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Datasheet

ManualsBrandsBOURNS ManualsFusesPTC fuse Current I(H) 0.08 A 240 V (L x W x H) 20.5 x 8.3 x 3.8 mm 1 pc(s)
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Environmental Characteristics
Operating Temperature .................................... -20 °C to +85 °C
Humidity Aging................................................. +85 °C, 85 % R.H. 1000 hours .........................±20 % typical resistance change
Passive Aging .................................................. +85 °C, 1000 hours ...........................................±20 % typical resistance change
Vibration .......................................................... MIL-STD-883C, Method 2007.1,.......................No change
Condition A
Solvent Resistance .......................................... MIL-STD-202, Method 215 ...............................No change
Test Procedures And Requirements For Model MF-RM Series
Item Test Conditions Accept/Reject Criteria
Visual/Mechanical ............................................ Verify dimensions and material .........................Per MF physical description
Resistance ....................................................... In still air @ 23 °C .............................................R
min
≤ R ≤ R1
max
Time to Trip ...................................................... 240 Vac, specifi ed current ................................T ≤ max. time to trip
Hold Current .................................................... At Ihold ..............................................................No trip
Trip Cycle Life .................................................. 240 Vac, I
max
, 100 cycles ................................No arcing or burning
Trip Endurance ................................................ a) 240 Vac, I
max
, 24 hours ..............................No arcing or burning
b) 265 Vac, I
max
, 30 mins.
Solderability ..................................................... MIL-STD-202, Method 208 ...............................95 % min. coverage
UL File Number .....................E174545
TÜV Certifi cate Number ........R50232433
Electrical Characteristics
Model
Typical Current
Trip Limit
V
max
I
max
Initial
Resistance
One Hour
Post-Trip
Resistance
Max.
Time to Trip
Tripped
Power
Dissipation
I
hold
at 23 °C
I
trip
at 23 °C
Operating
Voltage
Interrupt
Voltage
Interrupt
Current
R
Min.
at 23 °C
R
1
Max.
at 23 °C
at 23 °C
PD Typ.
at 23 °C
(A) (A) (Vac) (Vac) (A) (Ohms) (Ohms) (A) (Sec.) (W)
MF-RM005/240 0.05 0.12 240 265 1.0 18.50 65.00 0.25 10.0 0.9
MF-RM008/240 0.08 0.19 240 265 1.2 7.40 26.00 0.40 10.0 0.9
MF-RM012/240 0.12 0.30 240 265 1.2 3.00 12.00 0.60 15.0 1.0
MF-RM016/240 0.16 0.37 240 265 2.0 2.50 7.80 0.80 15.0 1.4
MF-RM025/240 0.25 0.56 240 265 3.5 1.30 3.80 1.25 18.5 1.5
MF-RM033/240 0.33 0.74 240 265 4.5 0.77 2.60 1.65 21.0 1.7
MF-RM040/240 0.40 0.90 240 265 5.5 0.60 1.90 2.00 24.0 2.0
MF-RM055/240 0.55 1.25 240 265 7.0 0.45 1.45 2.75 26.0 3.4
Features
■ Radial leaded devices
■ Cured, fl ame retardant epoxy polymer
insulating material meets UL 94V-0
requirements
■ Bulk packaging, tape and reel available
■ Resettable circuit protection
■ Agency recognition:
■ RoHS compliant*
Applications
■ Food blenders, coffee machines
■ HVAC
■ Electric fans, blowers
■ AC adaptors
MF-RM Series - PTC Resettable Fuses
*RoHS Directive 2002/95/EC Jan. 27, 2003 including annex and RoHS Recast 2011/65/EU June 8, 2011.
Specifi cations are subject to change without notice.
Customers should verify actual device performance in their specifi c applications.
*RoHS COMPLIANT
RM055
0220S

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