page 1 of 3 www.pduke.com 2014/4/30 dos(h)16-05t series point of load dc-dc converter output specifications output current 16a max voltage accuracy 2%vout(set) minimum load 0% line regulation vin=vout(set)+0.5v to vin(max) at full load 0.3%vout(set) load regulation no load to full load 0.4%vout(set) ripple and noise (note2) 20mhz bandwidth 15mvrms,max 50mvp-p,max temperature coefficient 0.4% io / t = 2.5a/ s ,vin(nom) peak deviation 300mv dynamic load response (note 2) load change step (50% to 100% or 100% to 50% of io(max)) setting time (vout<10%peak deviation) 25 s io / t = 2.5a/ s ,vin(nom) peak deviation 150mv dynamic load response (note 3) load change step (50% to 100% or 100% to 50% of io(max)) setting time (vout<10%peak deviation) 100 s output current limit 180% output short-circuit current continuous, automatics recovery external load capacitance esr R 1m esr R 10m 1000 f,max 5000 f,max output voltage overshoot-startup vin=2.4~5.5v, f.l. 1%vout(set) voltage adjustability (see fig.1) (note 4) 0.7525v ~ 3.63v general specifications efficiency see table isolation voltage none switching frequency 300khz10% safety approvals iec60950-1, ul60950-1, & en60950-1 dimensions smd sip 1.30 x 0.53 x 0.30 inch (33.0 x 13.5 x 7.7 mm) 2.00 x 0.50 x 0.28 inch (50.8 x 12.7 x 7.2 mm) weight 6.0g(0.22oz) mtbf (note 1) mil-hdbk-217f 3.238 x 10 6 hrs input specifications input voltage range vout(set) < vin ? 0.5v 2.4 ~ 5.5vdc maximum input current vin=2.4 to 5.5v; io=io(max) 16a input filter (note 5) c filter input no load current (vin=5v, io=0, module enabled) vout(set) =0.75vdc vout(set) =3.3vdc 100ma 130ma input under voltage lockout start-up voltage shutdown voltage 2.2vdc 2.0vdc input reflected ripple current 5~20mhz, 1 h source impedance 100map-p environmental specifications operating ambient temperature ?40oc ~ +85oc(with de rating) storage temperature range ?55oc ~ +125oc thermal shock mil-std-810f vibration mil-std-810f relative humidity(non-condensing) 5% to 95% rh lead-free reflow solder process ipc j-std-020d moisture sensitivity level(msl) ipc j-std-033b level 2a over temperature protection 125oc feature specifications remote on/off(note 6) negative logic(standard) positive logic(option) on = open or 0v < vr < 0.3v off = 1.5v < vr < vin(max) on = open or vin(max) off=0v < vr < 0.3v i in =10 a,max i in =1ma,max i in =10 a,max i in =1ma,max input current of remote control pin 10 a~1.0ma remote off state input current nominal input 1.5ma remote sense range 0.5v,max rise time time for vout to rise from 10% to 90%of vout(set) 6ms turn-on delay time case 1 (note 7) case 2 (note 8) 1ms 1ms t e c h n i c a l s p e c i f i c a t i o n all specifications are typical at nominal input, ful l load and 25oc otherwise noted applications wireless network telecom/datacom industry control system distributed power architectures semiconductor equipment microprocessor power applications features ? output current up to 16a ? small size and low profile : 1.30? x 0.53? x 0.30? (smd) ; 2.00? x 0.50? x 0.28? (sip) ? high efficiency up to 95% @ 3.3v full load ? input range from 2.4vdc to 5.5vdc ? fixed switching frequency (300khz) ? smd & sip packages ? smd package qualified for leadfree reflow solder process according ipc j-std-020d ? output voltage programmable from 0.75vdc to 3.3vdc via external resistor ? input under-voltage protection ? ul60950-1, en60950-1, & iec60950-1 safety approvals ? ce marked ? compliant to rohs ii & reach options positive logic remote on/off description dos16-05t (smd type), doh16-05t (for vertical mount ing sip type) and doh16-05ta (for horizontal mounting sip type) are n on-isolated dc/dc converters that can deliver up to 16a of output cur rent with full load efficiency of 95% at 3.3v output.
page 2 of 3 www.pduke.com 2014/4/30 dos(h)16-05t series point of load dc-dc converter dos16-05t, vo=3.3v, derating curve 0 2 4 6 8 10 12 14 16 18 20 30 40 50 60 70 80 90 ambient temperature,ta( ) output current, io(a) output current model name on/off logic package input voltage output voltage min. load max. load efficiency (%) 5.0vin, 3.3vdc@16a dos16-05t negative DOS16-05T-P positive smd doh16-05t negative doh16-05t-p positive vertical mounting sip doh16-05ta negative doh16-05ta-p positive horizontal mounting sip 2.4 ~ 5.5vdc vin(min)=vout(set)+0.5v 0.75 ~ 3.3vdc 0a 16a 95% fig. 1 table 1 vout(set) (v) rtrim (k ) 0.7525 open 1.2 41.973 1.5 23.077 1.8 15.004 2.5 6.974 3.3 3.160 ?? ? ?? ? = 5110 - 0.7525 - vout 21070 rtrim note 1. mil-hdbk-217f @ta=25 oc, full load. 2. external with c out = 1 f ceramic//10 f tantalum capacitors. 3. external with c out = 2pcs of 150 f polymer capacitors. 4. output voltage programmable from 0.75v to 3.3v b y connecting a single resistor (shown as rtrim in t able 1) between the trim and gnd pins of the module. to calculate the value of the resistor rtrim for a particular output voltage vout , use the following equation: 5. it?s necessary to equip the external input capac itors at the input of the module. the capacitors sh ould connect as close as possible to the input terminals that ensuring module stability. the exter nal c in is 4pcs of 150 f low-esr polymer capacitors // 4pcs of 47 f ceramic capacitors at least. 6. device code with suffix ? -p ? ? positive logic(on/off is open collector/drain l ogic input; signal referenced to gnd ) device code with no suffix ? negative logic (on/off pin is open collector/drain logic input with exter nal pull ?up resistor; signal referenced to gnd) 7. case 1 :on/off input is set to logic low (module on) and then input power is applied (delay from in stant at which vin=vin(min) until vout=10% of vout( set)) 8. case 2 :input power is applied for at least one second and then the on/off input is set to logic lo w (delay form instant at which von/off=0.3v until vout=10% of vout(set)) caution : this power module is not internally fused. an inp ut line fuse must always be used.
page 3 of 3 www.pduke.com 2014/4/30 dos(h)16-05t series point of load dc-dc converter mechanical drawing doh 16-05t type pin connection pin define 1 +output 2 +output 3 +sense 4 +output 5 gnd 6 gnd 7 + input 8 + input 10 trim 11 ctrl doh 16-05ta type pin connection pin define 1 +output 2 +output 3 +sense 4 +output 5 gnd 6 gnd 7 + input 8 + input 10 trim 11 ctrl dos 16-05t type pin connection pin define 1 ctrl 2 +sense 3 trim 4 +output 5 gnd 6 + input 1. all dimensions in inch (mm) tolerance: x.xx0.02 (x.x0.5) x.xxx0.01 (x.xx0.25) 2. pin pitch tolerance 0.01 (0.25) 3. pin dimension tolerance 0.004 (0.1)
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