hi-sincerity microelectronics corp. spec. no. : ic200806 issued date : 2008.07.07 revised date : page no. : 1/7 H34063Bp, H34063Bs hsmc product specification H34063Bp / H34063Bs 8-lead plastic dip-8 package code: p 8-lead plastic so-8 package code: s ? dc-to-dc converter int egrate circuit devices description the H34063B series is a monolithic control circ uit containing the primary functions required for dc-to-dc converters. these devices consist of an internal temperature compensated reference, comparator, controlled duty cycle o scillator with an active current limit circuit, driver and high current output switch. this series was specifically by avantics microelectronics corp. features ? 3v to 35v input voltage operation ? internal 1.2a peak current switch ? internal 1.8% reference ? low quiescent current at 1.6ma ? frequency operation from 100hz~100khz ? output voltage adjustable ? active current limiting ? step-up, step-down or inverting switching regulators pin connections pin1: switch collector (swc) pin5: comparator inverting input (fb) pin2: switch emitter (swe) pin6: voltage supply (vcc) pin3: timing capacitor (tc) pin7: ipk sense (ipk) 8 7 6 5 1 2 3 4 pin4: ground (gnd) pin8: volt age driver collector (drc) absolute mhium rating parameter symbol value unit power supply voltage v cc 35 v comparator input voltage range v ir -0.3~+35 v switch collector voltage v c(sw) 35 v switch emitter voltage v swe 35 v switch emitter to collector voltage v ce 35 v driver collector voltage v c(dr) 35 v switch current i sw 1.2 a dip-8 1.25 power dissipation at t j =20 o c p d so-8 0.625 w operating ambient te mperature range t opr 0~+70 o c storage temperature range t stg -65~+150 o c operating junction temperature t opj 120 o c thermal resistance junction-ambient ja 125 o c/w
hi-sincerity microelectronics corp. spec. no. : ic200806 issued date : 2008.07.07 revised date : page no. : 2/7 H34063Bp, H34063Bs hsmc product specification electrical characteristics (v cc =5v,t a =0~70 c, unless otherwise specified) parameter symbol test condition min. typ. mh. unit oscillator charging current i chg v cc =5~35v, ta=25 o c 10 25 42 ua discharge current i dischg v cc =5~35v, ta=25 o c 100 150 260 ua frequency f osc v pin5 =0, c t =1nf, ta=25 o c 27 37 47 khz discharge to charge current ratio i dischg /i chg v pin7 =v cc , ta=25 o c 5.2 6 7.5 current limit sense voltage v ipk i dischg =i chg , ta=25 o c 250 300 350 mv output switch saturation voltage, darlington connection v ce(sat) 1 i sw =1a, v c(sw) =v c(dr) - 1 1.3 v saturation voltage v ce(sat) 2 i sw =1a, i c(dr) =50ma - 0.4 0.7 v dc current gain h fe i sw =1a, v ce =5v 35 120 - collector off-state current i cc(off) v ce =35v, ta=25 o c - 10 100 ua comparator threshold voltage v fb 1.227 1.25 1.273 v threshold voltage line regulation v fb v cc =5~35v - 1.5 10 mv input bias current i ib v in =0v - 40 400 na total device supply current i cc v cc =5~35v, v pin7 =v cc , v pin5 > v fb , c t =0.001uf, pin7=gnd, remaining pins open - 1.6 4 ma block diagram sc pin1: 1.2a switch collecto r tc pin3: oscilletor timing capacito r gnd pin4: power gnd dri 1.25v reference voltage oscillator comparator + - ct ipk r q s 80 q2 q1 se pin2: darlington switch emitte r fb pin5: feedback comparator inverting input vcc pin6: power supply input pin8: driver collector ipk pin7: highside current sense input, vcc-vipk=300mv
