MF-RX250-99 Bourns Inc., MF-RX250-99 Datasheet - Page 3
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MF-RX250-99
Manufacturer Part Number
MF-RX250-99
Description
PTC Resettable Fuses 60Volt 40Amps Hold 2.5 Trip 5Amps
Manufacturer
Bourns Inc.
Type
PTC Resettable Fuser
Series
MF-RXr
Datasheet
1.MF-RX110.pdf
(4 pages)
Specifications of MF-RX250-99
Hold Current
2.5 Amps
Trip Current
5 Amps
Current Rating (max)
40 Amps
Resistance
0.08 Ohms
Maximum Voltage
60 VoltsDC
Termination Style
Radial
Mounting Style
Through Hole
Current Rating
40 Amps
Dimensions
26.4 mm L x 3.1 mm W x 3.1 mm H x 21.3 mm D
Lead Spacing
10.2 mm
Operating Temperature Range
- 40 C to + 85 C
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Specifications are subject to change without notice.
Customers should verify actual device performance in their specific applications.
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: all others
Hold down tape
Top distance between tape edges
Sprocket hole position
Sprocket hole diameter
Abscissa to plane (straight lead)
Abscissa to plane (kinked lead)
Abscissa to top (straight lead)
Abscissa to top (kinked lead)
Overall width w/lead protrusion (straight lead)
Overall width w/lead protrusion (kinked lead)
Overall width w/o lead protrusion (straight lead)
Overall width w/o lead protrusion (kinked lead)
Lead protrusion
Protrusion of cutout
Protrusion beyond hold tape
Sprocket hole pitch
Pitch tolerance
Device pitch: MF-R005–MF-R160, MF-R/90 & MF-RX/72
Device pitch: MF-R185–MF-R400,
MF-RX110–MF-RX375
Tape thickness
Tape thickness with splice: MF-R010–MF-R160
Tape thickness with splice: MF-R250–MF-R1100
MF-RX110–MF-RX375 & MF-R/90
Splice sprocket hole alignment
Body lateral deviation
Body tape plane deviation
Lead spacing
Reel width
Reel diameter
Space between flanges less device
MF-R, MF-RX, MF-R/90, MF-RX/72 & MF-RX/250 Series
Tape and Reel Specifications
IEC
Mark
W
W 0
W 2
W 1
D 0
H
H 0
H 1
H 1
I 1
L
I 2
P 0
t
∆h
∆p
F
w
d
W 1
EIA
Mark
W
W 4
W 6
W 5
D 0
H
H 0
H 1
H 1
C 1
C 1
C 2
C 2
L 1
L
I 2
P 0
t
t 1
t 1
∆h
∆p
F
W 2
a
h
20 consecutive
No protrusion
Not specified
Dimensions
(1.496)
(1.268)
(2.165)
(2.126)
(1.673)
(2.205)
(14.57)
(.709)
(.433)
(.118)
(.354)
(.157)
(.728)
(.039)
(.433)
(.035)
(.059)
(.091)
(.187)
(.63)
(1.7)
(0.5)
(0.5)
(1.0)
(0.2)
18.5
38.0
32.2
55.0
43.2
54.0
42.5
12.7
12.7
25.4
5.08
4.75
370
1.0
0.9
1.5
2.3
18
11
16
11
0
0
0
56
9
4
3
Dimensions
Tolerance
(-0.02/+.039)
(-0.02/+0.03)
(±.012)
-0.5/+0.75
max.
max.
max.
max.
max.
max.
max.
max.
max.
max.
max.
max.
(±.039)
(±.021)
(±.008)
max.
max.
(±.128)
DIMENSIONS =
-0.5/+1.0
min.
(±.0078)
±0.3
±3.25
(±.118)
(±.012)
±1.0
±0.3
±0.2
±1
(±.02)
±0.2
±3.0
±0.5
±0.3
(INCHES)
MM