features ? small footprint: 24.0 x 18.1 mm (0.94 x 0.71 inches) ? wide 2:1 input range ? fully regulated output ? operating temp. range ?40c to +85c ? short circuit protection ? i/o-isolation 1500 vdc ? input filter meet s en55022,class a and fcc, level a ? qualified for lead-free reflow solder process according ipc/jedec j-std-020d ? 3 years product warranty product overview the msdw1 series is a range of isolated 2w dc/dc converter modules featuring fully regulated output voltages and wide 2:1 input voltage ranges. the products come in a compact smd package with a small footprint and low package height of just 8.0 mm (0.31 inch). all models are qualified for lead free reflow solder processes according ipc j-std-020d standard. an excellent efficiency allows an op erating temperature range of ?40c to +85c. the compact dimensions of these dc/dc converter s make them an ideal solution for many space critical app licat ions 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 reflected ripple current max. capacitive load @max. load model number vdc vdc ma ma ma(typ.) ma(typ.) ma(typ.) uf % msdw1011 3.3 500 125 471 2200 70 msdw1012 5 400 100 548 1000 73 msdw1013 12 167 42 534 170 75 msdw1014 15 134 33 582 1 10 73 msdw1015 5 200 50 667 470# 64 msdw1016 12 83 21 615 100# 69 msdw1017 5 (4.5 ~ 9) 15 67 17 598 40 100 47# 71 msdw1021 3.3 500 125 184 2200 73 msdw1022 5 400 100 217 1000 77 msdw1023 12 167 42 209 170 80 msdw1024 15 134 33 220 1 10 80 msdw1025 5 200 50 242 470# 73 msdw1026 12 83 21 224 100# 78 msdw1027 12 (9 ~ 18) 15 67 17 226 20 25 47# 78 msdw1031 3.3 500 125 96 2200 72 msdw1032 5 400 100 109 1000 77 msdw1033 12 167 42 109 170 80 msdw1034 15 134 33 108 1 10 81 msdw1035 5 200 50 119 470# 74 msdw1036 12 83 21 112 100# 78 msdw1037 24 (18 ~ 36) 15 67 17 110 10 15 47# 80 msdw1041 3.3 500 125 49 2200 71 msdw1042 5 400 100 57 1000 73 msdw1043 12 167 42 53 170 79 msdw1044 15 134 33 55 1 10 79 msdw1045 5 200 50 62 470# 71 msdw1046 12 83 21 57 100# 77 msdw1047 48 (36 ~ 75) 15 67 17 57 8 10 47# 77 # for each output t otal power in total power international, inc toll free: 877-646-0900 www.total-power.com
msdw 1000 series dc/dc converter 2w, smd-package 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 3.5 4 4.5 12v input models 4.5 7 9 24v input models 8 12 18 start-up 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 --- --- 1500 mw internal power dissipation --- --- 1800 mw conducted emi all models compliance to en 55022,class a and fcc part 15,class a output specifications parameter conditions min. typ. max. unit output voltage accuracy --- 1.0 2.0 % output voltage balance dual output, balanced loads --- 1.0 2.0 % line regulation vin=min. to max. --- 0.3 0.5 % load regulation io=25% to 100% --- 0.5 0.75 % ripple & noise (20mhz) --- 30 50 mv p-p ripple & noise (20mhz) over line, load & temp. --- --- 75 mv p-p ripple & noise (20mhz) --- --- 15 mv rms transient recovery time --- 100 300 us transient response deviation 25% load step change --- 3 5 % temperature coefficient --- 0.01 0.02 %/ short circuit prot ection continuous general specifications parameter conditions min. typ. max. unit i/o isolation voltage (rated) 60 seconds 1500 --- --- vdc i/o isolation resistance 500 vdc 1000 --- --- m ? i/o isolation capacitance 100khz, 1v --- 250 420 pf switching frequency --- 300 --- khz mtbf (calculated) mil-hdbk-217f@25 , ground benign 1,000,000 --- --- hours moisture sensitivity level (msl) ipc/jedec j-std-020d level 2 input fuse 5v input models 12v input models 24v input models 48v input models 1000ma slow-blow type 500ma slow-blow type 250ma slow-blow type 120ma slow-blow type environmental specifications parameter conditions min. max. unit operating temperature range (wit h derating) ambient -40 +85 case temperature --- +90 storage temperature range -50 +125 humidity (non condensing) --- 95 % rel. h cooling free-air convection lead temperature (1.5mm from case for 10sec.) --- 260 t otal power in total power international, inc toll free: 877-646-0900 www.total-power.com totatotal power international, inc.
