msau400 series dc/dc converter 2w, smd-package e-mail:sales@minmax.com.tw tel:886-6-2923150 2011/08/11 rev:7 page 1 of 4 features ? smd package with industry standard pinout ? package dimension: 12.7 x 9.3 x 8.9 mm (0.5?x 0.37?x 0.35?) single output models 15.3 x 9.3 x 8.9 mm (0.6?x 0.37?x 0.35?) dual output models ? i/o-isolation 1000 vdc ? operating temp. range ?40 to +85c ? high accuracy of pin planarity ? qualified for lead-free reflow solder process according ipc/jedec j-std-020d ? tape & reel package available ? 3 year product warranty product overview the minmax msau400 series is a range of 2w dc/dc converters in a smd- package featuring i/o-isolation of 1000vdc.the small foot print makes this product the ideal solution for many applications where a voltage has to be isolated i.e for noise reduction, ground loop elimin ation, in digital interfaces or where a converted voltage is required. a high efficiency allows an operating temperature range of?40c to +85c(with derating). these converters are fully qualified f or the higher temperature profile used in lead-free reflow solder processes. for automated smd production lines the product can also be supplied in tape& reel package. model selection guide output current input current efficiency (typ.) input voltage (range) output voltage max. min. @max. load @no load load regulation max. capacitive load @max. load model number vdc vdc ma ma ma(typ.) ma(typ.) % (max.) uf % msau401 5 400 8 519 11 47 77 msau403 12 165 3 488 11 10 81 MSAU406 5 200 4 519 12 10# 77 msau408 12 83 1.5 504 7 4.7# 79 msau409 5 (4.5 ~ 5.5) 15 66 1 501 60 7 4.7# 79 msau411 5 400 8 213 8 47 78 msau413 12 165 3 201 6 10 82 msau418 12 83 1.5 202 5 4.7# 82 msau419 12 (10.8 ~ 13.2) 15 66 1 201 30 5 4.7# 82 msau421 5 400 8 106 8 47 78 msau423 12 165 3 101 5 10 81 msau428 12 83 1.5 102 5 4.7# 81 msau429 24 (21.6 ~ 26.4) 15 66 1 100 15 5 4.7# 82 # for each output input specifications parameter model min. typ. max. unit 5v input models 4.5 5 5.5 12v input models 10.8 12 13.2 input voltage range 24v input models 21.6 24 26.4 5v input models -0.7 --- 9 12v input models -0.7 --- 18 input surge voltage (1 sec. max.) 24v input models -0.7 --- 30 vdc reverse polarity input current --- --- 0.3 a input filter internal capacitor internal power dissipation all models --- --- 650 mw
msau400 series dc/dc converter 2w, smd-package e-mail:sales@minmax.com.tw tel:886-6-2923150 2011/08/11 rev:7 page 2 of 4 output specifications parameter conditions min. typ. max. unit output voltage accuracy --- 1.5 4.0 % output voltage balance dual out put, balanced loads --- 0.1 1.0 % line regulation for vin change of 1% --- 1.2 1.5 % load regulation io=20% to 100% see model selection guide ripple & noise (20mhz) --- 100 120 mv p-p ripple & noise (20mhz) over line, load & temp. --- --- 200 mv p-p ripple & noise (20mhz) --- --- 15 mv rms temperature coefficient --- 0.01 0.02 %/ short circuit protection 0.5 second max. general specifications parameter conditions min. typ. max. unit i/o isolation voltage (rated) 60 seconds 1000 --- --- vdc i/o isolation resistance 500 vdc 1000 --- --- m ? i/o isolation capacitance 100khz, 1v --- 60 100 pf switching frequency 50 100 120 khz mtbf (calculated) mil-hdbk-217f@25 , ground benign 2,000,000 --- --- hours moisture sensitivity level (msl) ipc/jedec j-std-020d level 3 input fuse 5v input models 12v input models 24v input models 1000ma slow-blow type 500ma slow-blow type 200ma 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.) --- 300 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 ripple & noise measurement bandwidth is 0-20mhz. 3 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. 4 all dc/dc converters should be externally fused at the front end for protection. 5 other input and output voltage may be av ailable, please contact factory. 6 specifications subject to change without notice.
msau400 series dc/dc converter 2w, smd-package e-mail:sales@minmax.com.tw tel:886-6-2923150 2011/08/11 rev:7 page 3 of 4 package specifications mechanical dimensions (single ouput) connecting pin patterns package specifications mechanical dimensions (dual output) 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 ca se size (single output) : 12.7x9.3x8.65mm (0.50x0.37x0.34 inches) 1 -vin -vin case size (dual output) : 15.3x9.3x8.65mm (0.60x0.37x0.34 inches) 2 +vin +vin 4 -vout common case material : molding (flammability to ul 94v-0 rated) 5 +vout -vout 7 no pin +vout weight (single output) : 1.5g 8 na no pin weight (dual output) : 2.2g 10 no pin na na : not available for electrical connection 9.3 [0.37] 11.8 [0.46] 12.7 [0.5] 2.57 [0.1] 2.54 [0.1] 5.08 [0.2] 8.9 0.5 [0.35 0.02] 1 2 4 8 5 0.60 [0.02] 0.25 [0.01] 8.6 [0.34] 10.0 [0.39] 8.65 [0.34] ( magnification of a ) 0.25 [0.01] r 0 . 5 0 ~ 4 s seating plane 0.15 s a 9.3 [0.37] 11.8 [0.46] 15.3 [0.6] 2.54 [0.1] 5.08 [0.2] 8.9 0.5 [0.35 0.02] 1 2 4 10 7 0.60 [0.02] 0.25 [0.01] 2.54 [0.1] 5 8.65 [0.34] 2.54 [0.1] ( magnification of a ) 0.25 [0.01] r 0 . 5 0 ~ 4 8.6 [0.34] 10.0 [0.39] s seating plane 0.15 s a 11.4 [0.45] 1.7 [0.07] 7.62 [0.30] 1.0 [0.04] 2.54 [0.10] 11.4 [0.45] 1.7 [0.07] 7.62 [0.30] 2.54 [0.10] 1.0 [0.04]
msau400 series dc/dc converter 2w, 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 2011/08/11 rev:7 page 4 of 4 minmax technology co., ltd. 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 m odule, 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 0.33uf 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 maximum capacitive load the msau400 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. 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 at the input to ensure startup. capacitor mounted close to the power module helps ensure stabilit y of the unit, it is comended to use a good quality low equiva lent series resistance (esr < 1.0 ? at 100 khz) capacitor of a 2.2uf for the 5v input devices, a 1.0uf for the 12v input devices and a 0.47uf for the 24v 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 1.5uf 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 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
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