weitron http://www.weitron.com.tw so t -23 1 2 3 rev.b 24-aug-09 1/6 drain current 2.3 amperes drain souce voltage 20 voltage featu r es: *super high dense cell design for low r ds(on) r ds(on) <60m @v gs =4.5v *rugged and reliable *simple drive requirement *sot-23 package maximum ratings ( t a = 2 5 u n l e s s o t h e r w i s e s p e c i f i e d ) rating symbo l v alue unit drain-source voltage v d s 20 v gate-source voltage v g s 8 continuous drain current 3 (t a 2.3 i d pulsed drain current 1 , 2 i d m 8 a a total power dissipation (t a =2 5 ) p d 0.9 w maximum junction-ambient 3 r ja 145 c c c / w operating junction and storage temperature range t j , t s t g -55~+150 n-channel enhancement mode power mosfet device marking wtc2302 = n02 w tc2302 1 2 3 g a te source drain lead(pb)-free p b
wt c 2302 weitron http://www.weitr o n .c o m.tw electrical characteristics (t a = 2 5 u n less o t he r wise n o t ed) cha r a c t e r i st i c symbol m i n t yp m ax un i t s t atic drain-source breakdown voltage v g s = 0 , i d =-10a v (br)dss 20 - - gate-source threshold voltage v d s = v g s , i d =250 a v g s(th) 0.6 - 1.2 v g a te-source l e a k a g e c u rrent v g s = 8 v i g s s - - 100 na - - -1 d r ain - sou r ce leakage cu r r e nt(t j =25 ) v d s =9.6v,v g s =0 i d s s a drain-source on-resistance v g s =4.5v,i d =2.8a v g s =2.5v,i d =2.0a r ds(o n ) - - 40 50 60 115 m forward transconductance v d s = 5 v , i d =4.0a g f s - 6.5 - s dynamic in p ut capac i tanc e v g s =0 v , v d s =6v,f=1.0mhz v g s =0 v , v d s =6v,f=1.0mhz v g s =0 v , v d s =6v,f=1.0mhz c i s s - 427.12 - out p ut capac i tanc e c o s s - 80.56 - rev e r se t r ansf e r capac i tanc e c r s s - 57 - pf 2/6 rev.b 24-aug-09
wtc2302 switching t u rn-on de l a y t ime 2 v dd =6v,v gen =4.5v,i d =1.0a,r l =6 ,r g =6 v dd =6v,v gen =4.5v,i d =1.0a,r l =6 ,r g =6 v dd =6v,v gen =4.5v,i d =1.0a,r l =6 ,r g =6 v dd =6v,v gen =4.5v,i d =1.0a,r l =6 ,r g =6 t d ( on) - 6.16 - r ise ti m e t r - 7.56 - t u rn-o f f de l a y t ime t d (off ) - 16.61 - fall t i me t f - 4.07 - ns total gate charge 2 v d s =6v,v g s =4.5 v , i d =2.8a v d s =6v,v g s =4.5 v , i d =2.8a v d s =6v,v g s =4.5 v , i d =2.8a q g - 3.69 - g a te-source c h a r ge q g s - 0.7 - g a te-drain c h a nge q g d - 1.06 - nc sou r ce-drain diode characteristics forward on voltage 2 v gs =0 v , i s =-1.6a v sd - - 1 . 2 v a continuous source current(body diode) i s - 1.6 - note: 1. p ulse width limited b y max, junction temperature. 2. p u l se width Q 300s, dut y cycle Q 2%. 3. s u r face mounted on 1 in 2 c o ppe r pad of fr4 boa r d; 270/w wh e n mounted on min, copper pad. 3/6 rev.b 24-aug-09 weitron http://www.weitron.com.tw
weitron http://www.weitron.com.tw wtc2302 4/6 rev.b 24-aug-08 figure 1. t ransfer characteristics figure 2. on?region characteristics figure 3. on?resistance versus drain current figure 4. on-resistance vs. gate-to-source voltage typical electrical characteri s tics 0 2 4 6 8 1 0 1 2 1 4 1 6 0 0 . 5 1 1 . 5 2 2 . 5 v g s , g a t e - t o - s o u r c e v o l t a g e ( v ) i d d r a i n c u r r e n t ( a ) v d s = 5 v 2 5 c 0 2 4 6 8 1 0 1 2 1 4 1 6 1 8 2 0 0 0 . 5 1 1 . 5 2 2 . 5 3 3 . 5 4 4 . 5 5 v d s , d r a i n - t o - s o u r c e v o l t a g e ( v ) i d , d r a i n c u r r e n t ( a ) 2 5 c v gs = 2 . 5 v v g s = 2 v v gs = 1 . 5 v 0 5 0 1 0 0 1 5 0 2 0 0 2 5 0 3 0 0 3 5 0 4 0 0 4 5 0 5 0 0 0 1 2 3 4 5 6 7 8 i d - d r a i n c u r r e n t ( a ) r d s ( o n ) - o n - r e s i s t a n c e ( m r ) v g s = 1 . 8 v v g s =2 . 5 v v g s = 4 . 5 v 0 5 0 1 0 0 1 5 0 2 0 0 2 5 0 3 0 0 3 5 0 0 1 2 3 4 5 6 7 8 v g s - g a t e - t o - s o u r c e v o l t a g e ( v ) r d s - o n - r e s i s t a n c e ( m r ) i d = 3 . 5 a
weitron http://ww w .weit r on.com.tw w tc2 302 5/6 rev.b 24-aug-09 typical electrical characteristics figure 5. gate charge figure 6. capacitance figure 7. on-resistance vs.junction temperature figure 8. vth vs.junction temperature 0 2 4 6 8 1 0 1 2 0 2 4 6 8 1 0 1 2 q g s ( n c ) v g s ( v ) 0 1 0 0 2 0 0 3 0 0 4 0 0 5 0 0 6 0 0 7 0 0 0 1 2 3 4 5 6 v d s c a p a c i t a n c e cis s cos s crs s 0 1 0 2 0 3 0 4 0 5 0 6 0 7 0 - 5 0 0 5 0 1 0 0 1 5 0 t e m p ( o c ) r d s ( o n ) ( m r ) vgs=4.5v id=2a 0 0. 2 0. 4 0. 6 0. 8 1 1. 2 - 5 0 0 5 0 1 0 0 1 5 0 t e m p ( o c ) v g s ( t h ) ( v ) id=250u a
weitron http://ww w .weit r on.com.tw wt c2302 dim a b c d e g h j k l m min 0.35 1.19 2.10 0.85 0.46 1.70 2.70 0.01 0.89 0.30 0.076 max 0.51 1.40 3.00 1.05 1.00 2.10 3.10 0.13 1.10 0.61 0.25 so t -23 outline dimension 6/6 rev.b 24-aug-09 a b d e g m l h j t o p view k c so t -23
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