KOA SPEER ELECTRONICS, INC.  
					SS-220 R8  
					5. Characteristics (continuedꢀ  
					Item  
					Requirement  
					Conditions  
					Mechanical Shock  
					Appearance: There shall be no physical or  
					mechanical damage.  
					Force: 50G  
					Time: 11 msec  
					Impedance: Relative to initial value before test  
					10ꢁ.  
					There shall be 3 shocks in each of 6 directions  
					(18 shocks totalꢀ.  
					Vibration  
					Impedance: Relative to initial value 10ꢁ.  
					Only endurance conditioning by sweeping shall  
					be made. The entire frequency range from  
					10-2,000Hz and return to 10Hz in 20  
					minutes (this shall constitute one cycleꢀ.  
					Amplitude: 1.5mm  
					The test shall have a 15G peak and shall be  
					applied for a period of 4 hours (12 cyclesꢀ  
					in each of 3 mutually perpendicular directions  
					(a total of 36 cycles within a total of 12 hoursꢀ.  
					Thermal Shock  
					Appearance: There shall be no physical or  
					mechanical damage.  
					Step  
					1-start  
					Temperature  
					-40°C 2°C  
					Time  
					Impedance: Relative to initial value 20ꢁ.  
					DCR: The DCR shall not exceed initial specified  
					value.  
					2-hold  
					3-transfer  
					4-hold  
					-40°C 2°C 30 min 5 min  
					0.5 min max.  
					+105°C 2°C 30 min 5 min  
					0.5 min max.  
					5-transfer  
					Testing of the parts will be made at 0 hours, 250  
					hours and 500 hours. Before testing, the parts  
					shall be allowed to cool to room temperature for  
					24 hours.  
					Steps 1 thru 5 constitute one complete cycle  
					and the test shall consist of a total of 500  
					cycles.  
					Load Humidity  
					Appearance: There shall be no physical or  
					mechanical damage.  
					Impedance: Relative to initial value 15ꢁ.  
					Temperature: 85°C 2°C  
					Relative Humidity: 85ꢁ  
					Time: 1,000 hours total  
					Apply: 100ꢁ rated current  
					Measurements shall be taken at 0 hours, 250  
					hours, 500 hours and 1,000 hours and shall meet  
					the conditions stated above.  
					Life Test  
					Appearance: There shall be no physical or  
					mechanical damage  
					Impedance: Relative to initial value 15ꢁ  
					Temperature: 85°C 2°C  
					Time: 1,000 hours total  
					Apply: 100ꢁ rated current  
					Measurements shall be taken at 0 hours, 250  
					hours, 500 hours and 1,000 hours and shall meet  
					the conditions stated above.  
					PAGE 8 OF 10  
					ꢀ
					ꢀ
					ꢀ
					ꢀ
					ꢀ
					ꢀ
					Bolivar Drive  
					P.O. Box 547  
					Bradford, PA 16701  
					USA  
					814-362-5536  
					Fax 814-362-8883  
					www.koaspeer.com