product # bq55090etl16 phone 1-888-567-9596 www.synqor.com doc.# 005-2be559b rev. 7 11/10/04 page 1 t t echnical echnical s s pecification pecification bq55090etl16 bq55090etl16 preliminar preliminar y y t t h h e e b b u u s s q q o o r r ? ? b b q q 5 5 5 5 0 0 9 9 0 0 e e t t l l 1 1 6 6 b b u u s s c c o o n n v v e e r r t t e e r r i i s s a a n n e e x x t t -g g e e n n e e r r - a a t t i i o o n n , , b b o o a a r r d d -m m o o u u n n t t a a b b l l e e , , i i s s o o l l a a t t e e d d , , f f i i x x e e d d s s w w i i t t c c h h i i n n g g f f r r e e q q u u e e n n c c y y d d c c / / d d c c c c o o n n v v e e r r t t e e r r t t h h a a t t u u s s e e s s s s y y n n c c h h r r o o n n o o u u s s r r e e c c t t i i f f i i c c a a t t i i o o n n t t o o a a c c h h i i e e v v e e e e x x t t r r e e m m e e l l y y h h i i g g h h c c o o n n v v e e r r s s i i o o n n e e f f f f i i c c i i e e n n c c y y . . t t h h e e p p o o w w e e r r d d i i s s s s i i p p a a t t e e d d b b y y t t h h e e c c o o n n v v e e r r t t e e r r i i s s s s o o l l o o w w t t h h a a t t a a h h e e a a t t s s i i n n k k i i s s n n o o t t r r e e q q u u i i r r e e d d , , w w h h i i c c h h s s a a v v e e s s c c o o s s t t , , w w e e i i g g h h t t , , h h e e i i g g h h t t , , a a n n d d a a p p p p l l i i c c a a t t i i o o n n e e f f f f o o r r t t . . t t h h e e b b u u s s q q o o r r s s e e r r i i e e s s p p r r o o v v i i d d e e s s a a n n i i s s o o l l a a t t e e d d s s t t e e p p d d o o w w n n v v o o l l t t a a g g e e f f r r o o m m 4 4 8 8 v v t t o o a a 9 9 . . 6 6 v v i i n n t t e e r r m m e e d d i i a a t t e e b b u u s s w w i i t t h h n n o o r r e e g g u u l l a a t t i i o o n n i i n n a a s s t t a a n n d d a a r r d d ? ? e e i i g g h h t t h h -b b r r i i c c k k ? ? m m o o d d u u l l e e . . b b u u s s q q o o r r c c o o n n v v e e r r t t e e r r s s a a r r e e i i d d e e a a l l f f o o r r c c r r e e a a t t - i i n n g g t t h h e e m m i i d d -b b u u s s v v o o l l t t a a g g e e r r e e q q u u i i r r e e d d t t o o d d r r i i v v e e p p o o i i n n t t -o o f f -l l o o a a d d ( ( n n o o n n -i i s s o o - l l a a t t e e d d ) ) c c o o n n v v e e r r t t e e r r s s i i n n i i n n t t e e r r m m e e d d i i a a t t e e b b u u s s a a r r c c h h i i t t e e c c t t u u r r e e s s . . bq55090etl16 module bus bus conver conver ter ter 35-55v 35-55v 9.6v 9.6v 150w 150w att att 2000vdc 2000vdc eighth-brick eighth-brick input input output output power power isolation isolation dc bus conver dc bus conver ter ter ? ultra-high efficiency, >95% at full rated load current delivers up to 16 amps of output current (150w) with minimal derating - no heatsink required input voltage range: 35v ? 55v provides 6.3-11v bus for distributed power architectures fixed frequency switching provides predictable emi per- formance operational features operational features on/off control referenced to input side (positive and negative logic options available) contr contr ol features ol features industry standard eighth-brick bus converter pin-out industry standard size: 0.90? x 2.3? (22.9x58.4mm) total height only 0.327? (8.05mm), permits better air- flow and smaller card pitch total weight: 0.7 oz. (20 grams) flanged pins designed to permit surface mount solder- ing (avoid wave solder) using fpip technique mechanical features mechanical features 2000v, 30 m ? input-to-output isolation ul/cul 60950 recognized (us & canada), basic insu- lation rating tuv certified to en60950 meets 72/23/eec and 93/68/eec directives meets ul94v-0 flammability requirements safety features safety features input under-voltage lockout and over-voltage shutdown protects against abnormal input voltages output current limit and short circuit protection (auto recovery or latching options) output over-voltage protection thermal shutdown (auto recovery or latching options) pr pr otection features otection features
