page 1 of 3 www.pduke.com 2014/4/30 dos(h)10-12t series point of load dc-dc converter input specifications input voltage range vout(set) Q3.63 v vout(set) >3.63 v vin(nom) =12v 8.3 ~14vdc 8.3 ~13.2vdc maximum input current vin=8.3 to 14.0vdc; io=io(max) 7a input filter (note 5) c filter input no load current (vin=12v, io=0, module enabled) vout(set) =0.75vdc vout(set) =5.0vdc 40ma 100ma input under voltage lockout start-up voltage shutdown voltage 7.9vdc 7.8vdc input reflected ripple current 5~20mhz, 1 h source impedance 20map-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 = 2.5v < vr < vin(max) on = open or (vin-4) < vr < 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~1.0m a remote off state input current nominal input 2.0ma remote sense range 0.5v,max rise time time for vout to rise from 10% to 90%of vout(set) 6ms,max. turn-on delay time case 1 (note 7) case 2 (note 8) 3ms 3ms output specifications output current 10a max voltage accuracy 2%vout(set) minimum load 0% line regulation vin=vin(min) 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 30mvrms,max 75mvp-p,max temperature coefficient 0.4% io / t = 2.5a/ s ,vin(nom) peak deviation 200mv 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 100mv dynamic load response (note 3) load change step (50% to 100% or 100% to 50% of io(max)) setting time (vout<10%peak deviation) 25 s output current limit 200% 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=vin(min) to vin(max) f.l. 1%vout(set) voltage adjustability (see fig.1) (note 4) 0.7525v ~ 5.0v 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 3.355 x 10 6 hrs 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 applica tions wireless network telecom/datacom industry control system distributed power architectures semiconductor equipment microprocessor power applications features ? output current up to 10a ? 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 93% @ 3.3v full load ? input range from 8.3vdc to 14.0vdc ? 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 5.0vdc 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 dos10-12t (smd type), doh10-12t (for vertical mount ing sip type) and doh10-12ta (for horizontal mounting sip type) are n on-isolated dc/dc converters that can deliver up to 10a of output cur rent with full load efficiency of 93% at 3.3v output.
page 2 of 3 www.pduke.com 2014/4/30 dos(h)10-12t series point of load dc-dc converter dos10-12t, vo=3.3v, derating curve 0 2 4 6 8 10 12 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 (%) 12vin, 3.3vdc@10a dos10-12t negative dos10-12t-p positive smd doh10-12t negative doh10-12t-p positive vertical mounting sip doh10-12ta negative doh10-12ta-p positive horizontal mounting sip vout(set) Q QQ Q 3.63v vin = 8.3-14vdc vout(set) 3.63v vin = 8.3-13.2vdc 0.75 ~ 5.0vdc 0a 10a 93% fig. 1 table 1 vout(set) (v) rtrim (k ) 0.7525 open 1.2 22.46 1.5 13.05 1.8 9.024 2.5 5.009 3.3 3.122 5 1.472 ? ? ? ? ? ? = 1000 - 0.7525 - vout 10500 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 0.7525v to 5v 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 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)10-12t series point of load dc-dc converter mechanical drawing doh 10-12t 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 10-12ta 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 10-12t 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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