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| UTC34063 !"#$%&'()*+ ,-./0123+456789:; <89 1.5a =:; >UTC34063 =mnogpqmr 8 s tg 1.25vref *i v+ 40 v /j8vikl v i(comp) -0.3 +40 v :;c i v c(sw) 40 v :;cmni v e(sw) 40 v :;c mni v ce(sw) 40 v 45c i v c(dr) 40 v :;c i sw 1.5 a v+=5v,ta=0 +70 o i chg v cc =5 40v,t a =25 p 22 31 42 q a r i dischg v cc =5 40v,t a =25 p 140 190 260 q a 23s# v (osc) t a =25 p 0.5 v rtou/ k v7=v cc ,t a =25 p 5.2 6.1 7.5 [vwi v sense (c.l) i chg =i dischg ,t a =25 p 250 300 350 mv x6i 1 v ce(sat) 1i sw =1.0a,v c(dr) =v c(sw) 0.95 1.3 v x6i 2 v ce(sat) 2i sw =1.0a,v c(dr )=5.0v 0.45 0.7 v yz g i(dc) i sw =1.0a,v ce =5.0v,t a =25 p 50 180 ;^ i c(off) v ce =40v,t a =25 p 10 100 na {|i v th 1.21 1.24 1.29 v {|i=*d}f ~ v th v cc =3 40v 2.0 5.0 mv 8v? i bias v1=0v 50 400 na * i cc v cc =5 40v,ct=0.001 q f v7=v cc ,v5>v th ,2 ?c? 2.7 4.0 ma ? ?!7=*:; UTC34063 !??i*+23 +?+?? 6:;??c ??i*"#$%=&'()* 23=23ef? 3 ?=bc????? . :;??c?/j=kl 8v?6t23??=?? ? on ??t2389??=w,??? off t t on off vv vvv out f in max sat o ut + -- () vvv vv outfinmax in max sat +- - () () vv vv out f in max sat - - () on +t off ) max 1/f min 1/f min 1/f min ct 4 10 -5 t on(max) 4 10 -5 t on(max) 4 10 -5 t on(max) i pk ( switch) 2 i out(max) 2i tt t out max on off off ** () - 2i tt t out max on+ off off ** () sc v ipk(sense) /i pk(sense) vi pk(sense) /i pk(sense) v ipk(sense )/i pk(sense) l (min) vv i t in max sat pk switch on max () () () * - vv i t in max sat pk switch on max () () () * - vv i t in max sat pk switch on max () () () * - o itt 8v pk switch on off ripple p p () () *( ) * + - ? - it v out on ripple p p * () ? - it v out on ripple p p * () sat t on v f t off ct (3 ) !" #$%&' () *+,-./0' () 1 2! *+345678 !" # #90:; c <=> ' "?@ a* d <=> b c <= ad8ef a"?@ a0g c ( d <=>1hi@ a"*jklm?@ a* defgi hi0g`aj c de kl 300mv "* ^_ omno0p" ct (3 ) !" #qrst' *+uv' "u( 0 0.5 1.0 1.5 2.0 0 0.5 1.0 1.5 2.0 ic(a) vsat(v) () vin=5v pin7=v+ pin2,3,5=gnd ta=25 10 25 10 4 10 3 10 ct(pf) 10 100 1000 1 t on ,t off ( s) 1 10 100 ct(pf) f osc (khz) pin5=gnd ta=25 si=v+ vin=5v 5 10 4 10 3 10 10 2 0 10 20 30 40 50 0 1 2 3 v+(v) icc(ma) ct=0.001 f si=v+ pin2=gnd ta=25 0 0.5 1.0 1.5 2.0 0 0.5 1.0 1.5 2.0 ic(a) vsat(v) vin= 5v pin7=v+ pin2,3,5=gnd ta=25 -50 -25 0 25 50 75 100 125 0 0.2 0.4 0.6 0.8 ta( ) (2) (2) v+=5v isw=1a -50 -25 0 25 50 75 100 125 0.6 0.8 1.0 1.2 1.4 ta( ) (1) (1) v+=5v isw=1a -50 -25 0 25 50 75 100 125 1.4 1.8 2.2 2.6 3.0 ta( ) icc(ma) v+=5v ct=0.001 f -50 -25 0 25 50 75 100 125 5.2 5.6 6.0 6.4 6.8 ta( ) v+=5v -50 -25 0 25 50 75 100 125 1.22 1.24 1.26 1.28 1.30 ta( ) vin(v) v+=5v 1 8 2 7 65 3 4 vin 14v 0.22 rsc 180 100 h d1(sbd) r1 48k 150 f 1500pf 100 f v0=30v 1 8 2 7 65 3 4 vin 25v 0.33 rsc 100 h 470 f 470pf 100 f v0=5.0v r2 3.6k 220 h d1(sbd) r1 1.2k 1 2 1 8 2 7 65 3 4 vin rsc l c0 ct vout d1(sbd) tr r2 r1 1 8 2 7 65 3 4 vin rsc c0 ct vout d1(sbd) tr r1 r2 l 3 ( 4 ( 1 8 2 7 65 3 4 vin 5v rsc 0.24 ct vout=-12v d1(sbd) r1 8.2k r2 850 90 h 100 f 1000 f 5 1. 010 20 30 40 40 30 20 10 0 vout(v) vin(v) v0=30v i0=100ma ct=1500pf l=180 h ta=25 10 100 1000 1 20 25 30 35 vout(v) io(ma) vin=14v vo=30v ct=1500pf l=100 h ta=25 2. 0102030 40 0 1 2 3 4 5 6 vout(v) vin(v) vo=5v io=500ma ct=470pf l=220 h ta=25 1 10 100 1000 4 5 6 vout(v) io(ma) vo=5v vin=25v l=220 h ct=470pf ta=25 |
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