hi-sincerity microelectronics corp. spec. no. : ic200806 issued date : 2008.07.07 revised date : page no. : 3/7 H34063Bp, H34063Bs hsmc product specification application information design formula table calculation step-down st ep-up voltage-inverting t on /t off (v out +v f )/(v in(min) -v sat -v out ) (v out +v f -v in(min) )/(v in(min) -v sat ) (|v out |+v f )/(v in(mh) -v sat ) (t on +t off ) mh 1/f min 1/f min 1/f min c t 4*10 -5 t on 4*10 -5 t on 4*10 -5 t on i c(sw) 2*i out(mh) 2*i out(mh) (t on +t off /t off ) 2*i out(mh) (t on +t off /t off ) r s 0.3/i c(sw) 0.3/i c(sw) 0.3/i c(sw) l (min) (v in(min) -v sat /i pk(sw) )*t on(mh) (v in(min) -v sat /i pk(sw) )*t on(mh) (v in(min) -v sat /i pk(sw) )*t on(mh) c o (i pk(sw) *(t on +t off ))/(8*v ripple(p-p) ) i out *t on /v ripple(p-p) i out *t on /v ripple(p-p) v sat : saturation voltage of the output switch. v f : forward voltage drop of the ringback rectifier. the following power supply characteristics must be chosen: v in : nominal input voltage. v out : desired output voltage. |v out |=1.25*(1+r b /r a ) i out : desired output current f min : minimum desired output switching frequency at the selected values for vin and iout. v ripple(p-p) : desired peak to peak output ripple voltage in practice, the ca lculated value will need to be increased due to the capacitor equivalent series resistance and board layout. the ripple voltage shou ld be kept to a low value since it will directly effect t he line and load regulation.
hi-sincerity microelectronics corp. spec. no. : ic200806 issued date : 2008.07.07 revised date : page no. : 4/7 H34063Bp, H34063Bs hsmc product specification characteristics curve reference voltage vs temperature 1.230 1.235 1.240 1.245 1.250 1.255 1.260 -50 -25 0 25 50 75 100 125 150 tj vrefv vcc=5v current sense voltage vs temperature 150 200 250 300 350 400 450 500 550 -60 -40 -20 0 20 40 60 80 100 120 140 ta( ) vipk(sense)(v) vcc=5.0v ichg=idischg standby supply current vs supply voltage 0.0 0.4 0.8 1.2 1.6 2.0 2.4 0 5 10 15 20 25 30 35 40 vcc(v) ct=1.0nf pin7=vcc pin2=gnd icc(ma) vce(sat) vs emitter current 0.0 0.2 0.4 0.6 0.8 1.0 1.2 1.4 0 400 800 1200 ic(ma) vce(sat) vcc=5v pin7=vcc pin2,3,5=gnd ta=25 emitter follower configuration output saturation voltage vs emitter current 1.0 1.1 1.2 1.3 1.4 1.5 1.6 0 0.2 0.4 0.6 0.8 1 1.2 1.4 ie(a) vcc=5.0v pins1,7,8=vc c pin3,5=gnd ta=25 vce(sat)(v) output switch on-off time vs oscillator timing capacitor 0 100 200 300 400 500 600 700 0.01 0.1 1 10 ct(nf) t on t o n ,to ff( s ) t off vcc=5v pin7=vcc pin5=gnd ta=25
