symbol v ds v gs i dm t j , t stg symbol ty p max 300 360 340 425 r jl 280 320 junction and storage temperature range a p d c 0.35 0.22 -55 to 150 t a =70c i d 1.7 1.3 10 pulsed drain current b power dissipation a t a =25c continuous drain current a maximum units parameter t a =25c t a =70c absolute maximum ratings t a =25c unless otherwise noted v v 12 gate-source voltage drain-source voltage 30 c/w maximum junction-to-ambient a steady-state c/w w maximum junction-to-lead c steady-state c/w thermal characteristics parameter units maximum junction-to-ambient a t 10s r ja AO7400 features v ds (v) = 30v i d = 1.7 a r ds(on) < 85m ? (v gs = 10v) r ds(on) < 100m ? (v gs = 4.5v) r ds(on) < 140m ? (v gs = 2.5v) the AO7400 uses advanced trench technology to provide excellent r ds(on) , low gate charge and operation with gate voltages as low as 2.5v, in the small sot323 footprint. it can be used for a wide variety of applications, including load switching, low current inverters and low current dc-dc converters. g d s s g d sc-70 (sot-323) top view general description effect transistor n-channel enhancement mode field www.freescale.net.cn 1 / 6
AO7400 symbol min typ max units bv dss 30 v 1 t j =55c 5 i gss 100 na v gs(th) 0.6 1 1.4 v i d(on) 10 a 70 85 t j =125c 100 125 81 100 m ? 114 140 m ? g fs 4s v sd 0.81 1 v i s 0.5 a c iss 390 pf c oss 54.5 pf c rss 41 pf r g 3 ? q g 4.82 nc q gs 0.62 nc q gd 1.58 nc t d(on) 2.5 ns t r 2.3 ns t d(off) 22 ns t f 3ns t rr 10 ns q rr 3.6 nc body diode reverse recovery time body diode reverse recovery charge i f =1.7a, di/dt=100a/ s drain-source breakdown voltage on state drain current i d =250 a, v gs =0v v gs =2.5v, i d =1a v gs =4.5v, v ds =5v v gs =10v, i d =1.5a reverse transfer capacitance electrical characteristics (t j =25c unless otherwise noted) static parameters parameter conditions i dss a gate threshold voltage v ds =v gs i d =250 a v ds =24v, v gs =0v v ds =0v, v gs =12v zero gate voltage drain current gate-body leakage current r ds(on) static drain-source on-resistance forward transconductance diode forward voltage m ? v gs =4.5v, i d =1.5a i s =1a,v gs =0v v ds =5v, i d =1.5a i f =1.7a, di/dt=100a/ s v gs =0v, v ds =15v, f=1mhz switching parameters total gate charge v gs =4.5v, v ds =15v, i d =1.7a gate source charge gate drain charge turn-on rise time turn-off delaytime v gs =10v, v ds =15v, r l =10.0 ? , r gen =3 ? gate resistance v gs =0v, v ds =0v, f=1mhz turn-off fall time maximum body-diode continuous current input capacitance output capacitance turn-on delaytime dynamic parameters a: the value of r ja is measured with the device mounted on 1in 2 fr-4 board with 2oz. copper, in a still air environment with t a =25c. the value in any a given application depends on the user's specific board design. the current rating is based on the t 10s thermal resistance rating. b: repetitive rating, pulse width limited by junction temperature. c. the r ja is the sum of the thermal impedence from junction to lead r jl and lead to ambient. d. the static characteristics in figures 1 to 6,12,14 are obtained using 80 s pulses, duty cycle 0.5% max. e. these tests are performed with the device mounted on 1 in 2 fr-4 board with 2oz. copper, in a still air environment with t a =25c. the soa curve provides a single pulse rating. www.freescale.net.cn 2 / 6
AO7400 typical electrical and thermal characteristics 0 2 4 6 8 10 012345 v ds (volts) fig 1: on-region characteristics i d (a) v gs =2v 2.5v 3v 4.5v 10v 0 2 4 6 8 10 0 0.5 1 1.5 2 2.5 3 3.5 v gs (volts) figure 2: transfer characteristics i d (a) 50 75 100 125 150 175 200 0246810 i d (a) figure 3: on-resistance vs. drain current and gat e voltage r ds(on) (m ? ) 1.0e-05 1.0e-04 1.0e-03 1.0e-02 1.0e-01 1.0e+00 1.0e+01 0.0 0.2 0.4 0.6 0.8 1.0 1.2 v sd (volts) figure 6: body-diode characteristics i s (a) 25c 125c 0.8 1 1.2 1.4 1.6 0 25 50 75 100 125 150 175 temperature (c) figure 4: on-resistance vs. junction temperature normalized on-resistance v gs =2.5v v gs =10v v gs =4.5v 50 100 150 200 0246810 v gs (volts) figure 5: on-resistance vs. gate-source voltage r ds(on) (m ? ) 25c 125c v ds =5v v gs =2.5v v gs =4.5 v v gs =10 v i d =1a 25c 125c i d =1a www.freescale.net.cn 3 / 6
AO7400 typical electrical and thermal characteristics 0 1 2 3 4 5 0123456 q g (nc) figure 7: gate-charge characteristics v gs (volts) 0 100 200 300 400 500 600 0 5 10 15 20 25 30 v ds (volts) figure 8: capacitance characteristics capacitance (pf) c iss 0 2 4 6 8 10 12 14 0.001 0.01 0.1 1 10 100 1000 pulse width (s) figure 10: single pulse power rating junction-to- ambient (note e) power (w) 0.01 0.1 1 10 0.00001 0.0001 0.001 0.01 0.1 1 10 100 1000 pulse width (s) figure 11: normalized maximum transient thermal impedance z t ja normalized transient thermal resistance c oss c r ss 0.01 0.1 1 10 100 0.1 1 10 100 v ds (volts) i d (amps) figure 9: maximum forward biased safe operating area (note e) 100 p s 1 0 m s 1ms 0.1s 1s 10s dc r ds(on) limite d t j(max) =150c t a =25c v ds =15v i d =1.7a single pulse d=t o n / t t j,pk =t a +p dm .z t ja .r t ja r t ja =360c/w t on t p d in descending order d=0.5, 0.3, 0.1, 0.05, 0.02, 0.01, single pulse t j(max) =150c t a =25c 10 p s www.freescale.net.cn 4 / 6
note: 1. lead finish: 150 microinches ( 3.8 um) min. thickness of tin/lead (solder) plated on lead 2. tolerance 0.10 mm (4 mil) unless otherwise specified 3. coplanarity : 0.10 mm 4. other name of this package is called sot-323 sc-70 3l package data recommendation of land pattern p n w note: p - part number code. n - foundry and assembly location code w - yaer and week code. l t - assembly lot code. code AO7400 0 part no. sc-70 3l part no. code package marking description rev. a q 0.10 0.00 a1 1.00 0.20 0.40 1.35 0.40 2.20 2.20 0.30 0.65 bsc e 1 0.10 l q 1 e1 1.30 bsc 8 0.25 0.90 0.10 0.30 2.00 1.15 1.80 d e1 f e b c a2 1.10 max dimensions in millimeters symbols 0.90 min a l t www.freescale.net.cn 5 / 6
sc-70 3l tape and reel data sc-70 3l carrier tape sc-70 3l reel sc-70 3l tape leader / trailer & orientation www.freescale.net.cn 6 / 6
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