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

RXEF250

Manufacturer Part NumberRXEF250
DescriptionFUSE, PTC RESET, 72V, 2.5A, RADIAL
ManufacturerTE Connectivity
SeriesRXEF
RXEF250 datasheets
 


Specifications of RXEF250

Holding Current2.5ATripping Current5A
Initial Resistance Max0.08ohmOperating Voltage72V
Ptc Fuse CaseRadial LeadedInitial Resistance Min0.05ohm
Resistance R10.13ohmRohs CompliantYes
Hold Current2.5ATrip Current5A
Initial Resistance (min)50mOhmInitial Resistance (max)80mOhm
Voltage Rating Max72VTrip Time (max)15.6@12.5As
Power Dissipation (typ)2.5WPost Trip Resistance (max)130mOhm
Wire FormStraightAgency ApprovalsCSA/TUV/UL
Operating Temperature Min Deg. C-40COperating Temperature Max Deg. C85C
Brand/seriesPolySwitch®/RXEF SeriesCurrent, Rating2.5 A
Dimensions0.82x0.12x1 "Material, BodyEpoxy Polymer
Mounting TypePCBPrimary TypeResettable
Resistance, Dc0.08 OhmsTerminationRadial
Voltage, Rating72 VDCAgency RecognitionUL, CSA, TUV
Ul File NumberE74889Csa File NumberA78165
Vmax (v)72Imax (a)40
Ih (room Temperature) (a)2.5It (room Temperature) (a)5.00
Rmin (?)0.05Rmax (?)0.080
R1 Max [post Trip] (?)0.13Power Dissipation (typical) (w)2.50
ConstructionRadialLead TypeStraight
Family NameRXEFCoatingCoated
Rohs/elv ComplianceRoHS compliant, ELV compliantLead Free Solder ProcessesWave solder capable to 240°C, Wave solder capable to 260°C, Wave solder capable to 265°C
Rohs/elv Compliance HistoryAlways was RoHS compliantTuv Certificate No.Available on request (per IEC 60730-1)
Operating Temperature (max.) (°c)85ApplicationRadial
Packaging MethodBulkLead Free Status / Rohs StatusCompliant
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PolySwitch Resettable Devices
Raychem Circuit Protection has pioneered PPTC technology
for over 25 years. Our radial-leaded products represent the
widest range of product capabilities.
RGEF series for hold currents up to 14A
RHEF series for flatter thermal derating and operating
temperatures up to 125°C
RUEF series for balance of voltage rating (30V) and
hold current (up to 9A)
RUSBF series for fast time-to-trip and low-resistance
computer applications
RTEF series specifically designed for IEEE-1394 applications
RXEF series for low hold currents (down to 50mA) and high
voltage rating (up to 72V)
LVR/LVRL series for line voltage applications up to a continuous
operating voltage of 265V
/135V
AC
AC
BBRF series for cable telephone applications
Now offering Pb-free versions of all products. For Pb-free
versions of R-line products simply add an "F" to the end of
the series description.
Whether for design or volume application, Raychem Circuit
Protection's radial-leaded products represent the most
comprehensive and complete set of PPTC products available
in the industry today.
Benefits
• Many product choices give engineers more design flexibility
• Compatible with high-volume electronics assembly
• Assists in meeting regulatory requirements
• Higher voltage ratings allow use in new applications
Applications
• Satellite video receivers
• USB hub, ports and peripherals
• Industrial controls
• IEEE1394 ports
• Transformers
• CD-ROMs
• Computer motherboards
• Game machines
• Modems
• Battery packs
Radial-leaded Devices
Features
• Broadest range of radial-leaded resettable devices
available in the industry
• Current ratings from 50mA to 15A
• Voltage ratings from 6V (computer and electronic
applications) to 265V
AC
• Agency recognition : UL, CSA, TÜV
• Fast time-to-trip
• Low resistance
• Phones
• Fax machines
• Analog and digital line cards
• Printers
line voltage applications
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RXEF250 Summary of contents

  • Page 1

    ... PolySwitch Resettable Devices Raychem Circuit Protection has pioneered PPTC technology for over 25 years. Our radial-leaded products represent the widest range of product capabilities. RGEF series for hold currents up to 14A • RHEF series for flatter thermal derating and operating • temperatures up to 125°C RUEF series for balance of voltage rating (30V) and • ...

  • Page 2

    ... 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 LVR Voltage Rating 265V — ...

