1 AM8958C analog power september, 2003 - rev. a preliminary publication order number: ds-am8958_f these miniature surface mount mosfets utilize high cell density process. low r ds(on) assures minimal power loss and conserves energy, making this device ideal for use in power management circuitry. typical applications are pwmdc-dc converters, power management in portable and battery-powered products such as computers, printers, battery charger, telecommunication power system, and telephones power system. v ds (v) r ds(on) m( ? )i d (a) 40 @ v gs = 4.5v 6.0 29 @ v gs = 10v 7.0 80 @ v gs = -4.5v -4.0 52 @ v gs = -10v -5.2 32 product summary -32 p & n-channel 32-v (d-s) mosfet ?low r ds(on) provides higher efficiency and extends battery life ? miniature so-8 surface mount package saves board space ? high power and current handling capability ? low side high current dc-dc converter applications notes a. surface mounted on 1? x 1? fr4 board. b. pulse width limited by maximum junction temperature 1 2 3 4 7 8 5 6 symbol n-channe l p-channe l units v ds 32 -32 v gs 20 20 t a =25 o c 7 -5.2 t a =70 o c 5.6 -6.8 i dm 20 -20 i s 1.3 -1.3 a t a =25 o c 2.1 2.1 t a =70 o c1.31.3 t j , t stg o c power dissipation a p d operating junction and storage temperature range w -55 to 150 continuous source current (diode conduction) a absolute maximum ratings (t a = 25 o c unless otherwise noted) parameter pulsed drain current b v gate-source voltage drain-source voltage continuous drain current a i d a symbol maximum units maximum junction-to-case a t <= 5 sec r jc 40 o c/w maximum junction-to-ambient a t <= 5 sec r ja 60 o c/w thermal resistance ratings parameter
2 AM8958C analog power september, 2003 - rev. a preliminary publication order number: ds-am8958_f notes a. pulse test: pw <= 3 00us duty cycle <= 2%. b. guaranteed by design, not subject to production testing. analog power (apl) reserves the right to make changes without further notic e to any products herein. apl makes no warranty, representation or guarantee regarding the suitability of its products for any particular purpose, nor does apl assume any liability arising ou t of the application or use of any product or circuit, and specifically disclaims any and all liability, including without limitation special, conseque ntial or incidental damages. ?typical? parameters which may be provided in apl data sheet s and/or specifications can a nd do vary in different appli cations and actual performance may vary over time. all operating parameters , including ?typicals? must be validated for each customer appl ication by customer?s technical experts. apl does not convey any license under its patent rights nor the rights of others. apl products are not designed, intended, or authorized for use as components in systems intended for surgical implant into the body, or other applications int ended to support or sustain life, or for any other application in which the failure of the apl product could create a situation where personal inju ry or death may occur. should buyer purchase or use apl products for any such uninte nded or unauthorized application, buyer shall indemnify and hold a pl and its officers, employees, subsidiari es, affiliates, and distributors harmless against all claims, costs, damages, and expenses, and reasonable attorney fees arising out of, directly or indirect ly, any claim of personal injury or death associated with such unintended or unauthori zed use, even if such claim alleges that apl was negligent regarding the design or m anufacture of the part. apl is an equal opportunity/affirmative action employer. ch m in typ max v gs = v ds , i d = 250 u a n1 v gs = v ds , i d = -250 ua p-1.0 v gs = -20 v, v ds = 0 v p100 v gs = 20 v, v ds = 0 v n100 v ds = -24 v, v gs = 0 v p-1 v ds = 24 v, v gs = 0 v n1 v ds = 5 v, v gs = 10 v n20 v ds = -5 v, v gs = -10 v p-20 vgs = 10 v, i d = 6.9 a 31 vgs = 4.5 v, i d = 6 a 40 vgs = -10 v, i d = -5.2 a 52 vgs = -4.5 v , i d = -4.2 a 80 v ds = 15 v, i d = 6.9 a n 25 v ds = -15 v, i d = -5.2 a p10 n4.0 p10 n1.1 p2.2 n1.4 p1.7 n 8 p 10 n 5 p 2 . 8 n23 p53.6 n3 p46 gate-source charge q gs gate-drain charge q gd dynamic turn-on delay time rise time ns n-chaneel v dd =15v, v gs =10v, i d =1a , r gen =6 ? , p-channel v dd =-15v, v gs =-10v, i d =-1a r gen =6 ? fall-time t f turn-off delay time t d(on) t r t d(off) m ? drain-source on-resistance a r ds(on) n p on-state drain current a i d(on) a unit gate-body leakage i gss ua i dss zero gate voltage drain current specifications (t a = 25 o c unless otherwise noted) na static test conditions v symbol parameter gate-threshold voltage v gs(th) limits forward tranconductance a g fs s total gate charge q g n-channel v ds =15v, v gs =10v, i d =6.9a p-channel v ds =-15v, v gs =-10v, i d =-5.2a nc
