pushbutton switches sealed sub-miniature smt pushbutton switches pb64 series sales@g r eatecs.com ww w .g r eatecs.com 1 pb64 how to o r der: general specifications: 1 2 3 s8 s9 tt tz poles & circuit: sp on-mom sp off-mom terminals: smt type (see drawing) smt type 2 (see drawing) 1 2 ag au ut gt ug ugt contact meterial: silver gold gold, tin-lead silver, tin-lead gold over silver gold over silver, tin-lead 3 e seal: epoxy (standard) 4 no code v rohs & leadfree: rohs compliant rohs & lead free 5 4 5 m a terials ? movable contact & fixed t erminals: ag, g t , ug & ug t : silver plated over copper alloy au & u t : gold over nickel plated over copper alloy mechanical ? operating t emperature: -30c to +85c ? mechanical life: 50,000 cycles con t act r a ting ? ag, g t , ug & ug t : 5a120 v ac/28vdc 2a250 v ac ? au & u t : 0.4 v a max. 20v max. (ac/dc) electrical ? contact resistance: 20m ? max. initial @ 2-4vdc 100ma for silver & gold plated contacts ? insulation resistance: 1,000m ? min. PB64S8TTAUEV pb64s8tzauev pb64s9ttauev pb64s9tzauev ul versions available by request ul versions available by request ul versions available by request ul versions available by request
pushbutton switches sealed sub-miniature smt pushbutton switches pb64 series sales@g r eatecs.com ww w .g r eatecs.com 2
pushbutton switches sealed sub-miniature smt pushbutton switches pb64 series sales@g r eatecs.com ww w .g r eatecs.com 3 solderin g processes manua l solderin g use soldering iron of 30 watts, controlled at 350 approxi m ately 5 seconds while applying solde r . w a v e s o l d e rin g recom m ende d so l derin g t e m p erature:260 5 duration of solder immersion: 5 1 seconds (pcb is 1.6m m in thickness) solderin g v apo r phase ir - r eflo w soldering can be applied. t e mperatur e profile zon e roo m te m peratur e t i m e ( se c ) pre-heat a 150 min 120s soak b 180 ~200 min 150s peak c 200 ~235 min 30s peak d 235 ~260 min 40s peak e 260 max 10s p e ak 260 250 200 150 100 50 a b c d e roo m t e m perature t i m e sec
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