1.5v drive pch mosfet RT1A045AP ? structure ? dimensions (unit : mm) silicon p-channel mosfet ? features 1) low on-resistance. 2) small high power package. 3) low voltage drive.(1.5v) ? application switching ? packaging specifications ? inner circuit package taping code t r basic ordering unit (pieces) 3000 RT1A045AP ? ? absolute maximum ratings (ta = 25 ? c) symbol limits unit drain-source voltage v dss ? 12 v gate-source voltage v gss 0 to ? 8v continuous i d ? 4.5 a pulsed i dp ? 18 a continuous i s ? 1a pulsed i sp ? 18 a power dissipation p d 1.25 w channel temperature tch 150 ? c range of storage temperature tstg ? 55 to ? 150 ? c *1 pw ? 10 ? s, duty cycle ? 1% *2 mounted on a ceramic board. ? thermal resistance symbol limits unit channel to ambient rth (ch-a) 100 ? c / w *mounted on a ceramic board. parameter type source current (body diode) drain current parameter ?1 (8) (7) (1) (2) ?2 (6) (5) (3) (4) tsst8 (1) (2) (3) (4) (8) (7) (6) (5) * (1) drain (2) drain (3) drain (4) gate (5) source (6) drain (7) drain (8) drain ? 1 esd protection diode ? 2 body diode *2 *1 abbreviated symbol : sc *1 1/6 2011.02 - rev.a data sheet www.rohm.com ? 2011 rohm co., ltd. all rights reserved.
RT1A045AP ? electrical characteristics (ta = 25 ? c) symbol min. typ. max. unit gate-source leakage i gss -- ? 10 ? av gs = ? 8v, v ds =0v drain-source breakdown voltage v (br)dss ? 12 - - v i d = ? 1ma, v gs =0v zero gate voltage drain current i dss -- ? 10 ? av ds = ? 12v, v gs =0v gate threshold voltage v gs (th) ? 0.3 - ? 1.0 v v ds = ? 6v, i d = ? 1ma -2230 i d = ? 4.5a, v gs = ? 4.5v -2839 i d = ? 2.2a, v gs = ? 2.5v -3857 i d = ? 2.2a, v gs = ? 1.8v - 50 100 i d = ? 0.9a, v gs = ? 1.5v forward transfer admittance l y fs l 5.5 - - s i d = ? 4.5a, v ds = ? 6v input capacitance c iss - 4200 - pf v ds = ? 6v output capacitance c oss - 350 - pf v gs =0v reverse transfer capacitance c rss - 330 - pf f=1mhz turn-on delay time t d(on) - 16 - ns i d = ? 2.2a, v dd ? 6v rise time t r - 60 - ns v gs = ? 4.5v turn-off delay time t d(off) - 400 - ns r l =2.7? fall time t f - 150 - ns r g =10 ? total gate charge q g - 40 - nc i d = ? 4.5a gate-source charge q gs tr 6.5 - nc v dd ? 6v gate-drain charge q gd 3000 6.0 - nc v gs = ? 4.5v *pulsed ? body diode characteristics (source-drain) (ta = 25 ? c) symbol min. typ. max. unit forward voltage v sd -- ? 1.2 v i s = ? 4.5a, v gs =0v *pulsed conditions conditions m ? parameter parameter static drain-source on-state resistance r ds (on) * * * * * * * * * * 2/6 2011.02 - rev.a www.rohm.com ? 2011 rohm co., ltd. all rights reserved. data sheet
RT1A045AP ? electrical characteristic curves (ta=25 ? c) 0 0.5 1 1.5 2 2.5 3 3.5 4 4.5 0 0.2 0.4 0.6 0.8 1 t a =25 c pulsed v gs = - 1.8v v gs = - 1.2v v gs = - 1.0v v gs = - 4.5v v gs = - 4.0v v gs = - 2.5v v gs = - 2.0v v gs = - 1.5v fig.1 typical output characteristics( ) drain current : - i d [a] drain - source voltage : - v ds [v] 0 0.5 1 1.5 2 2.5 3 3.5 4 4.5 0 2 4 6 8 10 v gs = - 1.0v v gs = - 4.5v v gs = - 4.0v v gs = - 2.5v v gs = - 1.2v v gs = - 2.0v v gs = - 1.8v v gs = - 1.5v t a =25 c pulsed fig.2 typical output characteristics( ) drain - source voltage : - v ds [v] drain current : - i d [a] 0.001 0.01 0.1 1 10 0 0.5 1 1.5 2 v ds = - 6 v pulsed t a =125 c t a =75 c t a =25 c t a = - 25 c fig.3 typical transfer characteristics drain current : - i d [a] gate - source voltage : - v gs [v] 10 100 0.1 1 10 v gs = - 1.5v v gs = - 1.8v v gs = - 2.5v v gs = - 4.5v t a =25 c pulsed fig.4 static drain - source on - state resistance