product # iq12xxxqtcxx phone 1-888-567-9596 www.synqor.co m doc.# 005-iq12qtx rev. a 06/06/08 page 16 technical specification input: output: current: part n o.: 9-22 v 15 v 7 a iq12150qtc07 parameter min. typ. max. units n otes & conditions i n put characteristics maximum input current 17.0 a 9 v in ; trim up; in current limit no-load input current 330 410 ma disabled input current 2.0 3.0 ma response to input transient 0.5 v 250 v/ms input transient; 100 f output cap. input terminal ripple current 280 ma rms recommended input fuse 30 a fast acting external fuse recommended input filter component values (l\c) 0.47\24 h\f internal values; see figure e output c h aracteristics output voltage set point 14.85 15.00 15.15 v output voltage regulation over line +0.1 +0.3 % over load +0.1 +0.3 % over temperature -225 225 mv total output voltage range 14.625 15.375 v over sample, line, load, temperature & life output voltage ripple and noise 1 20 mhz bandwidth peak-to-peak 30 60 mv full load rms 5 10 mv full load operating output current range 0 7.0 a subject to thermal derating output dc current-limit inception 7.7 8.4 9.1 a output voltage 10% low output dc current-limit shutdown voltage 10.7 v back-drive current limit while enabled 0.3 a negative current drawn from output back-drive current limit while disabled 0 15 50 ma negative current drawn from output maximum output capacitance 1000 f vout nominal at full load (resistive load) output voltage during load current transient for a step change in output current (0.1 a/s) 700 mv 50% to 75% to 50% i out max settling time 50 s to within 1% v out nom output voltage trim range -20 +10 % measured across pins 8 & 4; common figure 3 output voltage remote sense range +10 % measured across pins 8 & 4 output over-voltage protection 117 122 127 % over full temp range; % of nominal v out load current scale factor 333 see output load current app. note on our web efficien cy 100% load 90 % see figure 1 for efficiency curve 50% load 91 % see figure 1 for efficiency curve n ote 1: output is terminated with 1 f ceramic and 15 f low-esr tantalum capacitors. for applications requiring reduced output voltage ripple and noise, consult synqor applications support (e-mail: support@synqor.co m) iq12150qtc07 electrical characte ristics (15 v out ) t a = 25 c, airflow rate = 300 lfm, v in = 12 v dc unless otherwise noted; full operating temperature range is -40 c to +100 c ambient temperature with appropriate power derating. specifications subject to change without notice.
product # iq12xxxqtcxx phone 1-888-567-9596 www.synqor.co m doc.# 005-iq12qtx rev. a 06/06/08 page 17 technical specification input: output: current: part n o.: 9-22 v 15 v 7 a iq12150qtc07 0 2 4 6 8 10 12 14 0 1 2 3 4 5 6 7 load current (a) power dissipation (w) 9 vin 12 vin 22 vin 60 65 70 75 80 85 90 95 100 0 1 2 3 4 5 6 7 load current (a) efficiency (%) 9 vin 12 vin 22 vin figure 1: efficiency at nominal output voltage vs. load current for minimum, nominal, and maximum input voltage at 25 c. figure 2: power dissipation at nominal output voltage vs. load current for minimum, nominal, and maximum input voltage at 25 c. 0 2 4 6 8 0 25 40 55 70 85 ambient air temperature (c) iout (a) 400 lfm (2.0 m/s) 300 lfm (1.5 m/s) 200 lfm (1.0 m/s) 100 lfm (0.5 m/s) 0 2 4 6 8 0 25 40 55 70 85 ambient air temperature (c) iout (a) 400 lfm (2.0 m/s) 300 lfm (1.5 m/s) 200 lfm (1.0 m/s) 100 lfm (0.5 m/s) figure 3: encased converter (without heatsink) max. output power derating vs. ambient air temperature for airflow rates of 100 lfm through 400 lfm. air flows across the converter from pin 3 to pin 1 (nominal input voltage). figure 4: encased converter (with 1/4 heatsink) max. output power derating vs. ambient air temperature for airflow rates of 100 lfm through 400 lfm. air flows across the converter from pin 3 to pin 1 (nominal input voltage). figure 5: output voltage response to step-change in load current (50%-75%- 50% of iout(max); di/dt = 0.1 a/ s). load cap: 1 f ceramic and 15 f tantalum capacitors. ch 1: vout ( 1 v/div), ch 2: iout (2.5 a/div). figure 6: output voltage response to step-change in input voltage (250 v/ms). load cap: 100 f, electrolytic output capacitance. ch 1: vout (500 mv/div), ch 2: vin (10 v/div).
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