RXEF250 TE Connectivity, RXEF250 Datasheet - Page 25

• Manufacturer Part Number: RXEF250
• Description: FUSE, PTC RESET, 72V, 2.5A, RADIAL
• Manufacturer: TE Connectivity
• Series: RXEFr

Specifications of RXEF250

• Holding Current: 2.5A
• Tripping Current: 5A
• Initial Resistance Max: 0.08ohm
• Operating Voltage: 72V
• Ptc Fuse Case: Radial Leaded
• Initial Resistance Min: 0.05ohm
• Resistance R1: 0.13ohm
• Rohs Compliant: Yes
• Hold Current: 2.5A
• Trip Current: 5A
• Initial Resistance (min): 50mOhm
• Initial Resistance (max): 80mOhm
• Voltage Rating Max: 72V
• Trip Time (max): 15.6@12.5As
• Power Dissipation (typ): 2.5W
• Post Trip Resistance (max): 130mOhm
• Wire Form: Straight
• Agency Approvals: CSA/TUV/UL
• Operating Temperature Min Deg. C: -40C
• Operating Temperature Max Deg. C: 85C
• Brand/series: PolySwitch®/RXEF Series
• Current, Rating: 2.5 A
• Dimensions: 0.82x0.12x1 "
• Material, Body: Epoxy Polymer
• Mounting Type: PCB
• Primary Type: Resettable
• Resistance, Dc: 0.08 Ohms
• Termination: Radial
• Voltage, Rating: 72 VDC
• Agency Recognition: UL, CSA, TUV
• Ul File Number: E74889
• Csa File Number: A78165
• Vmax (v): 72
• Imax (a): 40
• Ih (room Temperature) (a): 2.5
• It (room Temperature) (a): 5.00
• Rmin (?): 0.05
• Rmax (?): 0.080
• R1 Max [post Trip] (?): 0.13
• Power Dissipation (typical) (w): 2.50
• Construction: Radial
• Lead Type: Straight
• Family Name: RXEF
• Coating: Coated
• Rohs/elv Compliance: RoHS compliant, ELV compliant
• Lead Free Solder Processes: Wave solder capable to 240°C, Wave solder capable to 260°C, Wave solder capable to 265°C
• Rohs/elv Compliance History: Always was RoHS compliant
• Tuv Certificate No.: Available on request (per IEC 60730-1)
• Operating Temperature (max.) (°c): 85
• Application: Radial
• Packaging Method: Bulk
• Lead Free Status / Rohs Status: Compliant

Table R7 - Tape and Reel Specifications for Radial-leaded Devices
RGEF and RHEF devices are available in tape and reel packaging per EIA468–B/IEC60286–2 standards. See Figures R24 and R25 for details.
Dimension
Description
Carrier tape width
Hold-down tape width
Top distance between tape edges
Sprocket hole position
Sprocket hole diameter
Abscissa to plane (straight lead) RGEF250 to RGEF1400
Abscissa to plane (kinked lead) RHEF050 to RHEF1500
Abscissa to top RGEF250 to RGE6F00, RHEF050 to RHEF450
Abscissa to top* RGEF700 to RGEF1400, RHEF600 to RHEF1500
Overall width w/lead protrusion RGEF250 to RGEF600, RHEF050 to RHEF450
Overall width w/lead protrusion RGEF700 to RGEF1400, RHEF600 to RHEF1500
Overall width w/o lead protrusion RGEF250 to RGEF600, RHEF050 to RHEF450
Overall width w/o lead protrusion RGEF700 to RGEF1400, RHEF600 to RHEF1500
Lead protrusion
Protrusion of cut-out
Protrusion beyond hold-down tape
Sprocket hole pitch
Device pitch RGEF250 to RGEF700, RHEF050 to RHEF600
Device pitch RGEF800 to RGEF1400, RHEF650 to RHEF1500
Pitch tolerance
Tape thickness
Overall tape and lead thickness* RGEF250 to RGEF1100, RHEF050 to RHEF1000
Overall tape and lead thickness* RGEF1200 to RGEF1400, RHEF1300, RHEF1500
Splice sprocket hole alignment
Body lateral deviation
Body tape plane deviation
Ordinate to adjacent component lead RGEF300 to RGEF1100, RHEF400 to RHEF750
Ordinate to adjacent component lead RGEF1200 to RGEF1400, RHEF1000 to RHEF1500
Lead spacing* RGEF250 to RGEF1100, RHEF050 to RHEF900
Lead spacing* RGEF1200 to RGEF1400, RHEF1000 to RHEF1500
Reel width RGEF250 to RGEF600, RHEF050 to RHEF450
Reel width* RGEF600 to RGEF1400 & RHEF600 to RHEF1500
Reel diameter
Space between flanges less device*
Arbor hold diameter
Core diameter*
Box
Consecutive missing places
Empty places per reel
*Differs from EIA specification.
Figure R24 - EIA Referenced Taped Component Dimensions for Radial-leaded Devices
Δ h
H
Δ h
1
I
2
L
L
1
P
P
0
1
A
B
Reference plane
F
D
Mark
0
W
EIA
W
W
W
Δ
D
H
H
H
—
—
—
—
w
w
w
—
—
—
W
C
C
C
C
L
P
P
P
H
I
t
t
L
F
F
a
c
n
t
2
1
1
4
1
0
0
1
1
1
1
2
2
0
p
1
1
2
2
1
4
6
5
h
H
0
W
5
W
Direction of unreeling
Dimension (mm)
Cross section A - B
20 consecutive
Not specified
64/372/362
0.1%
370.0
16.0
10.2
63.5
26.0
91.0
None
18.5
32.2
45.0
43.2
42.5
12.7
25.4
25.4
3.81
7.62
5.08
56.0
4.75
1.0
0.9
2.0
2.3
18
11
55
54
11
3
9
4
0
0
0
H
H
1
C
1
C
t
2
Δ p
Tolerance
-0.5/+1.0
Minimum
Maximum
-0.5/+0.75
± 0.2
± 2.5
± 0.5
Maximum
Maximum
Maximum
Maximum
Maximum
Maximum
Maximum
Maximum
—
± 0.3
± 0.61
± 0.6
± 1
Maximum
Maximum
Maximum
± 0.3
± 1.0
± 1.3
± 0.7
± 0.7
+0.75 /-0.5
+ 0.75/-0.5
Maximum
Maximum
Maximum
± 3.25
± 12.0
Maximum
Maximum
—
Maximum
Δ p
...
Cont'd
1 34
13