MF-R025-2-99 Bourns Inc., MF-R025-2-99 Datasheet

FUSE PTC RESETTABLE

MF-R025-2-99

Manufacturer Part Number
MF-R025-2-99
Description
FUSE PTC RESETTABLE
Manufacturer
Bourns Inc.
Series
MF-Rr
Type
PTC Resettable Fusesr
Datasheet

Specifications of MF-R025-2-99

Voltage - Max
60V
Current - Max
40A
Current - Hold (ih) (max)
250mA
Current - Trip (it)
500mA
R Min/max
1.000 ~ 1.950 Ohm
Time To Trip
2.5s
Package / Case
Radial
Hold Current
0.25 Amp
Trip Current
0.5 Amp
Current Rating (max)
40 Amps
Resistance
1.95 Ohms
Maximum Voltage
60 VoltsDC
Termination Style
Radial
Mounting Style
Through Hole
Current Rating
40 Amps
Dimensions
7.4 mm L x 3.1 mm W x 12.7 mm H x 7.4 mm D
Lead Spacing
5.1 mm
Operating Temperature Range
- 40 C to + 85 C
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Operating/Storage Temperature ...................... -40 °C to +85 °C
Maximum Device Surface Temperature
Passive Aging .................................................. +85 °C, 1000 hours .......................................... ±5 % typical resistance change
Humidity Aging ................................................ +85 °C, 85 % R.H. 1000 hours ........................ ±5 % typical resistance change
Thermal Shock ................................................ -40 °C to +85 °C, 10 times .............................. ±10 % typical resistance change
Solvent Resistance .......................................... MIL-STD-202, Method 215 .............................. No change
Vibration .......................................................... MIL-STD-883C, Method 2007.1, ..................... No change
Test
Visual/Mech. .................................................... Verify dimensions and materials ...................... Per MF physical description
Resistance ....................................................... In still air @ 23 °C ............................................. Rmin ≤ R ≤ Rmax
Time to Trip ...................................................... 5 times Ihold, Vmax, 23 °C .............................. T ≤ max. time to trip (seconds)
Hold Current .................................................... 30 min. at Ihold ................................................ No trip
Trip Cycle Life .................................................. Vmax, Imax, 100 cycles ................................... No arcing or burning
Trip Endurance ................................................ Vmax, 48 hours ................................................ No arcing or burning
UL File Number ............................................... E 174545
CSA File Number ............................................. CA 110338
TÜV File Number ............................................. R2057213
*RoHS Directive 2002/95/EC Jan 27 2003 including Annex.
Specifi cations are subject to change without notice.
Customers should verify actual device performance in their specifi c applications.
**CSA approval pending.
MF-R005**
MF-R010
MF-R017
MF-R020
MF-R025
MF-R030
MF-R040
MF-R050
MF-R065
MF-R075
MF-R090
MF-R090-0-9
MF-R110
MF-R135
MF-R160
MF-R185
MF-R250
MF-R250-0-10
MF-R300
MF-R400
MF-R500
MF-R600
MF-R700
MF-R800
MF-R900
MF-R1100
Test Procedures And Requirements For Model MF-R Series
Electrical Characteristics
Environmental Characteristics
in Tripped State ............................................ 125 °C
Model
0 1 8
R
1 1 0
0 T
V max.
Volts
60
60
60
60
60
60
60
60
60
60
60
30
30
30
30
30
30
30
30
30
30
30
30
30
30
16
I max.
Amps
100
40
40
40
40
40
40
40
40
40
40
40
40
40
40
40
40
40
40
40
40
40
40
40
40
40
11.00
Ihold
Hold
Condition A
Test Conditions
0.05
0.10
0.17
0.20
0.25
0.30
0.40
0.50
0.65
0.75
0.90
0.90
1.10
1.35
1.60
1.85
2.50
2.50
3.00
4.00
5.00
6.00
7.00
8.00
9.00
Features
MF-R Series - PTC Resettable Fuses
Amperes
at 23 °C
Radial Leaded Devices
Cured, fl ame retardant epoxy polymer
insulating material meets UL 94V-0
requirements
RoHS compliant*
Agency recognition:
10.00
12.00
14.00
16.00
18.00
22.00
Itrip
0.10
0.20
0.34
0.40
0.50
0.60
0.80
1.00
1.30
1.50
1.80
1.80
2.20
2.70
3.20
3.70
5.00
5.00
6.00
8.00
Trip
0.065
0.055
0.040
0.025
0.025
0.020
0.010
0.010
0.005
0.005
0.005
0.005
0.003
Min.
2.50
2.00
1.50
1.00
0.76
0.52
0.41
0.27
0.18
0.14
0.07
0.10
7.3
Resistance
at 23 °C
Ohms
Initial
0.115
0.105
0.048
0.048
Max.
11.1
4.50
3.20
2.84
1.95
1.36
0.86
0.77
0.48
0.40
0.31
0.12
0.18
0.07
0.05
0.03
0.03
0.02
0.02
0.02
0.01
0.01
1 Hour (R 1 )
Resistance
Post-Trip
at 23 °C
Accept/Reject Criteria
Ohms
0.014
Max.
22.0
7.50
8.00
4.40
3.00
2.10
1.29
1.17
0.72
0.60
0.47
0.22
0.27
0.17
0.15
0.11
0.07
0.07
0.08
0.05
0.05
0.04
0.03
0.03
0.02
Applications
Almost anywhere there is a low voltage power
supply and a load to be protected, including:
Computers & peripherals
General electronics
Automotive applications
Amperes
at 23 °C
0.85
1.25
3.25
3.75
6.75
9.25
12.5
12.5
15.0
20.0
25.0
30.0
35.0
40.0
45.0
40.0
0.5
0.5
1.0
1.5
2.0
2.5
4.5
4.5
5.5
8.0
Max. Time
to Trip
Seconds
at 23 °C
***20.0
10.3
10.3
10.8
12.7
14.5
16.0
17.5
18.8
20.0
5.0
4.0
3.0
2.2
2.5
3.0
3.8
4.0
5.3
6.3
7.2
5.9
6.6
7.3
8.0
8.7
***Tested at 40 amps
Dissipation
at 23 °C
Tripped
Power
Watts
0.22
0.38
0.48
0.40
0.45
0.50
0.55
0.75
0.90
0.90
1.00
0.60
0.70
0.80
0.90
1.00
1.20
1.20
2.00
2.50
3.00
3.50
3.80
4.00
4.20
4.50
Typ.