hi-sincerity microelectronics corp. spec. no. : ic200806 issued date : 2008.07.07 revised date : page no. : 5/7 H34063Bp, H34063Bs hsmc product specification application information (continuos) fig.2 step-up converter fig.3 step-up converter with external npn switch fig.4 step-down converter 1 8 2 3 4 5 6 7 1 8 2 3 4 5 6 7 c 1 100uf v in line regulation: 40mv (v in =10v~20v, @i o =500ma) load regulation: 5mv (v in =15v, @i o =10ma~500ma) short circuit current: 1.3a (v in =15v, @r l =0.1 1 8 2 3 4 5 6 7 H34063B v out 5v / 500ma r sc 0.25 l 1 r b r a 3.6k c t 470pf d 1 h1n5819 200uh c out 470uf 1.2k c out v out v in r 2 q 1 l 1 d 1 c t H34063B r sc c 1 r a r 1 r b line regulation: 100mv (v in =8v~16v, @i o =200ma) load regulation: 5mv (v in =12v, @i o =80ma~200ma) 47k c1 100uf r sc 0.22 r a 2.2k v in c t 680pf H34063B l 1 d 1 200uh h1n5819 r b c out 220uf r 1 150 v out 28v / 200ma
hi-sincerity microelectronics corp. spec. no. : ic200806 issued date : 2008.07.07 revised date : page no. : 6/7 H34063Bp, H34063Bs hsmc product specification fig.5 step-down converter with external pnp satu ration switch fig.6 voltage inverting converter fig.7 voltage inverting converter with external pnp saturation switch 1 8 2 3 4 5 6 7 d 1 c 1 r a r b c out c t 1 8 2 3 4 5 6 7 d 1 H34063B r sc 0.25 h1n5819 c out 470uf l 1 100uh c t 680pf c 1 100uf r b 8.2k r a 953 v in line regulation: 20mv (v in =4.5v~6v, @i o =100ma) load regulation: 100mv (v in =5v, @i o =10ma~100ma) 1 8 2 3 4 5 6 7 q 1 v in c 1 r b r a r sc c t H34063B r 1 r 2 d 1 l 1 v out c out 4.5v-6v v out -12v / 100ma r 2 r 1 q 1 H34063B v out v in r sc l 1
hi-sincerity microelectronics corp. spec. no. : ic200806 issued date : 2008.07.07 revised date : page no. : 7/7 H34063Bp, H34063Bs hsmc product specification dip-8 dimension a b 87 65 432 1 h i f g j k m l 1 e d c dim min. max. a 6.29 6.40 b 9.22 9.32 c - *1.52 d - *1.27 e - *0.99 f 3.25 3.35 g 3.17 3.55 h 0.38 0.53 i 2.28 2.79 j 7.49 7.74 k - *3.00 l 8.56 8.81 m 0.229 0.381 1 marking: pin style: 1.swc 2.swe 3.tc 4.gnd 5.fb 6.vcc 7.ipk 8.drc material: ? lead solder plating: pure-tin (pb-free) 94 o 97 o *: typical, unit: mm ? mold com p ound: e p ox y resin famil y, 8-lead dip-8 plastic package avantics package code: p so-8 dimension a b f c d e g part a i h j k o m l n part a 234 5 6 7 8 pin1 index dim min. max. a 4.85 5.10 b 3.85 3.95 c 5.80 6.20 d 1.22 1.32 e 0.37 0.47 f 3.74 3.88 g 1.45 1.65 h 4.80 5.10 i 0.05 0.20 j 0.30 0.70 k 0.19 0.25 l 0.37 0.52 m 0.23 0.28 n 0.08 0.13 o 0.00 0.15 *: typical, unit: mm marking: date code control code pin 1 index hs 340 63b pb free mark pb-free: " . " (note) normal: none pin style: 1.swc 2.swe 3.tc 4.gnd 5.fb 6.vcc 7.ipk 8.drc material: ? lead solder plating: pure-tin (pb-free) ? mold compound: epoxy resin family, flammability solid bu rning class: ul94v-0 8-lead so-8 plastic surface mounted package avantics package code: s important notice: ? all rights are reserved. reproduction in whole or in part is prohibited without the prior written approval of hsmc. ? hsmc reserves the right to make changes to its products without notice. ? hsmc semiconductor products are not warranted to be suitable for use in life-support applications, or systems. ? hsmc assumes no liability for any consequence of customer prod uct design, infringement of paten ts, or application assistance. head office and factory: ? head office (hi-sincerity microelectronics corp.): 10f.,no. 61, sec. 2, chung-shan n. rd. taipei taiwan r.o.c. tel: 886-2-25212056 fh: 886-2-25632712, 25368454
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