C\u003c\/li\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 over 10 cycles from -40 °C to +85 °C\u003c\/li\u003e\n \u003cli\u003eVibration and solvent resistance: No change per MIL standards\u003c\/li\u003e\n \u003cli\u003eMoisture Sensitivity Level: Level 1\u003c\/li\u003e\n \u003cli\u003eESD Classification: Class 6 (HBM)\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003ePhysical Dimensions\u003c\/h3\u003e\n\u003ctable\u003e\n \u003cthead\u003e\n \u003ctr\u003e\n \u003cth\u003eModel\u003c\/th\u003e\n \u003cth\u003eA Max. (inches)\u003c\/th\u003e\n \u003cth\u003eB Max. (inches)\u003c\/th\u003e\n \u003cth\u003eC (inches)\u003c\/th\u003e\n \u003cth\u003eD Min. (inches)\u003c\/th\u003e\n \u003cth\u003eE Max. (inches)\u003c\/th\u003e\n \u003cth\u003eF Nom. (inches)\u003c\/th\u003e\n \u003cth\u003eMaterial\u003c\/th\u003e\n \u003c\/tr\u003e\n \u003c\/thead\u003e\n \u003ctbody\u003e\n \u003ctr\u003e\n \u003ctd\u003eMF-RG400\u003c\/td\u003e\n \u003ctd\u003e0.350\u003c\/td\u003e\n \u003ctd\u003e0.504\u003c\/td\u003e\n \u003ctd\u003e0.201\u003c\/td\u003e\n \u003ctd\u003e0.028\u003c\/td\u003e\n \u003ctd\u003e0.299\u003c\/td\u003e\n \u003ctd\u003e0.118\u003c\/td\u003e\n \u003ctd\u003eSn\/Cu\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003ch3\u003eOrdering and Packaging\u003c\/h3\u003e\n\u003cp\u003eAvailable in bulk, tape \u0026amp; reel, and ammo-pack options. For detailed ordering information, please refer to the datasheet.\u003c\/p\u003e\n\n\u003ch3\u003eProduct Specifications\u003c\/h3\u003e\n\u003cul\u003e\n \u003cli\u003ePart Number: MF-RG400-0\u003c\/li\u003e\n \u003cli\u003eManufacturer: BOURNS\u003c\/li\u003e\n \u003cli\u003eCountry of Origin: CN\u003c\/li\u003e\n \u003cli\u003eUnit of Measure: EA\u003c\/li\u003e\n \u003cli\u003eECCN: EAR99\u003c\/li\u003e\n \u003cli\u003ePackage Type: BLK\u003c\/li\u003e\n \u003cli\u003eDatasheet: \u003ca href=\"https:\/\/www.waldomapac.com\/productfiles\/mf-bo\/mfrg.pdf\" target=\"_blank\"\u003eMF-RG Series Datasheet\u003c\/a\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eNote: The Itrip is approximately two times Ihold. Specifications are subject to change without notice. Users should verify actual device performance in their specific applications.\u003c\/p\u003e\n\n\u003cp\u003eDisclaimers and legal information can be found at \u003ca href=\"https:\/\/www.bourns.com\/docs\/legal\/disclaimer.pdf\" target=\"_blank\"\u003eBourns Legal Disclaimer\u003c\/a\u003e.\u003c\/p\u003e\u003cbr\u003e","published_at":"2025-08-16T04:07:04+05:30","created_at":"2025-08-16T04:07:04+05:30","vendor":"Waldom Electonics","type":"Circuit Protection","tags":["16V","BOURN","Circuit","IMPORT_CSV","IMPORT_PT2","Pptc","PTC","WLDM"],"price":4158,"price_min":4158,"price_max":4158,"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":50626232090941,"title":"Default Title","option1":"Default Title","option2":null,"option3":null,"sku":"MF-RG400-0","requires_shipping":true,"taxable":true,"featured_image":null,"available":true,"name":"MF-RG400-0","public_title":null,"options":["Default Title"],"price":4158,"weight":250,"compare_at_price":null,"inventory_management":"shopify","barcode":"MF-RG400-0","requires_selling_plan":false,"selling_plan_allocations":[]}],"images":["\/\/thinkrobotics.com\/cdn\/shop\/files\/MF-RG400-0_47861645_eba0c058.jpg?v=1755297428"],"featured_image":"\/\/thinkrobotics.com\/cdn\/shop\/files\/MF-RG400-0_47861645_eba0c058.jpg?v=1755297428","options":["Title"],"media":[{"alt":null,"id":45861540692285,"position":1,"preview_image":{"aspect_ratio":0.79,"height":200,"width":158,"src":"\/\/thinkrobotics.com\/cdn\/shop\/files\/MF-RG400-0_47861645_eba0c058.jpg?v=1755297428"},"aspect_ratio":0.79,"height":200,"media_type":"image","src":"\/\/thinkrobotics.com\/cdn\/shop\/files\/MF-RG400-0_47861645_eba0c058.jpg?v=1755297428","width":158}],"requires_selling_plan":false,"selling_plan_groups":[],"content":"\u003ch3\u003eBOURNS MF-RG400-0 PTC Resettable Fuse 16V Through Hole Mount\u003c\/h3\u003e\n\n\u003cp\u003eThe BOURNS MF-RG400-0 is a high-performance PTC resettable fuse designed for circuit protection in various electronic applications. This radial leaded device offers a compact size with fast tripping characteristics, making it ideal for automotive and space-constrained environments.