TR250-120
TR250-120 is PolySwitch PTC Devices Overcurrent Protection Device manufactured by Tyco Electronics.
Tyco / Electronics Raychem Circuit Protection 308 Constitution Drive Menlo Park, CA 94025-1164 Phone: 800-227-4856 Fax: 800-227-4866
Poly Switch® PTC Devices
Overcurrent Protection Device
PRODUCT: TR250-120
DOCUMENT: SCD 22547 PCN: 018960, 395235 REV LETTER: J REV DATE: JANUARY 14, 2002 PAGE NO.: 1 OF 1
Specification Status: RELEASED
Max Electrical Rating at 20°C
Operating Voltage: 60VDC Fault Voltage: 250VRMS .. Interrupt Current: 3ARMS Lead Material : 22 AWG Sn/Pb plated copper
Marking:
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Part Identification Lot Identification
TABLE I. DIMENSIONS:
A mm: in: Min --Max 6.5 (0.256) Min --B Max 11.0 (0.433) Min --C Max Min 4.6 4.7 (0.180) (0.185) D Max --E Nom 5.0 (0.197) F Max 7.0 (0.276)
TABLE II. PERFORMANCE RATINGS @ 20°C (unless otherwise noted):
IHOLD (A) RESISTANCE (Ω) @ 20° C TIME TO TRIP @ 1A OPERATING TEMPERATURE (°C) MAX 85
20°C 0.120
70°C 0.060
R MIN R MAX R1 MAX- Seconds, Typical MIN 4.0 8.0 16.0 1.5 -40
- Maximum device resistance at 20°C measured 1 hour post trip.
Additional Rating @ 20°C Lightning Withstand: ITU @ 1.5KV Storage Temperature: -40° to 85° C
Reference Documents: Precedence: Effectivity: CAUTION:
PS300 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...
