mcw03 series dc/dc converter 3w, sip-package e-mail:sales@minmax.com.tw tel:886-6-2923150 2013/01/24 rev:7 page 1 of 4 ? features ? high power density in sip-8 package ? small footprint: 21.8 x 9.3 mm(0.86x 0.37) ? wide 2:1 input range ? fully regulated output ? operating temp. range -40c to +85c ? overload protection ? remote on/off control ? i/o-isolation voltage 1600vdc ? ul/iec/en 60950-1 safety approval ? 3 years product warranty product overview the minmax mcw03 series is a range of isolated 3w dc/dc converter modules featuring fully regulated output and wide 2:1 input voltage ranges. the product comes in a sip-8 package with a very small fo otprint occupying only 2.0 cm 2 (0.3 square in.) on the pcb. an excellent efficiency allows an operating temperature range of -40c to +85c. further features include remo te on/off control and over load protection. the very compact dimensions of these dc/dc converters make th em an ideal solution for many space critical applicatio ns in battery-powered equipment and instrumentation. model selection guide output current input current efficiency (typ.) input voltage (range) output voltage max. min. @max. load @no load max. capacitive load @max. load model number vdc vdc ma ma ma(typ.) ma(typ.) f % mcw03-05s033 3.3 700 175 651 1760 71 mcw03-05s05 5 600 150 822 1000 73 mcw03-05s12 12 250 63 759 170 79 mcw03-05s15 15 200 50 759 110 79 MCW03-05D05 5 300 75 811 470 # 74 mcw03-05d12 12 125 31 759 100 # 79 mcw03-05d15 5 (4.5 ~ 9) 15 100 25 759 70 47 # 79 mcw03-12s033 3.3 700 175 257 1760 75 mcw03-12s05 5 600 150 321 1000 78 mcw03-12s12 12 250 63 301 170 83 mcw03-12s15 15 200 50 301 110 83 mcw03-12d05 5 300 75 316 470 # 79 mcw03-12d12 12 125 31 301 100 # 83 mcw03-12d15 12 (9 ~ 18) 15 100 25 301 20 47 # 83 mcw03-24s033 3.3 700 175 128 1760 75 mcw03-24s05 5 600 150 160 1000 78 mcw03-24s12 12 250 63 151 170 83 mcw03-24s15 15 200 50 151 110 83 mcw03-24d05 5 300 75 156 470 # 80 mcw03-24d12 12 125 31 151 100 # 83 mcw03-24d15 24 (18 ~ 36) 15 100 25 151 10 47 # 83 mcw03-48s033 3.3 700 175 64 1760 75 mcw03-48s05 5 600 150 80 1000 78 mcw03-48s12 12 250 63 75 170 83 mcw03-48s15 15 200 50 75 110 83 mcw03-48d05 5 300 75 78 470 # 80 mcw03-48d12 12 125 31 75 100 # 83 mcw03-48d15 48 (36 ~ 75) 15 100 25 75 8 47 # 83 # for each output
mcw03 series dc/dc converter 3w, sip-package e-mail:sales@minmax.com.tw tel:886-6-2923150 2013/01/24 rev:7 page 2 of 4 ? input specifications parameter model min. typ. max. unit 5v input models -0.7 --- 11 12v input models -0.7 --- 25 24v input models -0.7 --- 50 input surge voltage (1 sec. max.) 48v input models -0.7 --- 100 5v input models 3 4 4.5 12v input models 4.5 7 9 24v input models 8 12 18 start-up threshold voltage 48v input models 16 24 36 5v input models --- 3.5 4 12v input models --- 6.5 8.5 24v input models --- 11 17 under voltage shutdown 48v input models --- 22 34 vdc reverse polarity input current --- --- 1 a short circuit input power --- --- 2500 mw internal filter type capacitor type internal power dissipation all models --- --- 2500 mw output specifications parameter conditions min. typ. max. unit output voltage setting accuracy at 50% load and nominal vin --- --- 1.0 %vom. output voltage balance dual output, balanced loads --- 0.5 2.0 % line regulation vin=min. to max. --- 0.3 0.5 % load regulation io=25% to 100% --- 0.5 1.0 % ripple & noise max. 20mhz bandwidth --- 50 75 mv p-p transient recovery time --- 300 500 sec transient response deviation 25% load step change --- 3 5 % temperature coefficient --- --- 0.02 %/ short circuit protection continuous general specifications parameter conditions min. typ. max. unit i/o isolation voltage (rated) 60 seconds 1600 --- --- vdc i/o isolation resistance 500 vdc 1000 --- --- md i/o isolation capacitance 100khz, 1v --- 60 200 pf switching frequency --- 300 --- khz mtbf (calculated) mil-hdbk-217f@25 , ground benign 1,000,000 --- --- hours safety approvals csa 60950-1 recognition,iec/en 60950-1(cb-scheme) input fuse 5v input models 12v input models 24v input models 48v input models 2000ma slow-blow type 1000ma slow-blow type 500ma slow-blow type 250ma slow-blow type remote on/off control parameter conditions min. typ. max. unit converter on under 0.6 vdc or open circuit, drops down to 0vdc by 2mv/ converter off 2.7 to 15 vdc standby input current --- 1 2.5 ma control input current ( on ) vin = 0v --- --- 1 ma control input current ( off ) vin = 5.0v --- --- 1 ma control common referenced to negative input