\u003c\/p\u003e\n\n\u003ch3\u003eProduct Features\u003c\/h3\u003e\n\u003cul\u003e\n \u003cli\u003eCompliant with AEC-Q200 Rev-C- Stress Test Qualification for Automotive Applications\u003c\/li\u003e\n \u003cli\u003eRadial leaded design for reliable mounting\u003c\/li\u003e\n \u003cli\u003eSmaller size for similar Ihold ratings, optimizing space utilization\u003c\/li\u003e\n \u003cli\u003eFaster tripping response for enhanced circuit protection\u003c\/li\u003e\n \u003cli\u003eRoHS compliant and halogen free\u003c\/li\u003e\n \u003cli\u003eAgency recognition for automotive standards\u003c\/li\u003e\n \u003cli\u003eOperating temperature range: -40 °C to +85 °C\u003c\/li\u003e\n \u003cli\u003ePassive aging and humidity aging with minimal resistance change (±5%) over 1000 hours\u003c\/li\u003e\n \u003cli\u003eThermal shock and vibration resistance per MIL-STD-202 and MIL-STD-883C\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eElectrical Characteristics\u003c\/h3\u003e\n\u003ctable\u003e\n \u003cthead\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\u003e1 Hour Post-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 \u003c\/thead\u003e\n \u003ctbody\u003e\n \u003ctr\u003e\n \u003ctd\u003eMF-RG400\u003c\/td\u003e\n \u003ctd\u003e16\u003c\/td\u003e\n \u003ctd\u003e100\u003c\/td\u003e\n \u003ctd\u003e4.00\u003c\/td\u003e\n \u003ctd\u003e6.80\u003c\/td\u003e\n \u003ctd\u003e0.021\u003c\/td\u003e\n \u003ctd\u003e0.0385\u003c\/td\u003e\n \u003ctd\u003e20\u003c\/td\u003e\n \u003ctd\u003e2.40\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003ch3\u003eEnvironmental and Mechanical Characteristics\u003c\/h3\u003e\n\u003cul\u003e\n \u003cli\u003eOperating Temperature: -40 °C to +85 °C\u003c\/li\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 over 10 cycles from -40 °C to +85 °C\u003c\/li\u003e\n \u003cli\u003eVibration and solvent resistance: No change per MIL standards\u003c\/li\u003e\n \u003cli\u003eMoisture Sensitivity Level: Level 1\u003c\/li\u003e\n \u003cli\u003eESD Classification: Class 6 (HBM)\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003ePhysical Dimensions\u003c\/h3\u003e\n\u003ctable\u003e\n \u003cthead\u003e\n \u003ctr\u003e\n \u003cth\u003eModel\u003c\/th\u003e\n \u003cth\u003eA Max. (inches)\u003c\/th\u003e\n \u003cth\u003eB Max. (inches)\u003c\/th\u003e\n \u003cth\u003eC (inches)\u003c\/th\u003e\n \u003cth\u003eD Min. (inches)\u003c\/th\u003e\n \u003cth\u003eE Max. (inches)\u003c\/th\u003e\n \u003cth\u003eF Nom. (inches)\u003c\/th\u003e\n \u003cth\u003eMaterial\u003c\/th\u003e\n \u003c\/tr\u003e\n \u003c\/thead\u003e\n \u003ctbody\u003e\n \u003ctr\u003e\n \u003ctd\u003eMF-RG400\u003c\/td\u003e\n \u003ctd\u003e0.350\u003c\/td\u003e\n \u003ctd\u003e0.504\u003c\/td\u003e\n \u003ctd\u003e0.201\u003c\/td\u003e\n \u003ctd\u003e0.028\u003c\/td\u003e\n \u003ctd\u003e0.299\u003c\/td\u003e\n \u003ctd\u003e0.118\u003c\/td\u003e\n \u003ctd\u003eSn\/Cu\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003ch3\u003eOrdering and Packaging\u003c\/h3\u003e\n\u003cp\u003eAvailable in bulk, tape \u0026amp; reel, and ammo-pack options. For detailed ordering information, please refer to the datasheet.\u003c\/p\u003e\n\n\u003ch3\u003eProduct Specifications\u003c\/h3\u003e\n\u003cul\u003e\n \u003cli\u003ePart Number: MF-RG400-0\u003c\/li\u003e\n \u003cli\u003eManufacturer: BOURNS\u003c\/li\u003e\n \u003cli\u003eCountry of Origin: CN\u003c\/li\u003e\n \u003cli\u003eUnit of Measure: EA\u003c\/li\u003e\n \u003cli\u003eECCN: EAR99\u003c\/li\u003e\n \u003cli\u003ePackage Type: BLK\u003c\/li\u003e\n \u003cli\u003eDatasheet: \u003ca href=\"https:\/\/www.waldomapac.com\/productfiles\/mf-bo\/mfrg.pdf\" target=\"_blank\"\u003eMF-RG Series Datasheet\u003c\/a\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eNote: The Itrip is approximately two times Ihold. Specifications are subject to change without notice. Users should verify actual device performance in their specific applications.\u003c\/p\u003e\n\n\u003cp\u003eDisclaimers and legal information can be found at \u003ca href=\"https:\/\/www.bourns.com\/docs\/legal\/disclaimer.pdf\" target=\"_blank\"\u003eBourns Legal Disclaimer\u003c\/a\u003e.\u003c\/p\u003e\u003cbr\u003e"}
