FUSE, PTC RESET, 60V, 145mA, RADIAL

TRF250-145

Manufacturer Part NumberTRF250-145
DescriptionFUSE, PTC RESET, 60V, 145mA, RADIAL
ManufacturerTE Connectivity
SeriesPolySwitch
TRF250-145 datasheets
 


Specifications of TRF250-145

Holding Current145mATripping Current290mA
Initial Resistance Max6ohmOperating Voltage60VDC
Ptc Fuse CaseRadial LeadedInitial Resistance Min3ohm
Rohs CompliantYesBrand/seriesPolySwitch®/TRF250 Series
Current, Rating0.145 ADimensions0.256x0.18x0.433 "
Mounting TypePCBPrimary TypeTelecom
Resistance, Dc6 OhmsTerminationRadial
Voltage, Rating60 VDCAgency RecognitionUL, CSA, TÜV
Ul File NumberE74889Csa File Number78165C
Vmax Operating (v)60Vmax Interrupt (v Rms)250
Imax Interrupt (a)3Ih (room Temperature) (a)0.145
It (room Temperature) (a)0.29Rmin (?)3.00
Rmax (?)6.000R1 Max [post Trip] (?)14.00
Power Dissipation (typical) (w)1.00R (typical) (?)4.50
ConstructionThrough HoleLead TypeKinked
Family NameTRF250CoatingCoated
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)85ApplicationTelecom
Packaging MethodBulkLead Free Status / RoHS StatusCompliant
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Tyco / Electronics
Raychem Circuit Protection
308 Constitution Drive
Menlo Park, CA 94025-1164
Phone: 800-227-4856
Fax: 800-227-4866
Specification Status: RELEASED
Max Electrical Rating at 20ºC
Operating Voltage: 60V
DC
Interrupt Current: 3A
RMS
Fault Voltage: 250V
RMS
: 22 AWG Sn/Pb plated copper
Lead Material
(0.65 mm
[0.026”] nominal diameter)
External Coating Material: Cured, flame
retardant epoxy polymer, meeting UL94 V-0
requirements.
Marking:
Raychem Logo
Part Identification
RoHS Indication
45
Lot Identification
TABLE I. DIMENSIONS:
A
B
MIN
MAX
MIN
MAX
mm:
--
6.5
--
11.0
in:
--
(0.256)
--
(0.433)
TABLE II. PERFORMANCE RATINGS @ 20ºC (unless otherwise noted):
IHOLD (A)
ITRIP (A)
R MIN
0.145
0.290
* Maximum device resistance at 20°C measured 1 hour post trip.
Additional Ratings @ 20°C
Lightning Withstand
ITU-T @ 1.5kV
Agency Recognition:
UL, CSA, TUV
Reference Documents:
PS300
Precedence:
This specification takes precedence over documents referenced herein.
Effectivity:
Reference documents shall be the issue in effect on the date of invitation for bid.
CAUTION:
Operation beyond the rated voltage or current may result in rupture, electrical arcing or flame.
© 2006 Tyco Electronics Corporation. All rights reserved.
PolySwitch®
PTC Devices
Overcurrent Protection Device
Not to be used for new designs.
For new designs please use TRF250-145.
C
D
MIN
MAX
MIN
MAX
--
4.6
4.7
--
--
(0.180) (0.185)
--
RESISTANCE (Ω)
R MAX
R
*
1 MAX
3.0
6.0
14.0
PRODUCT: TR250-145
DOCUMENT: SCD 22544
PCN: 844735-000; 636309-000
REV LETTER: K
REV DATE: APRIL 11, 2006
PAGE NO.: 1 OF 1
E
F
NOM
MIN
MAX
5.0
--
7.0
(0.197)
--
(0.276)
TIME TO TRIP (s)
OPERATING
@ 1A
TEMPERATURE (°C)
TYP
MIN
MAX
2.5
-40
85