mcw03 series dc/dc converter 3w, sip-package e-mail:sales@minmax.com.tw tel:886-6-2923150 2013/01/24 rev:7 page 3 of 4 ? environmental specifications parameter conditions min. max. unit operating ambient temperature range (see power deratin g curve) natural convection -40 +85 case temperature --- +105 storage temperature range -55 +125 humidity (non condensing) --- 95 % rel. h cooling free-air convection lead temperature (1.5mm from case for 10sec.) --- 260 power derating curve ~ ambient temperature 0 20 40 60 80 100 -40 0 20 60 100 110 80 40 natural convection 20lfm 100lfm 200lfm 400lfm notes 1 specifications typical at ta=+25 , resistive load, nominal input voltage and rated output cu rrent unless otherwise noted. 2 transient recovery time is measured to within 1% error ba nd for a step change in output load of 75% to 100%. 3 ripple & noise measurement bandwidth is 0-20 mhz. 4 these power converters require a minimum output loading to maintain specified regulation, operation under no-load cond itions will not damage these modules; however, they may not meet all specifications liste d. 5 all dc/dc converters should be externally fused at the f ront end for protection. 6 other input and output voltage may be available, please contact factory. 7 that natural convection is about 20lfm but is not equal t o still air (0 lfm). 8 specifications are subject to change without notice. package specifications mechanical dimensions pin connections pin single output dual output 1 -vin -vin 2 +vin +vin 3 remote on/off remote on/off 5 nc nc 6 +vout +vout 7 -vout common 8 nc -vout nc: no connection ? all dimensions in mm (inches) ? tolerance: x.x0.5 (x.xx0.02) x.xx0.25 ( x.xxx0.01) ? pins 0.1(0.004) physical characteristics case size : 21.8x9.3x11.2 mm (0.86x0.37x0.44 inches) case material : non-conductive black plastic (flammability to ul 94v-0 rate d) pin material : alloy 42 weight : 4.8g 2x2.54 [2x0.10] 5.08 [0.20] [3x0.10] 3x2.54 0.5 [0.02] 0.5 [0.02] 11.2 [0.44] 3.2 [0.13] 21.8 [0.86] 20.8 [0.82] 0.50 [0.02] 0.25 [0.01] 2.7 [0.11] 9.3 [0.37] 1 2 3 5 6 7 8 bottom view 2.0 [0.08]
mcw03 series dc/dc converter 3w, sip-package 18, sin sin road, an-ping industrial district, tainan 7 02, taiwan tel: 886-6-2923150 fax: 886-6-2923149 e-mail: sales@minmax.com.tw 2013/01/24 rev:7 page 4 of 4 ? minmax technology co., ltd. test setup peak-to-peak output noise measurement test use a cout 0.47f ceramic capacitor. scope measurement should be made by using a bnc socket, measurement ban dwidth is 0-20 mhz. position the load between 50 mm and 75 mm from the dc/dc converter. +out -out +vin -vin single output dc / dc converter resistive load scope copper strip cout copper strip +out -out +vin -vin dual output dc / dc converter resistive load scope copper strip cout com. scope cout copper strip copper strip technical notes remote on/off negative logic remote on/off turns the module off durin g a logic high voltage on the remote on/off pin, and on d uring a logic low. to turn the power module on and off, the user must supply a switch to control the voltage bet ween the on/off terminal and the -vin terminal. the switc h can be an open collector or equivalent. a logic high is 2.7v to 15v. a logic low is under 0.6 vdc or open circuit, drops down to 0vdc by 2mv/ . the maximum sink current at on/off terminal during a logic low is 1 ma. the maximum allowable leakage current of the swit ch at on/off terminal= (under 0.6vdc or open circuit) is 1ma. maximum capacitive load the mcw03 series has limitation of maximum connected capacitan ce at the output. the power module may be operated in current limiting mode during start-up, affecting the ramp-up and the startup time. the maximum ca pacitance can be found in the data sheet. overcurrent protection to provide protection in a fault (output overload) cond ition, the unit is equipped with internal current limiting circ uitry and can endure current limiting for an unlimited duration. at the point of current-limit inception, the unit shifts from voltage control to current control. the unit operates normally once the output current is brought back into its specified range. input source impedance the power module should be connected to a low ac-impeda nce input source. highly inductive source impedances ca n affect the stability of the power module. in applications where power is supplied over long lines and ou tput loading is high, it may be necessary to use a capac itor at the input to ensure startup. capacitor mounted close to the power module helps ens ure stability of the unit, it is commended to use a good q uality low equivalent series resistance (esr < 1.0d at 100 khz) capacitor of a 8.2f for the 5v input devic e, a 3.3f for the 12v input devices and a 1.5f for th e 24v and 48v devices. + +out -out +vin -vin dc / dc converter load dc power source + - cin output ripple reduction a good quality low esr capacitor placed as close as pract icable across the load will give the best ripple and noise performance. to reduce output ripple, it is recommended to use 3.3f capacitors at the output. +out -out +vin -vin load dc power source + - cout single output dc / dc converter +out -out +vin -vin load dc power source + - cout com. dual output dc / dc converter load cout thermal considerations many conditions affect the thermal performance of the pow er module, such as orientation, airflow over the module an d board spacing. to avoid exceeding the maximum temperature rating of the components inside the po wer module, the case temperature must be kept below 105 . the derating curves are determined from measurements obtained in a test setup. dut position of air velocity probe and thermocouple 50mm / 2in air flow 15mm / 0.6in
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