  • Page 3

    Table R1 - Product Series - Current Rating, Voltage Rating/Typical Resistance for Radial-leaded Devices LVR LVRL BBRF Voltage Rating 265V 135V 99V AC AC Hold Current (A) — — — 2.000 — 0.431Ω — 2.500 — — — 3.000 — ...

  • Page 4

    ... Table R2 - Thermal Derating for Radial-leaded Devices [Hold Current (A) at Ambient Temperature (°C)] Part Number RXEF 72V RXEF110 RXEF135 RXEF160 RXEF185 RXEF250 RXEF300 RXEF375 RTEF 33V RTEF120 RTEF135 RTEF190 RUEF 30V RUEF090 RUEF110 RUEF135 RUEF160 RUEF185 RUEF250 RUEF300 RUEF400 RUEF500 RUEF600 RUEF700 ...

  • Page 5

    Table R2 - Thermal Derating for Radial-leaded Devices [Hold Current (A) at Ambient Temperature (°C)] Maximum Ambient Temperature -40°C -20°C Part Number RHEF 16V - High Temperature RHEF650 8.80 8.10 RHEF700 9.51 8.73 RHEF750 10.20 9.40 RHEF800 10.87 9.98 RHEF900 ...

  • Page 6

    Figures R1-R5 - Thermal Derating Curve for Radial-leaded Devices A = RUSBF075, RUSBF120, RUSBF155 B = RUEF, RTEF, and all other RUSBF RHEF RGEF Figure R3 200 B 150 A 100 50 0 –40 –20 0 Ambient ...

  • Page 7

    ... RXEF090 0.90 1.80 72 — RXEF110 1.10 2.20 72 — RXEF135 1.35 2.70 72 — RXEF160 1.60 3.20 72 — RXEF185 1.85 3.70 72 — RXEF250 2.50 5.00 72 — RXEF300 3.00 6.00 72 — RXEF375 3.75 7.50 72 — RTEF 33V RTEF120 1.20 2.3 33 — RTEF135 1.35 2.5 33 — ...

  • Page 8

    Table R3 - Electrical Characteristics for Radial-leaded Devices I I Part H T Number (A) (A) RUEF 30V RUEF400 4.0 8.0 RUEF500 5.0 10.0 RUEF600 6.0 12.0 RUEF700 7.0 14.0 RUEF800 8.0 16.0 RUEF900 9.0 18.0 RHEF 30V - High ...

  • Page 9

    Figures R6-R16 - Dimension Figures for Radial-leaded Devices Figure Figure Figure R12 ...

  • Page 10

    Table R4 - Dimensions for Radial-leaded Devices in Millimeters (Inches) Dimension Part A Number Min. LVR/LVRL 240V/120V LVR005K — — LVR005S — — LVR008K — — LVR008S — — LVR012K — — LVR012S — — LVR016K — — LVR016S — ...

  • Page 11

    ... RXEF160 — 16.3 — 20.8 (0.64) (0.82) RXEF185 — 17.5 — 22.4 (0.69) (0.88) RXEF250 — 20.8 — 25.4 (0.82) (1.00) RXEF300 — 23.9 — 28.6 (0.94) (1.13) RXEF375 — 27.2 — 31.8 (1.07) (1.25) ...

  • Page 12

    Table R4 - Dimensions for Radial-leaded Devices in Millimeters (Inches) Dimension Part A Number Min. RUEF 30V RUEF500 — RUEF600 — RUEF700 — RUEF800 — RUEF900 — RHEF 30V - High Temperature RHEF050 — RHEF070 — RHEF100 — RUSBF 16V ...

  • Page 13

    Table R4 - Dimensions for Radial-leaded Devices in Millimeters (Inches) Dimension Part A B Number Min. Max. Min. Max. RHEF 16V - High Temperature RHEF300 — 8.8 — 13.8 (0.35) (0.55) RHEF400 — 10.0 — 15.0 (0.39) (0.59) RHEF450 — ...

  • Page 14

    ... BBRF A = BBRF550 B = BBRF750 RTEF C = RTEF120 D = RTEF135 E = RTEF190 RXEF A = RXEF005 J = RXEF075 B = RXEF010 K = RXEF090 C = RXEF017 L = RXEF110 D = RXEF020 M = RXEF135 E = RXEF025 N = RXEF160 F = RXEF030 O = RXEF185 G = RXEF040 P = RXEF250 H = RXEF050 Q = RXEF300 I = RXEF065 R = RXEF375 RUEF A = RUEF090 H = RUEF400 B = RUEF110 I = RUEF500 C = RUEF135 J = RUEF600 D = RUEF160 K = RUEF700 E = RUEF185 L = RUEF800 F = RUEF250 M = RUEF900 RUEF300 123 ...