product # bq55090etl16 phone 1-888-567-9596 www.synqor.com doc.# 005-2be559b rev. 7 11/10/04 page 2 input: input: output: output: current: current: p p ackage: ackage: 35-55 v 35-55 v 9.6 v 9.6 v 16 a 16 a (150w) (150w) eighth-brick eighth-brick t t echnical s echnical s pecification pecification pin no. name function 1 vin(+) input positive (35v - 55v) 2 on/off logic control input to turn converter on and off. 3 vin(-) input negative 4 vout(-) output negative 5 vout(+) output positive notes 1) pins 1-3 are 0.040? (1.02mm) diameter with 0.080? (2.03 mm) diameter standoff shoulders. 2) pins 4 and 5 are 0.062? (1.57 mm) diameter with 0.100? (2.54 mm) diameter standoff shoulders. 3) other pin extension lengths available. recommended pin length is 0.03? (0.76mm) greater than the pcb thickness. 4) all pins: material - copper alloy finish - tin/lead over nickel plate 5) undimensioned components are shown for visual reference only. 6) all dimensions in inches (mm) tolerances: x.xx +/-0.02 in. (x.x +/-0.5mm) x.xxx +/-0.010 in. (x.xx +/-0.25mm) 7) weight: 0.7 oz. (20 g) typical 8) workmanship: meets or exceeds ipc-a-610c class ii 9) ul/tuv standards require a clearance of 0.04? (1.02mm) around primary areas of the module. refer to section on keep out areas under application considerations for details. 10) the flanged pins are designed to permit surface mount soldeing (avoiding the wave soldering process) through the use of the flanged pin-in-paste technique. pin designations mechanical diagram 0.300 (7.62) 0.600 (15.24) 0.900 (22.86) 0.150 (3.81) 0.600 (15.24) 0.140 (3.56) 2.300 (58.42) 2.000 (50.8) top view flanged pin see note 10 side view load board bottom side clearance see note 9 lowest component 0.019+/-0.016 (0.48+/-0.4) 0.327+/-0.017 (8.31+/-0.43) 0.180 (4.57) see note 3
product # bq55090etl16 phone 1-888-567-9596 www.synqor.com doc.# 005-2be559b rev. 7 11/10/04 page 3 input: input: output: output: current: current: p p ackage: ackage: 35-55 v 35-55 v 9.6 v 9.6 v 16 a 16 a (150w) (150w) eighth-brick eighth-brick t t echnical s echnical s pecification pecification parameter min. typ. max. units notes & conditions absolute maximum ratings input voltage non-operating 60 v continuous operating 56 v continuous isolation voltage (input to output) 2000 v basic insulation, pollution degree 2 operating temperature -40 100 c storage temperature -55 125 c voltage at on/off input pin -2 18 v input characteristics operating input voltage range 35 48 55 v input under-voltage lockout turn-on voltage threshold 32.0 v turn-off voltage threshold 30.5 v lockout voltage hysteresis 1.5 v input over-voltage shutdown turn-off voltage threshold 58.0 v turn-on voltage threshold 56.5 v maximum input current 4.7 a 100% load, 35 vin no-load input current 0.12 a disabled input current 15 30 ma inrush current transient rating 0.1 a 2 s input reflected ripple current 5 ma rms through 10 h inductor; figures 12 & 14 input terminal ripple current 50 100 ma rms, full load ; figures 12 & 13 recommended input fuse 12 a fast blow external fuse recommended input filter component values (l\c) 3.3\2.2 h\f internal values recommended external input capacitance 47 f typical esr 0.1-0.2 ? , see figure 12 output characteristics output voltage set point 9.60 v 48vin, no load output voltage regulation over line + 20 \ 2.4 %\v figure 4 over load + 4.1 \ 500- %\mv figure 4 over temperature + 1.7 \ 200 %\mv figure 4 total output voltage range 6.3 11.0 v over sample, line, load, temperature & life output voltage ripple and noise 1 20mhz bandwidth; fig. 12 & 15 peak-to-peak 100 120 mv full load, see figures 12 & 15 rms 20 40 mv full load, see figures 12 & 15 operating output current range 0 16 a subject to thermal derating; figures 5-8 output dc current-limit inception 20 a output voltage 10% low; figure 16 output dc current-limit shutdown voltage 0 v current share accuracy (2 units paralleled) + 10 % % of rated output current back-drive current limit while disabled 10 ma negative current drawn from output maximum output capacitance 2,500 f 9.6vout at 16a resistive load dynamic characteristics output voltage during load current transient for a step change in output current (0.1a/s) 150 mv 50% to 75% to 50% iout max; figure 11 settling time 200 s to within 1% vout