Poly Switch PTC DEVICES
www.DataSheet4U.com
Raychem Corporation
300 Constitution Drive Menlo Park, CA 94025 800-227-4856 FAX 800-227-4866
R
Po...
Description
www.DataSheet4U.com
Raychem Corporation
300 Constitution Drive Menlo Park, CA 94025 800-227-4856 FAX 800-227-4866
R
PolySwitch® PTC Devices
Resettable Fuse
PRODUCT: RUE250U
DOCUMENT: SCD 22793 PCN: 613961 REV LETTER: I REV DATE: AUGUST 31, 1999 PAGE NO.: 1 OF 1
Specification Status: RELEASED
Electrical Rating
Voltage: 30V MAX Current: 40A MAX
Lead Material: 20 AWG Tin/Lead Plated Copper
Marking: None
TABLE I. DIMENSIONS:
A B MIN MAX MIN MAX 7.1 8.1 -2.8 (0.28) (0.32) -(0.11) *Rounded off approximation C TYPICAL 5.0 (0.2) D MIN 7.6 (0.3) E MIN 15.0 (0.59) MAX 16.8 (0.66)
mm: in*:
TABLE II. PERFORMANCE RATINGS:
I HOLD CURRENT RATINGS TIME TO TRIP RESISTANCE ONE-HOUR NOMINAL POST-TRIP TRIPPED RESISTANCE POWER STANDARD DISSIPATION TRIP OHMS WATTS AT AT 20°C 20°C MAX 0.080 1.75
AMPS 20°C HOLD 2.5
AMPS AMPS AMPS AT 0°C AT 20°C AT 50°C HOLD TRIP HOLD TRIP HOLD TRIP --2.5 4.9 2.0 3.7
SECONDS AT 20°C, 8A MAX 5.0
OHMS AT 20°C MIN MAX 0.031 0.044
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 flame.
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