3 AM8958C analog power september, 2003 - rev. a preliminary publication order number: ds-am8958_f 0 5 10 15 20 25 30 00.511.522.5 vds, drain-source voltage (v) id, drain current (a) 5.0v vgs = 10v 6.0v 3.0v 4.0v 0 5 10 15 20 25 30 0.5 1.5 2.5 3.5 4.5 vgs, gate to source voltage (v) id, drain current (a) ta = -55 o c 25 o c 125 o c vds = 5v 0.5 1 1.5 2 2.5 0 5 10 15 20 25 30 id, drain current (a) rds(on), normalized drain-source on-resistanc e 4.5v 6.0v 10v 0 300 600 900 1200 1500 0 5 10 15 20 25 30 v ds , drain to source voltage (v) capacitance (pf) c iss c rss c oss f = 1mhz v gs = 0 v typical electrical characteristics (n-channel) 0 2 4 6 8 10 03691215 qg, gate charge (nc) vgs, gate-source voltage (v) id = 7a 15v 0.6 0.8 1. 0 1. 2 1. 4 1. 6 -50-25 0 2550 75100125150 t j C juncation temp erature ( ) normalized r ds (on) v gs = 10v i d = 7a figure 1. on-region characteristics figure 2. body diode forward voltage variation with source current and temperature figure 6. on-resistance variation with temperature figure 5. gate charge characteristics figure 4. capacitance characteristics figure 3. on resistance vs vgs voltage
4 AM8958C analog power september, 2003 - rev. a preliminary publication order number: ds-am8958_f 0.0001 0.001 0.01 0.1 1 10 100 0 0.2 0.4 0.6 0.8 1 1.2 1.4 vsd, body diode forward voltage (v) is, reverse drain current (a ) ta = 125 o c 25 o c vgs = 0v 0 0.02 0.04 0.06 0.08 0.1 246810 vgs, gate to source voltage (v) rds(on), on-resistance (ohm ) id = 7 a ta = 25 o c 1 1.2 1.4 1.6 1.8 2 2.2 -50 -25 0 25 50 75 100 125 150 175 ta, ambient temperature (oc) -vth, gate-source thresthol d voltage (v) vds = vgs id = -250ma 0 10 20 30 40 50 0.001 0.01 0.1 1 10 100 t1, time (sec) p(pk), peak transient power (w) single pulse rqja = 125oc/w ta = 25oc 0.001 0.01 0.1 1 0.0001 0.001 0.01 0.1 1 10 100 1000 t1, tim e (s e c ) single p ulse 0.01 0.02 0.0 0.1 0.2 d = 0.5 rqj a (t) = r(t) + rqja rqja = 125 o c/w t j - t a = p * r q j a(t) duty cycle, d = t1 / t2 p(pk) t1 t2 typical electrical characteristics (n-channel) figure 11. transient thermal response curve figure 10. single pulse maximum power dissipation figure 9. vth gate to source voltage vs temperature figure 7. transfer characteristics figure 8. on-resistance with ga te to source voltage normalized thermal transien t junction to ambient
5 AM8958C analog power september, 2003 - rev. a preliminary publication order number: ds-am8958_f 0 10 20 30 0123456 -vds, drain to source voltage (v) -id, drain current (a) vgs = -10v -3.0v -4.0v -5.0v -6.0v 0 3 6 9 12 15 11.522.533.544.5 -vgs, gate to source voltage (v) -id, drain current (a) ta = -55 o c 25 o c 125 o c vds = -5v 0.8 1 1.2 1.4 1.6 1.8 2 0 6 12 18 24 30 -id, drain current (a) rds(on), normalized drain-source on-resistanc e -4.5v -6.0v -10v 0 100 200 300 400 500 600 700 800 0 5 10 15 20 25 30 -vds, drain to source voltage (v) capacitance (pf) ciss coss crss f = 1 mhz vgs = 0 v 0 2 4 6 8 10 0246810 qg, gate charge (nc) -vgs, gate-source voltage (v ) id = -5.7a -15v 0.6 0.8 1.0 1.2 1.4 1.6 -50 -25 0 25 50 75 100 125 150 tj juncation temperature (c) normalized rds(on) vgs = 10v id = 5.7a typical electrical characteristics (p-channel) figure 1. on-region characteristics figure 2. body diode forward voltage variation with source current and temperature figure 3. on resistance vs vgs voltage figure 4. capacitance characteristics figure 5. gate charge characteristics figure 6. on-resistance variation with temperature
6 AM8958C analog power september, 2003 - rev. a preliminary publication order number: ds-am8958_f 0.0001 0.001 0.01 0.1 1 10 100 00.20.40.60.811.21.4 -vsd, body diode forward voltage (v) -is, reverse drain current (a ) vgs =0v ta = 125 o c 25 o c 0 0.05 0.1 0.15 0.2 0.25 246810 -vgs, gate to source voltage (v) rds(on), on-resistance (ohm) id = -5.7a ta = 25 o c 1 1.2 1.4 1.6 1.8 2 2.2 -50 -25 0 25 50 75 100 125 150 175 ta, ambient temperature ( o c) -vth, gate-source thresthold voltage (v) vds = vgs id = -250ma 0 10 20 30 40 50 0.001 0.01 0.1 1 10 100 1000 t1, time (sec) p(pk), peak transient power (w ) single pulse rqja = 125c/w ta = 25c 0.001 0.01 0.1 1 0.0001 0.001 0.01 0.1 1 10 100 1000 t1 , tim e (s ec) rqja(t) = r(t) + rqja rqja = 125 o c/w tj - ta = p * rq ja(t) duty cycle, d = t1 / t2 p (p k ) t1 t2 single puls e 0.01 0.02 0.05 0.1 0.2 d = 0.5 typical electrical characteristics (p-channel) figure 7. transfer characteristics figure 8. on-resistance with ga te to source voltage figure 9. vth gate to source voltage vs temperature figure 10. single pu lse maximum power dissipation normalized thermal transien t junction to ambient figure 11. transient thermal response curve
7 AM8958C analog power september, 2003 - rev. a preliminary publication order number: ds-am8958_f package information so-8: 8lead h x 45
8 AM8958C analog power september, 2003 - rev. a preliminary publication order number: ds-am8958_f ordering information ? AM8958C-t1-xx ?a: analog power ? m: mosfet ? 8958: part number ? c: complementary ? t1: tape & reel ? xx: blank: standard pf: leadfree
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