nom turn-on transient turn-on time 1 ms full load, vout=90% nom.; figures 9 & 10 start-up inhibit time 40 ms -40c to +125c output voltage overshoot 0 % 2,500 f load capacitance, iout = 0a efficiency 100% load 95.5 % figures 1-3 50% load 95.0 % figures 1-3 temperature limits for power derating curves semiconductor junction temperature 125 c package rated to 150c board temperature 125 c ul rated max operating temp 130c transformer temperature 125 c see figures 5 - 8 for derating curves isolation characteristics isolation voltage (dielectric strength) 2000 v isolation resistance 30 m ? isolation capacitance 2 470 pf bq55090etl16 electrical characteristics t a =25c, airflow rate=300 lfm, v in =48vdc unless otherwise noted; full operating temperature range is -40c to +100c ambient tem- perature with appropriate power derating. specifications subject to change without notice. note 1: for applications requiring reduced output voltage ripple and noise, consult synqor applications support (e-mail: suppor t@synqor.com) note 2: higher values of isolation capacitance can be added external to the module.
product # bq55090etl16 phone 1-888-567-9596 www.synqor.com doc.# 005-2be559b rev. 7 11/10/04 page 4 input: input: output: output: current: current: p p ackage: ackage: 35-55 v 35-55 v 9.6 v 9.6 v 16 a 16 a (150w) (150w) eighth-brick eighth-brick t t echnical s echnical s pecification pecification parameter p min. typ. max. units notes & conditions feature characteristics switching frequency 180 200 230 khz on/off control (option p) off-state voltage -1.0 0.8 v on-state voltage 2.4 18 v on/off control (option n) off-state voltage 2.4 18 v on-state voltage -1.0 0.8 v on/off control (either option) figures a, b pull-up voltage 10 v pull-up resistance 30 k ? output over-voltage protection 11.6 v over full temp range; no load over-temperature shutdown 140 150 c average pcb temperature over-temperature shutdown restart hysteresis 10 c load current scale factor 1000 see app note: output load current calc. reliability characteristics calculated mtbf (telcordia) tbd 10 6 hrs. tr-nwt-000332; 100% load,300lfm, 40 o c t a calculated mtbf (mil-217) tbd 10 6 hrs. mil-hdbk-217f; 100% load, 300lfm, 40 o c t a field demonstrated mtbf 10 6 hrs. see website for latest values standards compliance parameter p notes standards compliance ul/cul 60950 file # e194341, basic insulation & pollution degree 2 en60950 certified by tuv 72/23/eec 93/68/eec needle flame test (iec 695-2-2) test on entire assembly; board & plastic components ul94v-0 compliant iec 61000-4-2 esd test, 8kv - np, 15kv air - np (normal performance) gr-1089-core section 7 - electrical safety, section 9 - bonding/grounding an external input fuse must always be used to meet these safety requirements. contact synqor for official safety certificates on new releases or download from the synqor website. qualification testing parameter p # units test conditions qualification testing life test 32 95% rated v in and load, units at derating point, 1000 hours vibration 5 10-55hz sweep, 0.060? total excursion,1 min./sweep, 120 sweeps for 3 axis mechanical shock 5 100g minimum, 2 drops in x and y axis, 1 drop in z axis temperature cycling 10 -40c to 100c, unit temp. ramp 15c/min., 500 cycles power/thermal cycling 5 t operating = min to max, v in = min to max, full load, 100 cycles design marginality 5 t min -10c to t max +10c, 5c steps, v in = min to max, 0-105% load humidity 5 85c, 85% rh, 1000 hours, 2 minutes on and 6 hours off solderability 3 mil-std-883, method 2003 extensive characterization testing of all synqor products and manufacturing processes is performed to ensure that we supply robust, reliable product. contact factory for official product family qualification document. electrical characteristics (continued) options synqor provides various options for logic sense, pin length and feature set for this family of dc/dc converters. please consult the synqor website (www.synqor.com) for information on available options. patents synqor is protected under various patents, including but not lim- ited to u.s. patent numbers 5,999,417; 6,222,742 b1; 6,594,159 b2; 6,545,890 b2.
