RXEF250 TE Connectivity, RXEF250 Datasheet - Page 2

FUSE, PTC RESET, 72V, 2.5A, RADIAL

RXEF250

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

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

Available stocks

Company
Part Number
Manufacturer
Quantity
Price
Part Number:
RXEF250
Manufacturer:
RYC
Quantity:
54 380
Part Number:
RXEF250
Manufacturer:
RAYCHEM
Quantity:
302
Part Number:
RXEF250-2
Manufacturer:
RYC
Quantity:
28 000
13
11 1
Protection Application Selection Guide for Radial-leaded Devices
The guide below lists PolySwitch devices that are typically used in these applications.
Specifications for the suggested device part numbers can be found in this section.
Once a part number has been selected, the user should evaluate and test each product for its intended application.
Protection Application
Electromagnetic loads
Halogen lighting
Lighting ballast
Loudspeakers
Medical equipment
MOSFET devices
Motors, fans and blowers
POS equipment
Process and industrial controls
Satellite video receivers
Security and fire alarm systems
Test and measurement equipment
Transformers
UL 1950/FCC Part 68 requirements
DDC computer and consumer electronics
IEEE-1394 computer and consumer electronics
Mouse and keyboard
SCSI
USB
Traces and printed circuit board protection
This list is not exhaustive. Raychem Circuit Protection welcomes customer's input for additional application ideas for PolySwitch resettable devices.
Table R1 - Product Series - Current Rating, Voltage Rating/Typical Resistance for Radial-leaded Devices
Voltage Rating
Hold Current (A)
0.050
0.080
0.100
0.110
0.120
0.145
0.150
0.160
0.170
0.180
0.200
0.250
0.300
0.330
0.400
0.500
0.550
0.650
0.700
0.750
0.900
1.000
1.100
1.200
1.250
1.350
1.550
1.600
1.850
1.900
265V
0.80Ω
0.59Ω
9.8Ω
4.8Ω
3.4Ω
1.7Ω
1.0Ω
LVR
25Ω
AC
0.325Ω
0.224Ω
0.148Ω
0.138Ω
135V
LVRL
AC
BBRF
1.05Ω
0.58Ω
99V
0.325Ω
0.255Ω
0.200Ω
0.155Ω
0.115Ω
0.100Ω
RXEF
2.29Ω
1.60Ω
1.11Ω
0.71Ω
0.64Ω
0.40Ω
PolySwitch Resettable Devices—Key Selection Criteria
Small Size
RGEF (<16V), RUEF (<30V)
RGEF (<16V), RUEF (<30V)
RXEF (<72V), BBRF (<99V
RXEF (<72V)
RGEF (<16V), RUEF (<30V)
RGEF (<16V), RUEF (<30V)
RXEF (<72V), RGEF (<16V)
RXEF (<72V), RUEF (<30V)
RXEF (<72V), RUEF (<30V)
RGEF (<16V), RUEF (<30V)
RGEF (<16V), RUEF (<30V)
RGEF (<16V), RUEF (<30V)
RGEF (<16V), RUEF (<30V)
RXEF (<72V)
RUEF (<30V)
RTEF (<33V)
RUEF (<30V)
RUEF (<30V)
RUSBF (<16V)
RGEF (<16V), RUEF (<30V)
72V
RXEF
3.50Ω
4.30Ω
9.2Ω
60V
0.097Ω
0.080Ω
0.054Ω
RTEF
33V
AC
)
0.095Ω
0.075Ω
0.060Ω
0.050Ω
0.045Ω
RUEF
30V
Flatter
Derating
RHEF (<30V)
RHEF (<30V)
RHEF (<30V)
RHEF (<30V)
RHEF (<30V)
RHEF (<30V)
RHEF (<30V)
RHEF (<30V)
RHEF (<30V)
RHEF (<30V)
RGEF
16V
RHEF
16V
Lower Current
Higher Voltage
RXEF (<72V)
RXEF (<72V)
LVR (<265V
RXEF (<72V)
RXEF (<72V)
RXEF (<72V)
LVR (<265V
RXEF (<72V)
RXEF (<72V), LVR (<265V
RXEF (<72V), LVR (<265V
RXEF (<72V), LVR (<265V
RXEF (<72V)
RHEF
0.68Ω
0.42Ω
0.24Ω
30V
AC
AC
RUSBF
0.075Ω
0.060Ω
0.050Ω
0.045Ω
)
)
0.10Ω
16V
RUSBF
0.080Ω
0.058Ω
0.14Ω
AC
AC
AC
6V
)
)
)

Related parts for RXEF250