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TRF250-183S PDF预览

TRF250-183S

更新时间: 2024-10-28 12:47:15
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描述
PolySwitch®PTC Devices

TRF250-183S 数据手册

  
PRODUCT: TRF250-183S  
PolySwitch®  
DOCUMENT: SCD 26744  
PCN: REFER TO TABLE III BELOW  
REV LETTER: C  
PTC Devices  
308 Constitution Drive  
Overcurrent Protection Device  
Menlo Park, CA 94025-1164  
Phone: 800-227-4856  
www.circuitprotection.com  
REV DATE: MAY 29, 2007  
PAGE NO.: 1 OF 1  
Raychem Circuit Protection Products  
Specification Status: Released  
Operating Conditions at 20°C:  
A
C
Maximum Continuous Operating Voltage (VMCO): 100VDC  
Maximum Interrupt Current (IINT ): 10ARMS  
Fault Ratings at 20°C:  
250VRMS, 3A, 10 applications  
B
D
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  
E
Lead Material:  
22 AWG Sn-Plated Copper (0.65 mm [0.026”] nominal diameter)  
(Center-to-Center)  
External Coating Material:  
Cured, flame retardant epoxy polymer, meeting UL94 V-0 requirements  
Marking:  
TABLE I. DIMENSIONS:  
A
B
C
D
E
NOM  
5.0  
MIN  
--  
--  
MAX  
7.5  
MIN  
--  
MAX  
9.5  
MIN  
--  
MAX  
4.1  
MIN  
4.7  
MAX  
--  
mm:  
in:*  
(0.29)  
--  
(0.37)  
--  
(0.16) (0.19)  
--  
(0.20)  
*Rounded off approximation  
TABLE II. PERFORMANCE RATINGS @ 20°C:  
HOLD  
CURRENT CURRENT  
TRIP  
RESISTANCE ()  
TIME TO TRIP(Sec)  
@ 3A  
OPERATING  
TEMPERATURE  
(°C)  
TRIPPED  
POWER DISSIPATION  
(W)  
(A)  
(A)  
R MIN R MAX R1 MAX  
*
TYP  
MAX  
MIN  
MAX  
TYP @ 100VDC  
0.183  
0.685  
0.8  
2.0  
3.4  
0.55  
1.8  
-40  
85  
0.9  
*Post Trip Resistance measured after one hour.  
TABLE III. APPLICABLE PART DESCRIPTIONS:  
PART DESCRIPTION  
PCN # (INTERNAL ONLY)  
PACKAGING TYPE  
Bulk  
NOTES  
N/A  
TRF250-183S  
RF0769-000  
TRF250-183S-2  
RF0841-000  
Tape and Reel  
Dim “D” not applicable  
Agency Recognitions:  
Reference Documents:  
Precedence:  
UL (File #E74889), CSA (File #78165C), TUV  
Raychem PS300, ITU-T K.20, K.21  
This specification takes precedence over documents referenced herein.  
Effectivity:  
CAUTION:  
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.  
Materials Information  
ROHS Compliant  
ELV Compliant  
Pb-Free  
© 2007 Tyco Electronics Corporation. All rights reserved.  

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