Bourns 4A Hold current, Radial Leaded PCB Mount Resettable Fuse, 30V

  • RS Stock No. 647-8601
  • Mfr. Part No. MF-R400
  • Manufacturer Bourns
Technical data sheets
Legislation and Compliance
RoHS Certificate of Compliance
Product Details

MF-R Series

Radial leaded devices
Rated at 40A except MF-R1100 which is rated at 100A
Cured, flame retardant epoxy polymer insulating material meets UL 94V-0 requirements

PCB Wire Ended

Resettable fuses with radial leads that offer the following:

All are UL, CSA, TUV approved
Protection of electrical and electronic circuits against excessive currents
Rapid switch from low resistance state to very high resistance with electrical overload or short circuit
Quick and automatic reset and return to low resistance state when fault condition corrected and power removed

Features:

Automatically resets itself thousands of times
Maintenance free
Small size and no fuseholder required

Main applications:

Security systems
Power supplies and transformers
Power switching devices
Automotive and medical equipment
Instrumentation and control
Computers and peripherals
Audio visual and telecommunications

Specifications
Attribute Value
Lead Orientation Radial
Trip Current 8A
Time to Trip 12.7s
Hold Current 4 A
Voltage Rating 30 V
Maximum Current 40 A
Minimum Resistance 0.01Ω
Maximum Resistance 50mΩ
Power Dissipation 2.5W
Body Height 24.8mm
Body Length 14.4mm
Body Width 3mm
Wire Pitch 5.1mm
Wire Length 7.6mm
Maximum Operating Temperature +85°C
Minimum Operating Temperature -40°C
Wire Diameter 0.81mm
380 In stock for delivery within 5 working day(s)
Price (ex. GST) Each (In a Pack of 10)
$ 0.619
(exc. GST)
$ 0.681
(inc. GST)
units
Per unit
Per Pack*
10 - 90
$0.619
$6.19
100 - 490
$0.604
$6.04
500 - 1490
$0.587
$5.87
1500 - 2490
$0.57
$5.70
2500 +
$0.556
$5.56
*price indicative
Packaging Options:
Related Products
Resettable fault protection of general electronic equipment. Compliant ...
Description:
Resettable fault protection of general electronic equipment. Compliant with AEC-Q200 Rev-C- Stress Test Qualification for Passive Components in Automotive ApplicationsOperating temperature range up to 125 °CLow thermal derating factorHigher hold currents at elevated temperature.
Used as a secondary overcurrent protection device in ...
Description:
Used as a secondary overcurrent protection device in customer premise equipment (CPE), central office (CO) and access equipment. Two resistance-matched PTCs in a ceramic housingNarrow resistance tolerance.
TE PolySwitch LVR/LVB series line-voltage product line of ...
Description:
TE PolySwitch LVR/LVB series line-voltage product line of polymeric positive temperature coefficient (PPTC) devices includes components that are rated for line voltages of 120VAC and 240VAC, for up to 2A of operating current at 20°C. They help protect against damage ...
TE PolySwitch™ RXE represents series of low hold ...
Description:
TE PolySwitch™ RXE represents series of low hold current (down to 50mA) and high voltage rating (up to 72V) devices. Typically used in printers, satellite video receivers, industrial controls, transformers, computer motherboards, modems, USB hubs, ports and peripherals, game machines, ...