TRF250-183S Datasheet, PDF (1/1 Pages) Tyco Electronics – PolySwitch®PTC Devices

308 Constitution Drive
Menlo Park, CA 94025-1164
Phone: [phone]
www.circuitprotection.com
PolySwitch®
PTC Devices
Overcurrent Protection Device
Raychem Circuit Protection Products
PRODUCT: TRF250-183S
DOCUMENT: SCD 26744
PCN: REFER TO TABLE III BELOW
REV LETTER: C
REV DATE: MAY 29, 2007
PAGE NO.: 1 OF 1
Specification Status: Released
Operating Conditions at 20°C:
Maximum Continuous Operating Voltage (V_MCO): 100V_DC
Maximum Interrupt Current (I_INT ): 10A_RMS
A
C
Fault Ratings at 20°C:
250V_RMS, 3A, 10 applications
B
Additional Info at 20°C:
• 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
Lead Material:
22 AWG Sn-Plated Copper (0.65 mm [0.026”] nominal diameter)
D
E
(Center-to-Center)
External Coating Material:
Cured, flame retardant epoxy polymer, meeting UL94 V-0 requirements
Marking:
TABLE I. DIMENSIONS:
A
B
MIN MAX MIN MAX
mm: --
7.5
--
9.5
in:* -- (0.29) -- (0.37)
*Rounded off approximation
C
MIN MAX
--
4.1
--
(0.16)
D
MIN MAX
4.7
--
(0.19) --
E
NOM
5.0
(0.20)
TABLE II. PERFORMANCE RATINGS @ 20°C:
HOLD
TRIP
RESISTANCE (Ω)
CURRENT CURRENT
(A)
(A)
R MIN R MAX R_{1 MAX}*
0.183
0.685
0.8
2.0
3.4
*Post Trip Resistance measured after one hour.
TIME TO TRIP(Sec)
@ 3A
TYP
MAX
0.55
1.8
OPERATING
TEMPERATURE
(°C)
MIN MAX
-40
85
TRIPPED
POWER DISSIPATION
(W)
TYP @ 100V_DC
0.9
TABLE III. APPLICABLE PART DESCRIPTIONS:
PART DESCRIPTION
PCN # (INTERNAL ONLY)
TRF250-183S
RF0769-000
TRF250-183S-2
RF0841-000
PACKAGING TYPE
Bulk
Tape and Reel
NOTES
N/A
Dim “D” not applicable
Agency Recognitions:
Reference Documents:
Precedence:
Effectivity:
CAUTION:
Materials Information
ROHS Compliant
UL (File #E74889), CSA (File #78165C), TUV
Raychem PS300, ITU-T K.20, K.21
This specification takes precedence over documents referenced herein.
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.
ELV Compliant
Pb-Free
© 2007 Tyco Electronics Corporation. All rights reserved.