May 25, 2020 Qudelix Incoporated

PCBA

5K has three BGA(Ball Grid Array) IC parts; QCC5124, and two ES9128p.

To enhance the PCB reliability and durability, we did the epoxy underfills on those sensitive BGA parts, although having additional cost increase. Those parts are bonded twice with soldering and epoxy underfills.

/* if no javascript: get back ATC button */ body:not(.spo-loaded) [data-shopify="payment-button"], body:not(.spo-loaded).template-product .product__add-to-cart-button, body:not(.spo-loaded).template-product form[action="/cart/add"] [type=submit], body:not(.spo-loaded).template-collection form[action="/cart/add"] [type=submit], body:not(.spo-loaded).template-index form[action="/cart/add"] [type=submit], body:not(.spo-loaded) form[action="/cart/add"] [type=submit] {opacity: 1; pointer-events: all} body:not(.spo-loaded) form[action^="/cart"]:not([action^="/cart/add"]):not(#currency_form) button, body:not(.spo-loaded) form[action^="/cart"]:not([action^="/cart/add"]):not(#currency_form) input[type="submit"], body:not(.spo-loaded) form[action^="/cart"]:not([action^="/cart/add"]):not(#currency_form) input[type="button"], body:not(.spo-loaded) [name="checkout"], body:not(.spo-loaded) [name="goto_pp"], body:not(.spo-loaded) [name="goto_amazon_payments"] {opacity: 1; pointer-events: all}