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MF-R025-2-99 Summary of contents

Page 1

... Vibration .......................................................... MIL-STD-883C, Method 2007.1, ..................... No change Test Procedures And Requirements For Model MF-R Series Test Visual/Mech. .................................................... Verify dimensions and materials ...................... Per MF physical description Resistance ....................................................... In still air @ 23 °C ............................................. Rmin ≤ R ≤ Rmax Time to Trip ...................................................... 5 times Ihold, Vmax, 23 °C .............................. T ≤ max. time to trip (seconds) Hold Current ...

Page 2

... Packaging options: BULK: All models = 500 pcs. per bag. TAPE & REEL: MF-R005-MF-R160 - 12.7 mm device pitch = 3000 pcs. per reel; MF-R185-MF-R400 - 25.4mm device pitch = 1500 pcs. per reel; MF-R250-0-10 = 1500 pcs. per reel. AMMO-PACK: MF-R005-MF-R160 - 12.7 mm device pitch = 2000 pcs. per reel; ...

Page 3

... MF-R Series - PTC Resettable Fuses Product Dimensions (see previous page for dimensions) Style 1 Style NOTE: Kinked lead option is available for board standoff. Contact factory for details. Thermal Derating Chart - I hold / I trip (Amps) Model -40 ºC -20 ºC MF-R005 0.08 / 0.16 0.07 / 0.14 MF-R010 ...

Page 4

... Fault Current (Amps) 10 100 10 100 Customers should verify actual device performance in their specifi c applications. How to Order 110 - Multifuse ® Product Designator Series R = Radial Leaded Component Hold Current, I hold 005-1100 (0.05 Amps - 11.0 Amps) Packaging Options - __ = Bulk Packaging without part number suffi ...

Page 5

... MF-R, MF-R/90, MF-R/600, MF-RX, MF-RX/72 & MF-RX/250 Series Tape and Reel Specifi cations Devices taped using EIA468–B/IEC286-2 standards. See table below and Figures 1 and 2 for details. Dimension Description Carrier tape width Hold down tape width Hold down tape Top distance between tape edges ...

Page 6

... MF-R, MF-R/90, MF-R/600, MF-RX, MF-RX/72 & MF-RX/250 Series Tape and Reel Specifi cations Dimension Description Lead spacing: MF-R, MF-R/90, MF-R/600, MF-RX, MF-RX/72 Lead spacing: MF-RX/250 Reel width Reel diameter Space between fl anges less device Arbor hole diameter Core diameter: MF-R, MF-RX, MF-R/90 ...

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