flux rise prevented smd tact switch

{"cid":"91183610","title":"Tact Switch Ultra-miniature and lightweight structure suitable for high density mounting SDTX-660-K","imgUrl":"https:\/\/img.chinax.com\/nimg\/60\/40\/75f8b9736b95464c9680c1e78851-200x200-1.jpg","attrs":{"Price":"USD$0.30 to USD$0.85","Brand Name":"Shareway","Model Number":"STS66425","Minimum Order Quantity":"100","Delivery Time":"onw week for sample, 4 weeks for mass order","Certification":"RoHs, Reach, UL","Place of Origin":"CHINA","Payment Terms":"T\/T","Supply Ability":"1000,000 piece per month","Packaging Details":"Tray, Tape & Reel","Type":"Tact switch","Cover material":"steel","Base material":"UL94V-0 PBT plus glass fiber reinforced","Actuator color":"Black","Terminal materials":"Brass with silver cladding","Shock Test":"MIL-STD-202F","MIL-STD-202F":"10-55-10 Hz\/1 minute","10-55-10 Hz\/1 minute":"-20 \u00b0C to +70 \u00b0C"}}

{"cid":"91199757","title":"35V Illuminated Push Button Switch Bend Foot 90\u00b0 Reset Side Key Switch With LED","imgUrl":"https:\/\/img.chinax.com\/nimg\/11\/77\/978ba9094631ef127787c22a8867-200x200-1.jpg","attrs":{"Brand Name":"KKG","Model Number":"PB01-1010RL-4-101","Minimum Order Quantity":"500pcs","Delivery Time":"3-5Days","Place of Origin":"China","Rated voltage":"35V","Rated current":"0.1A","Contact Resistance":"100m\u03a9","Insulation Resistance":"100M\u03a9","Product Nature":"upset","marketing Mode":"Factory direct sales","Operating Force":"160gf 250gf","Life":"100000\/cycles","Travel":"0.25mm"}}

{"cid":"91191040","title":"100MHz SMD Choke Coil Inductor For DC Switching Controllers","imgUrl":"https:\/\/img.chinax.com\/nimg\/0e\/00\/b61d62abcdd943ac5b9a66304d6f-200x200-1.jpg","attrs":{"Price":"Negotiation","Brand Name":"Shinhom","Model Number":"CM02 Series","Minimum Order Quantity":"5000PCS","Delivery Time":"4~8 Weeks","Certification":"RoHS","Place of Origin":"China","Payment Terms":"T\/T","Supply Ability":"1000000\/MONTH","Packaging Details":"Carton","Test frequency":"100MHz","Installation":"SMT","Impedance":"500\u03a9 to 1000\u03a9","Application":"Switching power supplies and solarinverters","Operating temperature":"-40\u2103 to +105\u2103","Storage Temperature":"-40\u2103 to +105\u2103"}}