bruckewell technology corp., ltd. ms q 7434n dual n - channel 3 0 - v (d - s) mosfet these miniature surface mount mosfets utilize a high cell density trench process to provide low r ds (on) and to ensure minimal power loss and heat dissipation. typical applications are dc - dc converters and power ma nagement in portable and battery - powered products such as computers, printers, pcmcia cards, cellular and cordless telephones. key features: low rds(on) provides higher efficiency and extends battery life low thermal impedance copper leadframe soic - 8 saves board space fast switching speed high performance trench technology soic - 8pp absolute maximum ratings (tc=25? unless otherwise noted) parameter symbol value unit drain - source voltage vds 3 0 v gate - source voltage vgs ?0 v continuous drain current @ tc=25? id 24 a continuous drain current @ tc=70? id 20 a pulsed drain current idm 60 a continuous source current (diode conduction) is 2.9 a power dissipation (tc=25?) 5.0 w power dissipation (tc=100?) pd 3.2 w operating junction and stora ge temperature tj, tstg - 55~+150 ? notes a. surface mounted on 1 x 1 fr4 board. b. pulse width limited by maximum junction temperature thermal characteristics (tc=25? unless otherwise noted) parameter symbol value unit t <= 10 sec 25 maximum junction - to - ambi ent(rthja) steady state 65 ?/w
bruckewell technology corp., ltd. characteristics (tc=25?, unless otherwise specified) symbol test conditions min. typ. max. unit static characteristics vgs vgs = vds, id = 250 ua 1 - - v igss vds = 0 v, vgs = ? 20 v - - 100 na vds = 24 v, vgs = 0 v - - 1.00 ua idss vds = 24 v, vgs = 0 v, t j = 55oc - - 5 ua id(on) vds = 5 v, vgs = 4.5 v 3 0 - - a vgs = 10 v, id = 24 a - - 4.9 m rds(on) vgs = 4.5 v, id = 21 a - - 5.9 m gfs vd s = 15 v, id = 24 a - 90 - s vsd is = 23 a, vgs = 0 v - 0.7 - v dynamic characteristics qg - 25 - nc qgs - 6 - nc qgd vds=15v, vgs=4.5v, id=24 a - 9 - nc td(on) - 2 0 - ns tr - 13 - ns td(off) - 82 - ns tf vdd = 15 v, rl = 6 ? , id = 1 a, vgen = 10 v - 43 - ns notes a. pulse test: pw <= 300us duty cycle <= 2%. b. guaranteed by design, not subject to production testing.
bruckewell technology corp., ltd. recommended footprint
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