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SPECIFICATION PAGE TACT SWITCH 1/4 1. GENERAL 1.1 Application : This specification is applied to low current circuit tactile switch for electronic equipment. 1.2 Operating temperature range : -20 ~ 70℃, 45 ~ 85% RH 1.3 Storage temperature range : -30 ~ 80℃. However, 96 hours maximum for continuous storage over a range -20 ~ -30℃ and a range 70 ~ 80℃. 1.4 Test conditions : The standard test conditions shall be 5 ~ 35℃ in temperature, 45 ~ 85% RH and 860 ~ 1060mbar in atmospheric pressure.
SPECIFICATION PAGE TACT SWITCH 2/4 4. MECHANICAL PERFOMANCE PROPERTY 4.1 4.2 4.3 PERFORMANCE TEST CONDITIONS Actuating force A gradually increasing load is applied to the center of the button stem. * As per individual manufactured drawing. Return force After actuating, the load is gradually decreased until the stem returns to its free position. * 160gf, 260gf : greater than 40gf. * 100gf, 130gf : greater than 30gf.
SPECIFICATION PAGE TACT SWITCH 3/4 6. WEATHER PROOF PROPERTY 6.1 6.2 6.3 Cold heat proof PERFORMANCE TEST CONDITIONS After testing at -30℃ for 96hours, the sample is allowed to stand under normal temperature and humidity conditions for 1hour and measurement is performed within 1hour after that. Water drops should be wiped off. Dry heat proof After testing at 85℃ for 96hours, the sample is allowed to stand under normal temperature for 1hour and measurement is performed within 1hour after that.
SPECIFICATION PAGE TACT SWITCH 4/4 7. SOLDERING CONDITIONS 7.1 Manual soldering 7.1.1 Soldering temperature : less than 400℃. 7.1.2 Soldering time : Within 4 seconds 8. AUTOMATIC SOLDERING CONDITIONS (In case the automatic flow soldering is to be used) 1) Preheat -------------- 150℃ ~ 175℃, 40 ~ 80 (sec) 2) Peak temperature ----- 260℃ max. 3) Soldering area temperature ------ 260℃, 1 ~ 4 (sec), 2 times max.
