r r o o a a s s s s o o c c i i a a t t e e s s i i n n c c . . t t e e l l : : ( ( 4 4 0 0 8 8 ) ) 7 7 4 4 4 4 - - 1 1 4 4 5 5 0 0 c c a a s s p p i i a a n n d d r r i i v v e e f f a a x x : : ( ( 4 4 0 0 8 8 ) ) 7 7 4 4 4 4 - - 1 1 5 5 2 2 1 1 s s u u n n n n y y v v a a l l e e , , c c a a 9 9 4 4 0 0 8 8 9 9 s s a a l l e e s s @ @ r r o o a a s s s s o o c c . . c c o o m m ce mark (lvd) (pending) ul / cul 60950 (pending) rohs compliant nv300lf nanoverter series 82.5-120 watts 300 vdc input 1/2 brick the nv300lf nanoverter modules are high density dc-dc converters with an input range of 220-400 vdc. these supplies utilize metal pc boards, planar transformers, and surface mount construction to produce up to 120 watts in a small package with maximium reliability. the converters are board mountable with isolation of 4500 vdc (input to output), are fully encapsulated with base-plate cooled operation up to 100c and have been qualified to international safety standards including the latest lead-free and rohs requirements. these converters are ideal for customers who need reliable power conversion in a compact, conduction cooled package. model selection input output output model range voltage current number (vdc) (vdc) (amps) nv300-3lf 220-400 3.3 25 nv300-5lf 220-400 5.0 20 NV300-12LF 220-400 12 10 nv300-15lf 220-400 15 8 nv300-24lf 220-400 24 5 operational features ? lead-free / rohs compliant design ? small footprint of only 2.30 x 2.40 ? low profile of only 0.42 or 0.32 (recessed mounting) ? extremely low thermal resistance ? -40 ~ 100c baseplate operation ? parallelable with current sharing ? secondary referenced controls ? auxiliary (housekeeping) supply output (pv pin) ? logic on-off ? safety agency approved to ul/cul 60950 (pending) ? two year warranty typical applications ? aerospace ? civil avionics ? military / cots ? industrial control ? telecommunication lead free www.roassoc.com
roassoc.com nv300lf 82.5-120 watt / 300 vdc input / half brick tel: (408) 744-1450 fax: (408) 744-1521 sales@roassociates.com ro associates inc. 246 caspian drive sunnyvale, ca 94089 specifications: c c a a t t e e g g o o r r y y s s p p e e c c i i f f i i c c a a t t i i o o n n m m i i n n t t y y p p m m a a x x c c o o n n d d i i t t i i o o n n s s i i n n p p u u t t input voltage (vdc) 220 300 400 input reflected ripple 10% full load, nominal line input ripple rejection 60db @120hz no load power dissipation 1.5w nominal line logic disabled power in 0.8w nominal line o o u u t t p p u u t t set point accuracy 0.5% 1% full load load regulation 0.1% 0.2% 0 - full load line regulation 0.1% 0.2% 220-400 vdc ripple / noise 1% 3% 0 - 20mhz, 3.3v / 5v outputs 1% 2% 0 - 20mhz, 12v / 15v / 24v outputs trim range 10%* +5%,-10% for 3v remote sense compensation 0.5v ovp limited on 3v model ovp (non shutdown auto. rec.) 105% 110% 120% 3v outputs 110% 115% 130% 5v / 12v / 15v / 24v outputs current limit (auto recovery) 115% full load short circuit current 130% full load current sharing (automatic) 1% 5% full load transient response - excursion 3% 20 - 80% fl, 1/2 a/ s transient response - recovery time 50 s 200 s vout 1% temperature drift 0.02%/c e e f f f f i i c c i i e e n n c c y y see curves 80-86% full load, nominal line c c o o n n t t r r o o l l turn on time (power applied) 150ms full load, nominal line logic turn on time 2ms full load, nominal line logic disabled current 20 a p p v v o o u u t t p p u u t t 2ma pv load 10.3v main output @ full load 10ma pv load 9.3v main output @ full load 2ma pv load 10.3v main output disabled i i s s o o l l a a t t i i o o n n input to output 4500vdc input to case 2500vdc output to case 500vdc input to output capacity 5200pf t t h h e e r r m m a a l l operating temperature -40c +100c baseplate temperature automatic shut down temperature +100c +105c +110c baseplate temperature thermal resistance case to ambient 6.6 c/watt storage temperature -55c +110c ambient temperature w w e e i i g g h h t t 3.4oz. (96 grams) s s i i z z e e 0.42 x 2.40 x 2.30 / (10.70 x 60.96 x 58.42mm)
nv300lf 82.5-120 watt / 300 vdc input / half brick tel: (408) 744-1450 fax: (408) 744-1521 sales@roassociates.com ro associates inc. 246 caspian drive sunnyvale, ca 94089 roassoc.com efficiency curves (300vdc nominal input) thermal performance output ripple 5v model, 300v input, 20a output transient response 5v model, 4-16-4a, current slew rate 0.5/ s output power, % of full load ambient temperature ( c) 1 - with no heatsink or airflow 2 - with 2003 heatsink and no airflow (or 2.9c /w heatsink) 3 - with 2003 heatsink and 200 lfm airflow (or 2.4c /w heatsink) 4 - with 2003 heatsink and 400 lfm airflow (or 1.6c /w heatsink) 5 - output power vs. case temperature, no de-rating <100 c a wide variety of evaluation boards are available for your evaluation requirements. our application notes provide circuit design and board layout details to simplify your design processes. our experienced application engineering team is available for free engineering evaluation of your schematic and board layout to ensure your design is right the first time. vout 50mv div 1 s/div vout 100mv div iout 5a div 50 s/div output power (percentage of load) efficiency (percentage)
nv300lf 82.5-120 watt / 300 vdc input / half brick tel: (408) 744-1450 fax: (408) 744-1521 sales@roassociates.com ro associates inc. 246 caspian drive sunnyvale, ca 94089 roassoc.com mechanical drawing 0.32 0.42 c c o o n n v v e e n n t t i i o o n n a a l l m m o o u u n n t t i i n n g g r r e e c c e e s s s s e e d d m m o o u u n n t t i i n n g g note: ro associates is a subsidiary of emrise corporation, ranco cucamonga, ca 91730 specifications are subject to change without notice rev 060223-a n n o o t t e e : : p p i i n n m m a a t t e e r r i i a a l l * input and control pins are brass * output pins are copper * pin finish is gold over nickel, jesd97 2nd level interconnect category e4
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