  • Page 15

    Figures R17-R23 - Typical Time-to-trip curves at 20°C for Radial-leaded Devices RGEF (data at 25° RGEF250 H = RGEF900 B = RGEF300 I = RGEF1000 C = RGEF400 J = RGEF1100 D = RGEF500 K = RGEF1200 E ...

  • Page 16

    Table R5 - Physical Characteristics and Environmental Specifications for Radial-leaded Devices LVR/LVRL Physical Characteristics Lead material Soldering characteristics Solder heat withstand Devices are not designed to be placed through a reflow process. LVR/LVRL Environmental Specifications Test Passive aging Humidity aging ...

  • Page 17

    Table R5 - Physical Characteristics and Environmental Specifications for Radial-leaded Devices RTEF Physical Characteristics Lead material Tin-plated copper-clad steel, 0.205mm Soldering characteristics Solderability pre ANSI/J-STD-002 Category 3 Solder heat withstand per IEC-STD 68-2-20, Test Tb, Method 1a, condition b; can ...

  • Page 18

    Table R5 - Physical Characteristics and Environmental Specifications for Radial-leaded Devices RGEF Environmental Specifications Test Passive aging Humidity aging Thermal Shock Solvent resistance RHEF Physical Characteristics Lead material Soldering characteristics Solder heat withstand Insulting material Devices are not designed to ...

  • Page 19

    Table R6 - Packaging and Marking Information for Radial-leaded Devices Part Number Bag Quantity Tape & Reel Quantity LVR 240V /LVRL 120V AC AC LVR033S 500 — LVR033S-2 — 2,000 LVR033K 500 — LVR033K-2 — 2,000 LVR040S 500 — LVR040S-2 ...

  • Page 20

    ... RXEF135-2 — RXEF135-AP — RXEF160 500 RXEF160-2 — RXEF160-AP — RXEF185 500 RXEF185-2 — RXEF185-AP — RXEF250 250 RXEF250-2 — RXEF250-AP — RXEF300 250 RXEF300-2 — RXEF300-AP — RXEF375 250 RTEF 33V RTEF120 500 RTEF120-2 — RTEF120-AP — RTEF135 500 RTEF135-2 — ...

  • Page 21

    Table R6 - Packaging and Marking Information for Radial-leaded Devices Part Number Bag Quantity Tape & Reel Quantity RUEF 30V RUEF500 250 — RUEF500-2 — 1,500 RUEF500-AP — — RUEF600 250 — RUEF600-2 — 1,000 RUEF600-AP — — RUEF700 250 ...

  • Page 22

    Table R6 - Packaging and Marking Information for Radial-leaded Devices Part Number Bag Quantity RGEF 16V RGEF700 500 RGEF700-2 — RGEF700-AP — RGEF800 500 RGEF800-2 — RGEF800-AP — RGEF900 500 RGEF900-2 — RGEF900-AP — RGEF1000 250 RGEF1000-2 — RGEF1000-AP — ...

  • Page 23

    ... Body tape plane deviation Ordinate to adjacent component lead RXEF010 to RXEF090, BBRF550, BBRF750 Ordinate to adjacent component lead RXEF110 to RXEF300 Lead spacing* RXEF010 to RXEF185, BBRF550, BBRF750 Lead spacing* RXEF250 to RXEF300 Reel width RXEF010 to RXEF090 Reel width* RXEF110 to RXEF300 Reel diameter Space between flanges less device ...

  • Page 24

    Table R7 - Tape and Reel Specifications for Radial-leaded Devices RUEF, RTEF and RUSBF devices are available in tape and reel packaging per EIA468–B/IEC60286–2 standards. See Figures R24 and R25 for details. Description Carrier tape width Hold-down tape width Top ...

  • Page 25

    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 ...

  • Page 26

    Figure R25 - EIA Referenced Reel Dimensions for Radial-leaded Devices Part Numbering System for Radial-leaded Devices RUEF 250 WARNING: Application Limitations for the LVR Product Line 1) Users should independently evaluate the suitability of and test ...

  • Page 27

    WARNING: Operation beyond the maximum ratings or improper use may result in device damage and possible electrical arcing and flame. The devices are intended for protection against occasional overcurrent or overtemperature fault conditions and should not be used when repeated ...