dc/dc converter for sic driver qa 01c 201 5.05.22 - a/1 page 1 of 4 m ornsun guangzhou science & technology co., ltd. reserves the copyright and right of final interpretation dc-dc module power supply specialized for sic driver cb patent p rotection rohs features ? efficiency up to 8 3 % ? sip package ? isolation voltage : 3.5kvac/ 6k v d c ? ultra low-volume isolation capacitance ? operating temperature range: -40 ~ +105 ? con tinuous short circuit protection ? international standard pin - out ? ul60950 , en60950 and iec60950 approval qa 01c is dc-dc module power supplie designed for sic driver requiring two set of isolation power supply. the mode of mutual connection after two independent outputs is adopted internally for better energy provision of sic turn-on and turn-off. output short circuit protection and self-recovery capabilities are also provided. g eneral a pplication includes : 1) universal converter 2) ac servo drive system 3) electric welding machine 4) uninterruptible power supply (ups) selection guide certification part no. input v oltage (vdc) output efficiency (%, min./ typ . ) @ f ull l oad max. c apacitive l oad * ( f) nominal (range) output v oltage (vdc)+vo/-vo output c urrent (ma)+io/-io ul/ce /cb qa01 c 15 ( 1 3 .5-1 6 .5 ) + 20 / - 4 + 100 /- 100 79/ 8 3 220 note: * the capacitive loads of positive and negative outputs are identical. input specifications item operating conditions min. typ. max. unit input current (full load / no-load) 15 v input -- 193/16 -- ma surge voltage (1sec. max.) -0.7 -- 21 vdc input filter capacitor filter hot p lug unavailable output specifications item operating conditions min. typ. max. unit output voltage accuracy see tolerance envelope graph (fig. 1 , fig. 2 ) line regulation input voltage change: 1 0 % -- 1. 1 1.3 % / % load regulation 10%-100% load 20 vdc output -- 5 8 % -4 vdc output -- 10 15 ripple & noise 20mhz bandwidth ripple -- 60 -- mvp-p noise -- 75 -- temperature coefficient full load -- -- 0.03 %/ s hort c ircuit p rotection continuous, self-recovery note: * ripple and noise are measured by parallel cable method , please see dc-dc converter application notes for specific operation. general s pecifications item operating c onditions min. typ. max. unit isolation v oltage input-output, with the test time of 1 minute and the leak current lower than 1ma 35 00 -- -- v a c 60 00 -- -- v d c isolation r esistance input-output, isolation voltage 500vdc 1000 -- -- m isolation c apacitance input-output, 100khz/0.1v -- 3.5 -- pf operating t emperature * -40 -- 105
dc/dc converter for sic driver qa 01c 201 5.05.22 - a/1 page 2 of 4 m ornsun guangzhou science & technology co., ltd. reserves the copyright and right of final interpretation storage t emperature -55 -- 125 pin welding resistance temperature welding spot is 1.5mm away from the casing, 10 seconds -- -- 300 casing temperature rise ta=25 -- 30 -- storage humidity non-condensing -- -- 95 %rh switching frequency 100% load, nominal input voltage -- 95 -- khz mtbf mil-hdfk-217f@25 3500 -- -- k hours note: * 1. power derating 85 , (see fig. 3); 2. the product s max c ertification o perating t emperature : 85 . physical s pecifications casing m aterial black flame-retardant and heat-resistant plastic (ul94-v0) d imension s 19.50*9.80*12.50mm weight 4. 2 g ( typ .) c ooling method free convection emc specifications emi c e cispr22/en55022 class b (see fig. 5 for recommended circuit) r e cispr22/en55022 class b (see fig. 5 for recommended circuit) ems e sd iec/en61000-4-2 contact 6 kv perf. criteria b product characteristic curve positive output voltage tolerance envelope graph -10% 80% 20% 10% 40% 60% -5% 0 +6% +10% 100% typ . -2% -0.5% +2% output current percent (nominal input voltage) output voltage accuracy tolerance envelope cur ve +4% max. min. +2% fig. 1 negative output voltage tolerance envelope graph -10% 80% 20% 10% 40% 60% -5% 0 +10% +15% 100% typ . min. max. -2% +7.5% +5% +1.25% tolerance envelope cur ve output voltage accuracy output current percent (nominal input voltage) fig. 2 120 100 80 60 40 20 0 -40 0 40 105 85 output power percentage(%) ambient temperature( ) safe operating area temperature derating curve fig. 3
dc/dc converter for sic driver qa 01c 201 5.05.22 - a/1 page 3 of 4 m ornsun guangzhou science & technology co., ltd. reserves the copyright and right of final interpretation design r eference 1. overload protection in normal operating conditions, the circuit of these products have no overload protection. p rotect with a breaker is a simple way to make overload protection. 2. test configurations 1 2 6 5 7 v c3 c1 vin load dc/dc a vin gnd +vo 0v -vo 1 2 7 6 5 v c2 c1 vin load dc/dc a vin gnd +vo 0v -vo note: c1,c2,c3: 100uf/35v (low impedance) 3. typical application control singal sic driver 7 6 1 2 5 vin c1 c2 c3 dc/dc sic rg vin gnd +vo 0v -vo fig. 4 c1/c2/c3 100uf/35v ( low internal resistance capacitance) 4. emc typical recommended circuit (class b) vin gn d +vo -vo dc/dc lo ad ldm c1 c2 vin gn d c3 0v c4 fig. 5 input voltage (vdc) 15 emi c1 /c2 4.7 f /50v c3/c4 100 f / 35 v (low internal resistance capacitance) ldm 6.8 h 5. it is not allowed to connect modules output in parallel to enlarge the power 6. the input and the output of the product are recommended to be connected to ceramic capacitor or electrolytic capacitor. using tantalum capacitor may cause risk of failure 7. for more information please find dc-dc converter application notes on www.mornsun-power.com
dc/dc converter for sic driver qa 01c 201 5.05.22 - a/1 page 4 of 4 m ornsun guangzhou science & technology co., ltd. reserves the copyright and right of final interpretation d imensions and r ecommended l ayout note s : 1. packing information please refer to product packing information which can be downloaded from www.mornsun-power.com . packing bag number: 582 00013; 2. the lead connecting the power supply module and sic driver should be as short as possible during use; 3. the output filtering capacitor should be as close as possible to the power supply module and sic driver; 4. the peak of the sic driver gate drive current is high, so low internal resistance electrolytic capacitor is recommended to be used for the power supply module output filter capacitor; 5. the average output power of the driver must be lower than that of the power supply module; 6. consider fixing with glue near the module if being used in vibration occasion; 7. the max. capacitive load should be tested within the input voltage range and under full load conditions; 8. unless otherwise specified, data in this datasheet should be tested under the conditions of ta=25 c, humidity<75% when inputting nominal voltage and outputting rated load; 9. all index testing methods in this datasheet are based on our company s corporate standards; 10. the performance indexes of the product models listed in this manual are as above, please directly contact our technicians for specific information; 11. we can provide product customization service; 12. specifications are subject to change without prior notice. m ornsun guangzhou science & technology co., ltd. address: no. 5, kehui st. 1, kehui development center, science ave., guangzhou science city, luogang district, guangzhou, p. r. china tel: 86-20-38601850-8801 fax: 86-20-38601272 e-mail: info@mornsun.cn
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