product # bq55090etl16 phone 1-888-567-9596 www.synqor.com doc.# 005-2be559b rev. 7 11/10/04 page 5 input: input: output: output: current: current: p p ackage: ackage: 35-55 v 35-55 v 9.6 v 9.6 v 16 a 16 a (150w) (150w) eighth-brick eighth-brick t t echnical s echnical s pecification pecification 70 75 80 85 90 95 100 02468101214161820 load current (a) efficiency (%) 35 vin 48 vin 55 vin 0 1 2 3 4 5 6 7 8 9 0 2 4 6 8 101214161820 load current (a) power dissipation (w) 35 vin 48 vin 55 vin figure 2: power dissipation at nominal output voltage vs. load current for minimum, nominal, and maximum input voltage at 25 c. 92 93 94 95 96 97 98 0 100 200 300 400 500 air flow (lfm) efficiency (%) 25 c 40 c 55 c figure 3: efficiency at nominal output voltage and 60% rated power vs. airflow rate for ambient air temperatures of 25 c, 40 c, and 55 c (nominal input voltage). 4 5 6 7 8 9 10 11 12 0 2 4 6 8 10121416182022 load current (a) output voltage (v) 35v 48v 55v figure 4: output voltage regulation vs. load current for minimum, nom- inal, and maximum input voltage at 25 c. 0 2 4 6 8 10 12 14 16 0 2540557085 ambient air temperature ( o c) i out (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) 50 lfm (0.25 m/s) figure 5: maximum output power derating curves vs. ambient air tem- perature for airflow rates of 50 lfm through 400 lfm with air flowing from pin 3 to pin 1 (nominal input voltage). figure 6: thermal plot of converter at 16 amp load current (150w) with 55 c air flowing at the rate of 200 lfm. air is flowing across the converter from pin 3 to pin 1 (nominal input voltage). figure 1: efficiency at nominal output voltage vs. load current for min- imum, nominal, and maximum input voltage at 25 c. semiconductor junction temperature is within 1 c of surface temperature
product # bq55090etl16 phone 1-888-567-9596 www.synqor.com doc.# 005-2be559b rev. 7 11/10/04 page 6 input: input: output: output: current: current: p p ackage: ackage: 35-55 v 35-55 v 9.6 v 9.6 v 16 a 16 a (150w) (150w) eighth-brick eighth-brick t t echnical s echnical s pecification pecification 0 2 4 6 8 10 12 14 16 0 2540557085 ambient air temperature ( o c) i out (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) 50 lfm (0.25 m/s) figure 7: maximum output power derating curves vs. ambient air tem- perature for airflow rates of 50 lfm through 400 lfm with air flowing from output to input (nominal input voltage). figure 8: thermal plot of converter at 16 amp load current (150w) with 55 c air flowing at the rate of 200 lfm. air is flowing across the converter from output to input (nominal input voltage). figure 9: turn-on transient at full load (resistive load) (1.0 ms/div). input voltage pre-applied. top trace: vout (2v/div). bottom trace: on/off input (5v/div). figure 10: turn-on transient at zero load (1.0 ms/div). top trace: vout (2v/div). bottom trace: on/off input (5v/div). figure 11 : output voltage response to step-change in load current (50%-75%- 50% of iout(max); di/dt = 0.1a/ s). load cap: 15 f, 100 m ? esr tantalum cap and 1 f ceramic cap. top trace: vout (200mv/div), bottom trace: iout (5a/div). figure 12 : test set-up diagram showing measurement points for input terminal ripple current (figure 13), input reflected ripple current (figure 14) and output voltage ripple (figure 15). semiconductor junction temperature is within 1 c of surface temperature 10 h source impedance dc/dc converter see fig. 14 see fig. 13 see fig. 15 1 f ceramic capacitor 15 f, 450m ? esr tantalum capacitor 47 f, <1 ? esr electrolytic capacitor v source i s i c v out
product # bq55090etl16 phone 1-888-567-9596 www.synqor.com doc.# 005-2be559b rev. 7 11/10/04 page 7 input: input: output: output: current: current: p p ackage: ackage: 35-55 v 35-55 v 9.6 v 9.6 v 16 a 16 a (150w) (150w) eighth-brick eighth-brick t t echnical s echnical s pecification pecification figure 13: input terminal ripple current, i c , at full rated output cur- rent and nominal input voltage with 10 h source impedance and 47 f electrolytic capacitor (20 ma/div). see figure 12. figure 14: input reflected ripple current, i s , through a 10 h source inductor at nominal input voltage and rated load current (5ma/div). see figure 12. figure 15: output voltage ripple at nominal input voltage and rated load current (50 mv/div). load capacitance: 1 f ceramic capacitor and 15 f tantalum capacitor. bandwidth: 20 mhz. see figure 12. 0 1 2 3 4 5 6 7 8 9 10 11 12 0 5 10 15 20 25 30 load current (a) output voltage (v) 35v 48v 55v figure 16: output voltage vs. load current showing typical current limit curves and converter shutdown points. figure 17: load current (20a/div) as a function of time when the con- verter attempts to turn on into a 1 m ? short circuit. top trace (1.0ms/div) is an expansion of the on-time portion of the bottom trace.
