ver : a_1 update : 2015.03.16 dc-dc brick BR120 series 100/120 watts http://www.archcorp.com.tw tel: +886-2-26989508 fax: +886-2-26981319 -1- description the BR120 series is a new generation is olated dc-dc converter that uses an industry standard quarter-brick structure, and features high efficiency and power density, operates from an input voltage range of 36 v to 75 v, provides the rated output voltage of 5v / 12v and the maximum output current of 20a / 10a. electrical specifications conditions: ta = 25c (77f), airflow = 1 m/s (200 lfm), vin = 48 v, unless otherwise notes. model no. BR120-5s BR120-12s max output wattage (w) 100w 120w voltage (v.dc.) 48v (36~75v) current (a) (max) 3.4a 4.0a input no-load loss (w) (typ.) 2.88w 3w voltage (v.dc.) 5v 12v regulated voltage precision (max.) ? 3% current (a) (max.) 20a 10a line regulation (ll-hl) (typ.) ? 0.2% load regulation (0-100%) (typ.) ? 0.3% ripple & noise (peak to peak) (typ.) (oscilloscope bandwidth:20 mhz) 120 mv 200 mv efficiency (typ.) 100% load 87% 93.5% (vin = 48 v; ta=25c (77f)) 50% load 85% 92.5% output 20% load 78% 87.5% over power protection hiccup mode over current protection hiccup mode over voltage protection 105~115v (hiccup mode) 6.0~7.5v (hiccup mode) short circuit protecti on (max.) hiccup mode threshold:100~135c (typ.) / hysteresis:5c (min.) protection over temperature protection self-recovery (the values are obtained by measuring the temperature of the hottest power component on the top surface of the converter.) isolation voltage (v.dc.) 1500 vdc (functional isolation) operating temperature -40c?+85c storage temperature -55c?+125c temperature coefficient (max.) 0.02 % vout / c (ta = -40c to +85c (-40f to +185f )) humidity 95% rh environment mtbf 1.5 million hours (telcordia sr332; 80% load; airflow = 1.5m/s (300 lfm); ta = 40c (104f) safety agency approvals ce, ul, tuv emc emi (conducted & radiated emission) ul60950-1 and csa c22.2 no. 60950-1-07 dimension (l x w x h) 2.28 x 1.45 x 0.39 inches ( 57.9 x 36.8 x 10.0 mm ) tolerance ? 0.5 mm physical weight 39 g low level (v.dc.) -0.7~1.2v remote on/off voltage high level (v.dc.) 3.5~12v other on/off current low level (ma) (max.) 1ma key features ? input under voltage protection ? over current protection (hiccup mode) ? short circuit protection (hiccup mode) ? over voltage protection (hiccup mode) ? over temperature protection (self-recovery) ? remote on/off control ? remote sense ? output voltage trim * ? ul60950-1 and csa c22.2 no. 60950-1-07 ? meet ul94v-0 flammability requirements ? rohs6 compliant ? size: 2.28 x 1.45 x 0.39 inches ? 3-years product warranty *BR120-12s without this function
ver : a_1 update : 2015.03.16 dc-dc brick BR120 series 100/120 watts http://www.archcorp.com.tw tel: +886-2-26989508 fax: +886-2-26981319 -2- note derating 1. during the test of input reflected ri pple current, the input terminal must be c onnected to a 12uh inductor and a 220uf elect rolytic capacitor. 2. point b, which is for testing the output voltage ripple, is 25 mm (0.98 in.) away from the vout(+) pin.
ver : a_1 update : 2015.03.16 dc-dc brick BR120 series 100/120 watts http://www.archcorp.com.tw tel: +886-2-26989508 fax: +886-2-26981319 -3- mechanical dimension pin# 5s 12s 1 +dc in +dc in 2 on / off ctl on / off ctl 3 -dc in -dc in 4 -dc out -dc out 5 -sense -sense 6 trim nc 7 +sense +sense 8 +dc out +dc out note 1. all dimensions in mm [in.] tolerances: x.x 0.5 mm [x.xx 0.02 in.] x.xx 0.25 mm [x.xxx 0.010 in.] 2. pin 1-3, 5-7 are 1.00 0.05 mm [0.040 0.002 in.] diameter with 2.00 0.10 mm [0.080 0.004 in.] diameter standoff shoulders. pin4 and pin8 are 1.50 0.05 mm [0.060 0.002 in.] diameter with 2.50 0.10 mm [0.098 0.004 in.] diameter standoff shoulders.
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