TRF250-145 Tyco Electronics, TRF250-145 Datasheet
TRF250-145
Manufacturer Part Number
TRF250-145
Description
POLYSWITCH 0.145A HOLD ENCAPSUL
Manufacturer
Tyco Electronics
Series
PolySwitch®r
Datasheets
1.TRF250-145.pdf
(1 pages)
2.TCF250-120T-RB-B-0.5.pdf
(20 pages)
3.TRF250-145.pdf
(1 pages)
Specifications of TRF250-145
R Min/max
3.000 ~ 6.000 Ohm
Voltage - Max
60V
Time To Trip
5s
Current - Hold (ih) (max)
145mA
Current - Trip (it)
290mA
Current - Max
3A
Package / Case
Radial
Holding Current
145mA
Tripping Current
290mA
Initial Resistance Max
6ohm
Operating Voltage
60VDC
Ptc Fuse Case
Radial Lead
Initial Resistance Min
3ohm
Resistance R1
14ohm
Hold Current
0.145 Amp
Trip Current
0.29 Amp
Current Rating (max)
3 Amps
Resistance
14 Ohms
Maximum Voltage
60 VoltsDC
Termination Style
Radial
Mounting Style
Through Hole
Current Rating
3 Amps
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Lead Free Status / RoHS Status
Lead free / RoHS Compliant, Lead free / RoHS Compliant
Other names
RF0021-000
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
TRF250-145
Manufacturer:
Raychem
Quantity:
5 500
Company:
Part Number:
TRF250-145-2
Manufacturer:
Raychem
Quantity:
7 500
Company:
Part Number:
TRF250-145-B-2-0.5
Manufacturer:
Tyco
Quantity:
45 000
Company:
Part Number:
TRF250-145-RA
Manufacturer:
Tyco
Quantity:
35 000
Company:
Part Number:
TRF250-145-RB
Manufacturer:
Tyco
Quantity:
45 000
308 Constitution Drive
Menlo Park, CA 94025-1164
Phone: 800-227-4856
www.circuitprotection.com
Operating Conditions at 20°C:
Fault Ratings at 20°C:
Additional Info at 20°C:
Lead Material:
External Coating Material:
Marking:
TABLE I. DIMENSIONS:
*Rounded off approximation
*Post Trip Resistance measured after one hour.
TABLE III. APPLICABLE PART DESCRIPTIONS:
Agency Recognitions:
Precedence:
Effectivity:
CAUTION:
Materials Information
ROHS Compliant
© 2006, 2010 Tyco Electronics Corporation. All rights reserved.
Reference Documents:
mm:
in:
TABLE II. PERFORMANCE RATINGS @ 20°C:
CURRENT
PART DESCRIPTION
TRF250-145
TRF250-145-2
22 AWG Sn-Plated Copper (0.64 mm [0.025”] nominal diameter)
Cured, flame retardant epoxy polymer, meeting UL94 V-0 requirements
Maximum Continuous Operating Voltage (V
Maximum Interrupt Current (I
250V
• Resistance matched: n/a
• Lightning withstand: 1.5 kV per ITU-T K.20, K.21
• Helps equipment meet ITU-T K.20, K.21 Recommendations
• Helps equipment meet Telcordia GR1089 intrabuilding requirements
HOLD
0.145
(A)
MIN
RMS
--
--
, 3A, 10 applications
A
CURRENT
(0.26)
MAX
0.290
TRIP
6.5
(A)
MIN
--
--
R MIN
3.0
B
RESISTANCE (Ω)
(0.43)
INT
MAX
11.0
Reference documents shall be the issue in effect on the date of invitation for bid.
Operation beyond the rated voltage or current may result in rupture, electrical arcing or flame.
UL (File #E74889), CSA (File #78165C), TUV
PS300, ITU-T K.20, K.21
This specification takes precedence over documents referenced herein.
ELV Compliant
R MAX
): 3A
Raychem Circuit Protection Products
Specification Status: Released
6.0
Overcurrent Protection Device
RMS
MIN
--
--
R
PolySwitch®
PTC Devices
14.0
1 MAX
C
MCO
(0.18)
*
MAX
): 60V
4.6
PACKAGING TYPE
Bulk
Tape and Reel
TIME TO TRIP(Sec)
TYP
2.5
DC
(0.19)
MIN
4.7
@ 1A
D
MAX
Pb-Free
MAX
--
--
5.0
(0.20)
NOM
TEMPERATURE
5.0
E
OPERATING
MIN
-40
PRODUCT: TRF250-145
DOCUMENT: SCD 26221
REV LETTER: E
REV DATE: AUGUST 4, 2010
PAGE NO.: 1 OF 1
NOTES
N/A
Dim “D” not applicable
(°C)
MIN
MAX
--
--
85
F
(0.28)
MAX
7.0
POWER DISSIPATION
TYP
0.8
(W) @ 60V
TRIPPED
DC
MAX
0.9
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