product # bq55090etl16 phone 1-888-567-9596 www.synqor.com doc.# 005-2be559b rev. 7 11/10/04 page 8 input: input: output: output: current: current: p p ackage: ackage: 35-55 v 35-55 v 9.6 v 9.6 v 16 a 16 a (150w) (150w) eighth-brick eighth-brick t t echnical s echnical s pecification pecification 0.001 0.01 0.1 10 100 1,000 10,000 100,000 hz output impedance ( ? ? ) 35 vin 48 vin 55 vin figure 19: magnitude of incremental output impedance (z out = v out /i out ) for minimum, nominal, and maximum input voltage at full rated power. -50 -40 -30 -20 -10 0 10 100 1,000 10,000 100,000 hz forward transmission (db) 35 vin 48 vin 55 vin figure 20: magnitude of incremental forward transmission (ft = v out /v in ) for minimum, nominal, and maximum input voltage at full rated power. -40 -30 -20 -10 0 10 10 100 1,000 10,000 100,000 hz reverse transmission (db) 35 vin 48 vin 55 vin figure 21: magnitude of incremental reverse transmission (rt = i in /i out ) for minimum, nominal, and maximum input voltage at full rated power. 0.1 1 10 100 1000 100 1,000 10,000 100,000 hz input impedance ( ? ? ) 35 vin 48 vin 55 vin figure 22: magnitude of incremental input impedance (z in = v in /i in ) for minimum, nominal, and maximum input voltage at full rated power.
product # bq55090etl16 phone 1-888-567-9596 www.synqor.com doc.# 005-2be559b rev. 7 11/10/04 page 9 input: input: output: output: current: current: p p ackage: ackage: 35-55 v 35-55 v 9.6 v 9.6 v 16 a 16 a (150w) (150w) eighth-brick eighth-brick t t echnical s echnical s pecification pecification part numbering system the part numbering system for synqor?s bus qor dc bus con- verters follows the format shown in the example below. the first 12 characters comprise the base part number and the last 3 characters indicate available options. although there are no default values for enable logic and pin length, the most common options are negative logic and 0.145? pins. these part numbers are more likely to be readily available in stock for evaluation and prototype quantities. application notes a variety of application notes and technical white papers can be downloaded in pdf format at www.synqor.com. ordering information the tables below show the valid model numbers and ordering options for converters in this product family. when ordering synqor converters, please ensure that you use the complete 15 character part number consisting of the 12 character base part number and the additional 3 characters for options. the following option choices must be included in place of the x y z spaces in the model numbers listed above. w arranty synqor offers a three (3) year limited warranty. complete warranty information is listed on our web site or is available upon request from synqor. information furnished by synqor is believed to be accurate and reliable. however, no responsibility is assumed by synqor for its use, nor for any infringements of patents or other rights of third parties which may result from its use. no license is granted by implication or otherwise under any patent or patent rights of synqor. contact synqor for further information: phone : 978-849-0600 t oll free : 888-567-9596 fax : 978-849-0602 e-mail : sales@synqor.com w eb : www.synqor.com address : 155 swanson road boxborough, ma 01719 output max output voltage current bq55090etl16 xyz 35 - 55 v 9.6 v 16 a bq55120etl13 xyz 35 - 55 v 12 v 13 a bq50120etl13 xyz 43 - 52 v 12 v 13 a model number input voltage enable pin feature logic length set p - positive n - negative k - 0.110" n - 0.145" r - 0.180" y - 0.250" s - auto recovery k - latching options description: x y z bq 55 090 e t l 16 n n s product family package size performance level thermal design output current options (see ordering information) input voltage output voltage
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