MF-MSMD125-2 Bourns Inc., MF-MSMD125-2 Datasheet - Page 3

• Manufacturer Part Number: MF-MSMD125-2
• Description: FUSE RESETTABLE 1.25A HOLD SMD
• Manufacturer: Bourns Inc.
• Series: MF-MSMDr
• Type: PTC Resettable Fusesr

Specifications of MF-MSMD125-2

• Package / Case: 1812 (4532 Metric)
• R Min/max: 0.035 ~ 0.140 Ohm
• Voltage - Max: 6V
• Time To Trip: 0.4s
• Current - Hold (ih) (max): 1.25A
• Current - Trip (it): 2.5A
• Current - Max: 100A
• Hold Current: 1.25 Amps
• Trip Current: 2.5 Amps
• Current Rating (max): 100 Amps
• Resistance: 0.14 Ohms
• Maximum Voltage: 6 VoltsDC
• Termination Style: SMD/SMT
• Mounting Style: SMD/SMT
• Current Rating: 100 Amps
• Dimensions: 4.73 mm L x 3.41 mm W x 0.48 mm H
• Operating Temperature Range: - 40 C to + 85 C
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Other names: MF-MSMD125-02; MF-MSMD125TR

Thermal Derating Chart - I hold / I trip (Amps)
Typical Time to Trip at 23 ˚C
MF-MSMD010
MF-MSMD014
MF-MSMD020
MF-MSMD030
MF-MSMD050
MF-MSMD075
MF-MSMD110
MF-MSMD125
MF-MSMD150
MF-MSMD160
MF-MSMD200
MF-MSMD260
Model
0.001
MF-MSMD Series -
0.01
100
0.1
10
1
0.1
MF-MSMD010
MF-MSMD030
0.16 / 0.32
0.23 / 0.52
0.29 / 0.58
0.44 / 0.88
0.77 / 1.54
1.15 / 2.30
1.59 / 3.18
1.80 / 3.61
2.17 / 4.34
2.30 / 5.00
3.08 / 6.14
4.00 / 7.98
-40 ˚C
Fault Current (Amps)
MF-MSMD014
1
0.14 / 0.28
0.19 / 0.45
0.26 / 0.52
0.39 / 0.78
0.68 / 1.36
1.01 / 2.02
1.43 / 2.86
1.63 / 3.25
1.95 / 3.90
2.20 / 4.40
2.71 / 5.39
3.52 / 7.01
-20 ˚C
PTC Resettable Fuses
MF-MSMD020
0.12 / 0.24
0.17 / 0.40
0.23 / 0.46
0.35 / 0.70
0.59 / 1.18
0.88 / 1.76
1.26 / 2.52
1.43 / 2.86
1.72 / 3.44
1.90 / 3.80
2.35 / 4.62
3.06 / 6.09
MF-MSMD050
0 ˚C
MF-MSMD200
10
0.11 / 0.22
0.14 / 0.34
0.20 / 0.40
0.30 / 0.60
0.50 / 1.00
0.75 / 1.50
1.10 / 2.20
1.25 / 2.50
1.50 / 3.00
1.60 / 2.80
2.00 / 4.01
2.60 / 5.15
Ambient Operating Temperature
23 ˚C
0.08 / 0.16
0.12 / 0.29
0.17 / 0.34
0.26 / 0.52
0.44 / 0.88
0.65 / 1.30
0.95 / 1.90
1.08 / 2.16
1.30 / 2.59
1.45 / 2.90
1.80 / 1.61
2.34 / 4.64
MF-MSMD260
MF-MSMD160
MF-MSMD150
MF-MSMD125
MF-MSMD110
MF-MSMD075
100
40 ˚C
Customers should verify actual device performance in their specific applications.
0.07 / 0.14
0.10 / 0.25
0.15 / 0.30
0.23 / 0.46
0.40 / 0.80
0.60 / 1.20
0.87 / 1.74
0.99 / 1.98
1.18 / 2.37
1.30 / 2.60
1.60 / 3.19
2.08 / 4.13
50 ˚C
Multifuse
Designator
Series
Hold Current, I hold
Packaging
Represents total content. Layout may vary.
MANUFACTURER'S
TRADEMARK
Typical Part Marking
How to Order
MSMD = 4.5 mm Surface Mount
Component
010-260 (0.10 Amps - 2.60 Amps)
Packaged per EIA 481-1
-2 = Tape and Reel
Specifications are subject to change without notice.
0.06 / 0.12
0.09 / 0.23
0.14 / 0.28
0.21 / 0.42
0.37 / 0.74
0.55 / 1.10
0.80 / 1.60
0.91 / 1.82
1.09 / 2.18
1.15 / 2.30
1.50 / 2.98
1.95 / 3.87
®
60 ˚C
Product
MF-MSMD SERIES, REV. Q, 02/04
075
0.05 / 0.10
0.08 / 0.21
0.12 / 0.24
0.18 / 0.36
0.33 / 0.66
0.49 / 0.98
0.71 / 1.42
0.81 / 1.62
0.97 / 1.94
1.03 / 2.06
1.07 / 2.12
1.39 / 2.74
MF - MSMD 075 - 2
0A
70 ˚C
PART
IDENTIFICATION
DATE CODE -
WEEK 1 OF 2000 = 0A
(YEAR & WEEK)
WEEK 27 OF 2000 = A0
(WEEK & YEAR)
0.03 / 0.06
0.06 / 0.16
0.10 / 0.20
0.15 / 0.30
0.29 / 0.58
0.43 / 0.86
0.60 / 1.20
0.68 / 1.36
0.82 / 1.64
0.91 / 1.82
0.80 / 1.58
1.04 / 2.05
85 ˚C