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MRF Datasheet, PDF (1/2 Pages) Bel Fuse Inc. – Fast Acting Radial Lead Micro Fuse Series
MRFD0106 EMRFD1005A1
Type MRF
RoHS Compliant
Fast Acting Radial Lead Micro Fuse Series
Electrical Characteristics (IEC-127-3 STANDARD SHEET 3)
Rated
Current
1.5 In 2.1 In 2.75 In
4 In
10 In
MIN MAX MIN MAX MIN MAX MAX
50mA to 6.3A 1 30 10 3 3 300 20
inclusive hr. min. ms sec ms ms ms
Approvals s d r Sp c
Safety Agency Approvals
s Certificate No. 9535135, 9601126,
9606126, 9710058
d License No. 93941
r Recognized File No. E20624
S Acceptance File No. LR39772
p File No. JET1037-31007-1001
Amp range / Volt @ I.R. ability
50mA to 5A / 250V AC @ 35A or
10 In whichever is greater
50mA to 6.3A / 250V AC @ 50A
1A to 5A / 250V AC @ 100A
RoHS Compliant Product
RoHS Wave Soldering Compatible : (260°C, 10 sec max)
Environmental Specification
Shock Resistance
MIL-STD-202G, Method 213B,Condition I (Sawtooth)
(100 G’s peak for 6 milliseconds; Sawtooth Waveform)
Vibration Resistance
10-55 Hz x 3 axis/ no load (MIL-STD-202G, Method 201A)
Salt Spray Resistance
MIL-STD-202G, Method 101E, Condition B (48Hrs)
Solderability
MIL-STD-202G, Method 208H
Soldering Heat Resistance
MIL-STD-202G Method 210F, Test Condition C.Top Side
(260°C, 20 sec)
Moisture Resistance
MIL-STD-202G, Method 106G
Operating Temperature
-55°C to +125°C
Physical Specification
Materials
Base and Cap: Black thermoplastic, UL 94-V0
Pins:Tin plated copper alloy
Marking
On fuse:
“bel”,“F”,“Current Rating”,“250V” & “Appropriate Safety
Logos”
Catalog
Number
Ampere
Rating
Typical
Cold
Resistance
(ohm)
Volt-drop
@100% In
(Volt) max.
Melting I2T
< 10 mSec
(A2 Sec)
Melting I2T
@10 In
(A2 Sec)
Maximum
Power
Dissipation
(W)
MRF 50
50mA 12
0.72
0.001
0.001
0.08
MRF 63
63mA
8.6
0.65
0.001
0.001
0.09
MRF 80
80mA
6.2
0.58
0.002
0.002
0.11
MRF 100 100mA
4.48
0.52
0.003
0.003
0.12
MRF 125 125mA
3.22
0.47
0.006
0.006
0.14
MRF 160 160mA
2.40
0.46
0.010
0.010
0.10
MRF 200 200mA
1.60
0.41
0.017
0.016
0.12
MRF 250 250mA
0.45
0.254
0.029
0.027
0.15
MRF 315 315mA
0.34
0.246
0.05
0.05
0.18
MRF 400 400mA
0.25
0.239
0.08
0.08
0.22
MRF 500 500mA
0.19
0.232
0.15
0.13
0.27
MRF 630 630mA
0.091
0.106
0.12
0.13
0.15
MRF 800 800mA
0.071
0.103
0.21
0.22
0.19
MRF 1
1A
0.055
0.100
0.36
0.36
0.23
MRF 1.25 1.25A
0.043
0.097
0.61
0.59
0.28
MRF 1.6
1.6A
0.034
0.094
1.1
1.0
0.35
MRF 2
2A
0.026
0.091
1.8
1.7
0.42
MRF 2.5
2.5A
0.020
0.088
3.1
2.7
0.51
MRF 3.15 3.15A
0.016
0.086
5.3
4.5
0.62
MRF 4
4A
0.012
0.083
9
8
0.77
MRF 5
5A
0.010
0.081 16
13
0.93
MRF 6.3
6.3A
0.008
0.078 27
21
1.14
Consult manufacturer for other ratings
On label:
“bel”,“MRF”,“Current Rating”,“Voltage Rating”,“Interrupting Rating”,
“Appropriate Safety Logos” and “ ” for RoHS VersionPackaging
Packaging
1. In bulk: 1,000 pcs per box
2. On Tape: Ammo pack, 1,000 pcs per box per EIA-468-A and IEC-286-2
Mechanical Dimensions
BULK / SHORT LEADS
AMMO PACK / LONG LEADS
MRF
7.7±0.2
ø8.35±0.10
0.5 min
4.3±0.3
5.08±0.1
(0.200±0.004")
ø0.6mm±0.1
Dimension in mm
12.7mm±0.3mm
9 mm+- 02
6.3mm±1.3 mm
ORDERING INFORMATION SEE LAST 2 PAGES
Bel Fuse Inc. 206 Van Vorst Street, Jersey City, NJ 07302 • Tel: 201-432-0463 • Fax: 201-432-9542 • E-Mail: belfuse@belfuse.com
Website: www.belfuse.com
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