MA-COM TRF250-183

PolySwitch®
PTC Devices
PRODUCT: TRF250-183
Overcurrent Protection Device
308 Constitution Drive
Menlo Park, CA 94025-1164
Phone: 800-227-4856
www.circuitprotection.com
Raychem Circuit Protection Products
DOCUMENT: SCD 26761
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 (VMCO): 100VDC
Maximum Interrupt Current (IINT ): 10ARMS
Fault Ratings at 20°C:
250VRMS, 3A, 10 applications
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)
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
-10.5
in:*
-(0.29)
-(0.41)
*Rounded off approximation
C
MIN
---
D
MAX
4.1
(0.16)
MIN
4.7
(0.19)
E
NOM
5.0
(0.20)
MAX
---
TABLE II. PERFORMANCE RATINGS @ 20°C:
HOLD
TRIP
CURRENT CURRENT
(A)
(A)
RESISTANCE (Ω)
R MIN R MAX R1 MAX*
0.183
0.685
0.8
2.0
3.4
*Post Trip Resistance measured after one hour.
TIME TO TRIP(Sec)
@ 3A
TYP
0.55
MAX
1.8
OPERATING
TEMPERATURE
(°C)
MIN
MAX
-40
85
TRIPPED
POWER DISSIPATION
(W)
TYP @ 100VDC
0.9
TABLE III. APPLICABLE PART DESCRIPTIONS:
PART DESCRIPTION
TRF250-183
Agency Recognitions:
Reference Documents:
Precedence:
Effectivity:
CAUTION:
PCN # (INTERNAL ONLY)
RF0768-000
PACKAGING TYPE
Bulk
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.
Materials Information
ROHS Compliant
NOTES
N/A
ELV Compliant
© 2007 Tyco Electronics Corporation. All rights reserved.
Pb-Free