ver : pa_2 update : 2015.08.18 encapsulated dc-dc converter ST60 series 60 watts http://www.archcorp.com.tw tel: +886-2-26989508 fax: +886-2-26981319 -1- electrical specifications all specifications valid at normal in put voltage, full load and +25c after warm-up time unless otherwise stated. model no. ( single output ) ST60-48f-12s ST60-48f-15s ST60-48f-24s max output wattage (w) 60w input voltage (with derating) 48v (18-72v) voltage (v.dc.) 12 15 24 trim voltage range ? 10% voltage accuracy ? 2% current (ma) max 5000 4000 2500 line regulation (ll-hl) (typ.) ? 0.5% load regulation (10-100%) (typ.) ? 1% capacitor load (max) (at 48 vin) 1000uf 680uf 150uf ripple & noise (note 1) 1% of vout efficiency 91% 90% 90% output switching frequency 200khz over power protection auto-recovery over voltage protection zener diode clamp protection short circuit protection auto-recovery voltage 1600 vdc. resistance 10 8 ohms isolation capacitance 2200 pf operating temperature -40c?+85c (with derating) storage temperature -50c?+105c case temperature +105c max. temperature coefficient 0.05%/c humidity 95% rh environment mtbf >550,000 h @ 25c (mil-hdbk-217f) dimension (l x w x h) 2.08 x 1.08 x 0.55 inches ( 52.8 x 27.4 x 14.0 mm ) tolerance ? 0.5 mm case material six-side shielded aluminum with non-conductive base, black anodize weight pending physical cooling method free-air convection safety agency approvals ce, ul, cul (pending) emi (note 3) (conducted & radiated emission) en 55022 class a (pending) emc ems (noise immunity) en 55024 (pending) key features ? power module for pcb mountable ? smaller size ? 4:1 wide input range ? regulated output ? high efficiency ? operating temperature: - 40c?+85c (with derating) ? remote on/off control ? 3-year product warranty
ver : pa_2 update : 2015.08.18 encapsulated dc-dc converter ST60 series 60 watts http://www.archcorp.com.tw tel: +886-2-26989508 fax: +886-2-26981319 -2- note 1. ripple & noise are measured at 20mhz of bandwidth with ceramic 0.1uf & chemi-con ky 47uf parallel capacitor. 2. that ?natural convection? is about 20lfm but is not equal to still air (0 lfm). 3. 4. please refer to our pdf file "dc-dc applic ation" on our website: www.archcorp.com.tw mechanical dimension ( top view ) pin# single 1 ctrl 2 -dc in 3 +dc in 4 trim 5 -dc out 6 +dc out derating trim a 30cm twisted pair of no.18 awg copper wire is connected to a 47uf and 0.1uf capacitor of proper polarity and voltage rating. the oscilloscope probe ground led should connect right to the ground ring of the probe and be as short as possible. the oscilloscope bandwidth should be at 20mhz and connected to ac ground.
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