features ? smd package with industry standard pinout ? package dimension: 12.7 x 8.0 x 7.1 mm (0.5?x 0.31?x 0.28?) ? 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 msau100 series is a r ange of 1w dc/dc converters in a smd- package featuring i/o-isolation of 1000vdc.the small footprint makes this product the ideal solution for many applications where a voltage has to be isolated i.e for noise reduction, ground loop elimination, in digital interfaces or where a conver ted voltage is required. an excellent efficiency allows an operating temperature range of?40c to +85c. these converters ar e fully qualified for the hi gher temperatu re profile used in lead-free reflow solder pr ocesse s. for autom ated smd production lines the product can also be supplied in tape& r eel pa ckage. 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 % msau105 3.3 300 6 264 10 75 msau101 5 200 4 250 10 80 msau102 9 110 2 254 10 78 msau103 12 84 1. 5 252 8 80 msau104 5 (4.5 ~ 5.5) 15 67 1 248 30 7 33 81 msau115 3.3 300 6 110 8 75 msau111 5 200 4 103 8 81 msau112 9 110 2 106 8 78 msau113 12 84 1. 5 104 5 81 msau114 12 (10.8 ~ 13.2) 15 67 1 102 15 5 33 82 MSAU125 3.3 300 6 57 8 73 msau121 5 200 4 53 8 79 msau122 9 110 2 54 8 77 msau123 12 84 1. 5 53 5 80 msau124 24 (21.6 ~ 26.4) 15 67 1 52 8 5 33 80 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 --- --- 450 mw t otal power in total power international, inc toll free: 877-646-0900 www.total-power.com
msau100 series dc/dc converter 1w, smd-package output specifications parameter conditions min. typ. max. unit output voltage accuracy --- 1.0 3.0 % line regulation for vin change of 1% --- 1.2 1.5 % load regulation io=20% to 100% see model selection guide ripple & noise (20mhz) --- 60 120 mv p-p ripple & noise (20mhz) over line, load & temp. --- --- 150 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 --- 40 100 pf switching frequency 50 100 140 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 500ma slow-blow type 200ma slow-blow type 100ma 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 power derating curve ~ ] ambient temperature 0 20 40 60 80 100 -40 0 20 60 100 110 80 40 400lfm 200lfm 100lfm natural convection ~ ] ambient temperature 0 20 40 60 80 100 -40 0 20 60 100 110 80 40 400lfm 200lfm 100lfm natural convection (5v & 12vin) (24vin) 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. t otal power in total power international, inc toll free: 877-646-0900 www.total-power.com totatotal power international, inc.
msa u100 series dc/dc converter 1w, smd-package package specifications mechanical dimensions (5v & 12v input) connecting pin patterns mechanical dimensions (24v input) pin connections pin function 1 -vin 2 +vin 3 na 4 -vout 5 +vout 6 na 7 na 8 na na : not available for electrical connection ? all dimensions in mm (inches) ? tolerance: x.x0.25 (x.xx0.01) x.xx0.13 ( x.xxx0.005) ? pins 0.05 (0.002) physical characteristics case size (5v&12v input) : 12.7x8.0x6.8mm (0.50x0.31x0.27 inches) case size (24v input) : 12.7x8.3x7.8mm (0.50x0.33x0.31 inches) case material : molding (flammability to ul 94v-0 rated) weight (5v&12v input) : 1.5g weight (24v input) : 1.8g 12.7 [0.5] 8.0 [0.31] 7.1 0.5 [0.28 0.02] 0.3 0.60 [0.02] [0.01] 1 23 4 8 7 6 5 [0.1] 2.54 [0.3] 7.62 s seating plane 9.2 [0.36] 7.0 [0.28] 0.15 s a ( magnification of a ) 0 ~ 4 0.3 [0.01] r 0 . 5 11.2 [0.44] 6.8 [0.27] 9.0 [0.35] 7.4 [0.29] a 0.25 [0.01] 8.3 [0.33] 12.7 [0.5] [0.1] 2.54 [0.1] 7.62 8.05 0.5 [0.32 0.02] 0.25 [0.01] 0.60 [0.02] 11.2 [0.44] 7.8 [0.31] ( magnification of a ) 0 ~ 4 r 0 . 5 s seating plane 0.15 s 1 23 4 8 7 6 5 1.7 [0.07] 7.62 [0.30] 10.8 [0.43] 2.54 [0.10] 1.0 [0.04] t otal power in total power international, inc toll free: 877-646-0900 www.total-power.com totatotal power international, inc.
msa u100 series dc/dc converter 1w, 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 0.33uf 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 design & feature considerations maximum capacitive load the msau100 series has limitation of maximum connected capacitanc e at the output. the power module may be operated in current limiting mode during start-up, affecting the ramp-up and the startup time. for optimum perform ance we recommend 33uf maximum capacitive load. the maximum ca pacitance 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 recommended to use a good quality low equ ivalent 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 input de vices. + +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 0.47uf capacitors at the output. +out -out +vin -vin load dc power source + - cout single output dc / dc converter 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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