vs. drain current( ) drain - current : - i d [a] static drain - source on - state resistance : r ds ( on )[m ? ] 10 100 0.1 1 10 v gs = - 4.5v pulsed t a =125 c t a =75 c t a =25 c t a = - 25 c fig.5 static drain - source on - state resistance vs. drain current( ) drain - current : - i d [a] static drain - source on - state resistance : r ds ( on )[m ? ] 10 100 0.1 1 10 v gs = - 2.5v pulsed t a =125 c t a =75 c t a =25 c t a = - 25 c fig.6 static drain - source on - state resistance vs. drain current( ) drain - current : - i d [a] static drain - source on - state resistance : r ds ( on )[m ? ] 3/6 2011.02 - rev.a www.rohm.com ? 2011 rohm co., ltd. all rights reserved. data sheet
RT1A045AP 10 100 0.1 1 10 v gs = - 1.8v pulsed t a =125 c t a =75 c t a =25 c t a = - 25 c fig.7 static drain - source on - state resistance vs. drain current( ) drain - current : - i d [a] static drain - source on - state resistance : r ds ( on )[m ? ] 10 100 0.1 1 10 v gs = - 1.5v pulsed t a =125 c t a =75 c t a =25 c t a = - 25 c fig.8 static drain - source on - state resistance vs. drain current( ) drain - current : - i d [a] static drain - source on - state resistance : r ds ( on )[m ? ] 0.1 1 10 100 0.1 1 10 v ds = - 6v pulsed t a =125 c t a =75 c t a =25 c t a = - 25 c fig.9 forward transfer admittance vs. drain current forward transfer admittance : |yfs| [s] drain - current : - i d [a] 0.001 0.01 0.1 1 10 0 0.5 1 1.5 v gs =0v pulsed t a =125 c t a =75 c t a =25 c t a = - 25 c fig.10 reverse drain current vs. sourse - drain voltage reverse drain current : - i s [a] source - drain voltage : - v sd [v] 0 20 40 60 80 100 0 2 4 6 8 i d = - 4.5a t a =25 c pulsed i d = - 0.9a fig.11 static drain - source on - state resistance vs. gate source voltage static drain - source on - state resistance : r ds ( on )[m ? ] gate - source voltage : - v gs [v] 10 100 1000 0.01 0.1 1 10 100 t r t f t d(on) t d(off) ta=25 c v dd = - 6v v gs = - 4.5v r g =10 w pulsed fig.12 switching characteristics switching time : t [ns] drain - current : - i d [a] 4/6 2011.02 - rev.a www.rohm.com ? 2011 rohm co., ltd. all rights reserved. data sheet
RT1A045AP 0 1 2 3 4 5 0 5 10 15 20 25 30 35 40 45 50 t a =25 c v dd = - 6v i d = - 4.5a r g =10 w pulsed fig.13 dynamic input characteristics gate - source voltage : - v gs [v] total gate charge : qg [nc] 100 1000 10000 0.01 0.1 1 10 100 c oss c rss ta=25 c f=1mhz v gs =0v c iss drain - source voltage : - v ds [v] capacitance : c [pf] fig.14 typical capacitance vs. drain - source voltage 5/6 2011.02 - rev.a www.rohm.com ? 2011 rohm co., ltd. all rights reserved. data sheet
RT1A045AP ? measurement circuits ? notice this product might cause chip aging and breakdown under the large electrified environment. please consider to design e s protection circuit. v gs r g v ds d.u.t. i d r l v dd 90% 90% 90% 10% 10% 10% 50% 50% pulse width v gs v ds t on t off t r t d(on) t f t d(off) v g v gs charge q g q gs q gd v gs i g(const.) v d s d.u.t. i d r l v dd fig.1-1 switching time measurement circuit fig.1-2 switching waveforms fig.2-1 gate charge measurement circuit fig.2-2 gate charge waveform 6/6 2011.02 - rev.a www.rohm.com ? 2011 rohm co., ltd. all rights reserved. data sheet
r 1 120 a ww w .rohm.com ? 20 1 1 rohm co., ltd. all rights reserved. notice rohm customer support system http://ww w . r ohm.com/contact/ thank you for your accessing to rohm p r oduct informations. mo r e detail p r oduct informations and catalogs a r e available, please contact us. notes
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