msdwi03 series dc/dc converter 3w , smd package e-mail:sales@minmax.com.tw tel:886-6-2923150 2012/07/16 rev:17 page 1 of 4 ? features ? ultra compact smd package 24.0 x 13.7 x 8.0 mm (0.94 x 0.54 x 0.31 inches) ? efficiency up to 80% ? i/o-isolation 1500vdc ? ultra-wide 4:1 input range ? operating temp. range -40c to +80c ? remote on/off control ? input filter meets en 550 22,class a and fcc, level a ? csa/ul/iec/en 60950-1 safety approval ? qualified for lead-free reflow solder process according ipc/jedec j-std-020d ? 3 years product warranty product overview minmax's msdwi03 series power modules are in mini-smd dc/dc converters that operate over input voltage ranges of 9-36vdc and 18 -75vdc which provide precisely regulated output volt ages of 3.3v, 5v, 12v, 15v, 24v, 5v, 12v and 15vdc. pin compatible with the mdw1000 series, the mdwi03 offers a power rating up to 3w and a typical full-load efficiency of 80%, co ntinuous short circuit, remote on/off control, en55022 class a c onducted noise compliance minimize design-i n time, cost and eliminate the need for exte rnal filtering. the msdwi03 series is an excellent select ion for data communication equipment, mobile battery driven equipment, distributed pow er system, telecommunication equipment, mixed analog/digital subsystem, proc ess/machine control equipment, computer peripheral equipment a nd industrial robot system. 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 % msdwi03-24s033 3.3 600 90 110 220 75 msdwi03-24s05 5 600 90 160 220 78 msdwi03-24s12 12 250 38 156 47 80 msdwi03-24s15 15 200 30 156 47 80 msdwi03-24s24 24 125 19 156 47 80 MSDWI03-24D05 5 300 45 162 47# 77 msdwi03-24d12 12 125 19 156 47# 80 msdwi03-24d15 24 (9 ~ 36) 15 100 15 156 30 47# 80 msdwi03-48s033 3.3 600 90 55 220 75 msdwi03-48s05 5 600 90 80 220 78 msdwi03-48s12 12 250 38 78 47 80 msdwi03-48s15 15 200 30 78 47 80 msdwi03-48s24 24 125 19 78 47 80 msdwi03-48d05 5 300 45 81 47# 77 msdwi03-48d12 12 125 19 78 47# 80 msdwi03-48d15 48 (18 ~ 75) 15 100 15 78 20 47# 80 # for each output input specifications parameter model min. typ. max. unit 24v input models -0.7 --- 50 input surge voltage (1 sec. max.) 48v input models -0.7 --- 100 24v input models 4.5 6 8.5 start-up threshold voltage 48v input models 8.5 12 17 24v input models --- --- 8 under voltage shutdown 48v input models --- --- 16 vdc short circuit input power --- --- 2000 mw conducted emi all models compliance to en 55022,class a and fcc part 15,class a
msdwi03 series dc/dc converter 3w , smd package e-mail:sales@minmax.com.tw tel:886-6-2923150 2012/07/16 rev:17 page 2 of 4 ? output specifications parameter conditions min. typ. max. unit output voltage setting accuracy at 50% load and nominal vin --- --- 2.0 %vom. output voltage balance dual output, balanced loads --- 1.0 2.0 % line regulation vin=min. to max. --- 0.5 1.0 % load regulation io=15% to 100% --- 0.5 1.2 % ripple & noise (20mhz) --- 50 100 mv p-p transient recovery time --- 300 600 sec transient response deviation 25% load step change --- 3 --- % temperature coefficient --- 0.01 0.02 %/ over load protection foldback 110 150 --- % 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 --- 350 500 pf switching frequency --- 350 --- khz mtbf (calculated) mil-hdbk-217f@25 , ground benign 300,000 --- --- hours moisture sensitivity level (msl) ipc/jedec j-std-020d level 2 safety approvals ul/cul 60950-1 recognition(cs a certificate), iec/en 60950-1(cb-scheme) input fuse 24v input models 48v input models 1500ma slow-blow type 800ma slow-blow type remote on/off control parameter conditions min. typ. max. unit converter on 2.5v ~ 5.5v or open circuit converter off -0.7v ~ 0.8v control input current (on) vc trl = min. to max. --- --- -400 a control input current (off) vc trl = min. to max. --- --- -400 a control common referenced to negative input standby input current --- --- 5 ma environmental specifications parameter conditions min. max. unit operating ambient temperat ure range (see power derating curve) natural convection -40 +80 case temperature --- +105 storage temperature range -50 +125 humidity (non condensing) --- 95 % rel. h cooling free-air convection lead temperature (1.5mm from case for 10sec.) --- 260 power derating curve output power (%) output power (%) (3.3& 5v output) (all other output)
msdwi03 series dc/dc converter 3w , smd package e-mail:sales@minmax.com.tw tel:886-6-2923150 2012/07/16 rev:17 page 3 of 4 ? 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 that ?natural convection? is about 20lfm but is not equal to still air (0 lfm). 8 it is not recommended to use water-washing process on smt units. 9 specifications are subject to change without notice. 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 : 24.0x13.7x8.0 mm (0.94x0.54x0.31 inches) 1 -vin -vin 2 remote on/off remote on/off case material : non-c onductive black plastic (flammability to ul 94v-0 rated) 7 nc nc 8 nc common pin material : phosphor bronze 9 +vout +vout 10 -vout -vout weight : 4.2g 16 +vin +vin nc: no connection 3.11 [0.12] 15.24 [0.60] 2.54 [0.10] 13.7 [0.54] 18.1 [0.71] 1.00 [0.04] 0.25 24.0[0.94] 8.0 8.25 0.5 [0.32 0.02] 16 10 9 178 2 [0.01] 0.1 s s seating plane 0 ~ 4 [0.31] 19.3 [0.76] 2.54 [0.10] 2.54 [0.10] 12.7 [0.50] 17.78 [0.70] 1.4 [0.06] (min) 2.8 [0.11]
msdwi03 series dc/dc converter 3w , smd package 18, sin sin road, an-ping industr ial district, tainan 702, taiwan tel: 886-6-2923150 fax: 886-6-2923149 e-mail: sales@minmax.com.tw 2012/07/16 rev:17 page 4 of 4 ? minmax technology co., ltd. test setup peak-to-peak output noise measurement test use a cout 0.47 f ceramic capacitor. scope measurement should be made by using a bnc socket, measurement bandwidth is 0-20 mhz. position the lo ad 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 positive logic remote on/off turns the m odule on during a logic high voltage on the remote on/off pin, and off during a logic l ow. to turn the power module on and off, the user must supply a switch to control the voltage between the on/off terminal and the -vin terminal. the switch can be an op en collector or equivalent. a logic low is -0.7v to 0.8v. a logic high is 2.5v to 5.5v. the maximum sink current of the swit ch at on/off terminal during a logic low is -300 a. the maximum sink current of the switch at on/off terminal duri ng a logic high is -200 a or open. 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 ov er long lines and output loading is high, it may be necessary to use a capacitor at t he input to ensure startup. capacitor mounted close to the power module helps ensure stabilit y of the unit, it is recommended to use a good quality low equ ivalent series resistance (esr < 1.0 ? at 100 khz) capacitor of a 4.7 f for the 24v input devices and a 2.2 f for the 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 practicable across the load will give the best ripple and noise performance . to reduce output ripple, it is recommended to use 3.3 f 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 msdwi03 series has limitation of maximum connected capacitanc e at the output. the power module may be operated in current l imiting 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 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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