MSDW1000 series dc/dc converter 2w, smd-package nc : no connection power derating curve ~ ] ambient temperature 0 20 40 60 80 100 -40 0 20 60 100 110 80 40 400lfm 200lfm 100lfm natural convection notes 1 specifications typical at ta=+25 , resistive load, nominal input voltage and ra ted output current unless otherwise noted. 2 transient recovery time is measured to within 1% error band for a step change in output load of 75% to 100% 3 ripple & noise measurement bandwidth is 0-20mhz. 4 these power converters require a minimu m output loading to maintain specified re gulation, operation u nder no-load conditions will not damage these modules; however they may not meet all specifications listed. 5 all dc/dc converters should be externally fused at the front end for protection. 6 other input and output voltage may be av ailable, please contact factory. 7 specifications subject to change without notice. 8 it is not recommended to use water-washing process on smt units. package specifications mechanical dimensions connecting pin patterns ? all dimensions in mm (inches) ? tolerance: x.x0.25 (x.xx0.01) x.xx0.13 ( x.xxx0.005) ? pins 0.05 (0.002) pin connections physical characteristics pin single output dual output case size : 24.0x13.7x8.0mm (0.94x0.54x0.31 inches) 1 -vin -v in 7 nc nc case material : non-conductive black plastic (flammability to ul 94v-0 rated) 8 nc common 9 +v out +vout weight : 5. 1g 10 -v out -vout 16 +vin +v in 24.0 [0.94] 13.7 [0.54] 18.1 [0.71] 15.24 [0.6] [0.1] [0.12] 2.54 3.11 1.00 [0.04] 1 7 8 10 9 16 8.0 [0.31] 0.25 [0.01] 0 ~ 4 8.25 0.5 [0.32 0.02] s seating plane 0.15 s 2.8mm 15.24mm 19.3mm 2.54mm 13.7mm 17.78mm 1.4mm(min) t otal power in total power international, inc toll free: 877-646-0900 www.total-power.com totatotal power international, inc.
msd w1000 series dc/dc converter 2w, smd-package test configurations input reflected-ripple current test setup input reflected-ripple current is measured with a inductor lin (4 .7uh) and cin (220uf, esr < 1.0 ? at 100 khz) to simulate source impedance. capacitor cin, offsets possible battery impedance. current ripple is measured at the input terminals of the module, measurement bandwidth is 0-500 khz. +out -out +vin -vin dc / dc converter load battery + lin + cin to oscilloscope current probe peak-to-peak output noise measurement test use a cout 0.47uf ceramic capacitor. scope measurement should be made by using a bnc socket, measurement bandwidth 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 design & feature considerations overcurrent protection to provide protection in a fault (output overload) condition, the unit is equipped with internal cu rrent limiting circuitry and can endure current limiting for an unlimited duration. at the point of current-limit in ception, the unit shifts from voltage contro l to current control. the unit operates n ormally once the output current is brought back into its specified range. input source impedance the power module should be connected to a lo w ac-impedance input source. highly inductive source impedances can affect the stab ility of the power module. in applications where power is supplied over long lines and output loading is high, it may be necessary to use a capacitor on t he input to insure startup. by using a good quality low equivalent series resistance (esr < 1.0 ? at 100 khz) capacitor of a 8.2uf for the 5v input devices, a 3.3uf for the 12v input devices and a 1.5uf for the 24v and 48v devices, c apacitor mounted close to t he power module helps ensur e stability of the unit. + +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 practicable across the load will give the best ripple and noise performance . to reduce output ripple, it is recommended to use 3.3uf 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 maximum capacitive load the MSDW1000 series has limitation of maximum connected capacit ance on the output. the power module may operate in current lim iting mode during start-up, affecting the ramp-up and the startup time. the maximum capacitance can be found in the data sheet. thermal considerations many conditions affect the thermal perform ance of the power module, such as orient ation, airflow over the module and board spac ing. to avoid exceeding the maximum temperature rating of the components inside the power module, the case temperature must be kept below 90 . 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 t otal power in total power international, inc toll free: 877-646-0900 www.total-power.com totatotal power international, inc.
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