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? 2011 fairchild semiconductor corporation www.fairchildsemi.com fan7171_f085 ? high-current high-side gate drive ic fan7171_f085 rev. 1.0.0 october 2011 fan7171_f085 high-current high-side gate drive ic features ? floating channel for bootstrap operation to +600v ? 4a/4a sourcing/sinking current driving capability ? common-mode dv/dt noise canceling circuit ? 3.3v and 5v input logic compatible ? output in-phase with input signal ? under- voltage lockout for v bs ? 25v shunt regulator on v dd and v bs ? 8-lead small outline package (sop) ? qualified to aec q100 applications ? high-speed gate driver ? high-power buck converter ? motor drive inverter description the fan7171_f085 is a monolithic high-side gate drive ic, which can drive high-speed mosfets and igbts that operate up to +600v. it has a buffered output stage with all nmos transistors designed for high pulse current driving capability and minimum cross-conduction. fairchild?s high-voltage process and common-mode noise canceling techniques provide stable operation of the high-side driver under high dv/dt noise circum- stances. an advanced level-sh ift circuit offers high-side gate driver operation up to v s =-9.8v (typical) for v bs =15v. the uvlo circuit prevents malfunction when v bs is lower than the specified threshold voltage. the high-current and low-output voltage drop feature makes this device suitable fo r sustaine switch driver and energy recovery switch driver in the plasma display panel application, motor drive inverter, switching power supply, and high-power dc-dc converter applications. ordering information note: 1. these devices passed wave so ldering test by jesd22a-111. for fairchild?s definition of ?g reen? eco status, please visit: http://www.fairchildsemi.com/company/green/rohs_green.html . 8-sop part number package operating temperature range eco status packing method fan7171m (1) 8-sop -40c ~ 125c rohs tube FAN7171MX (1) tape & reel
fan7171_f085 ? high-current high-side gate drive ic ? 2011 fairchild semiconductor corporation www.fairchildsemi.com fan7171_f085 rev. 1.0.0 2 typical appli cation diagrams figure 1. application circuit for step-down (buck) dc-dc converter figure 2. functional block diagram d boot c2 pwm c boot c1 d1 l1 15v r boot r2 fan7171_f805 v b in gnd ho v s nc nc v dd 7 5 6 8 2 4 3 1 r1 v in v out uvlo pulse generator v dd gnd in v b ho v s r r s q 6 7 8 1 4 2 noise canceller pins 3 and 5 are no connection. 25v 25v 110k v dd shoot-through current compensated gate driver
fan7171_f085 ? high-current high-side gate drive ic ? 2011 fairchild semiconductor corporation www.fairchildsemi.com fan7171_f085 rev. 1.0.0 3 pin configuration figure 3. pin assignments(top view) pin definitions pin # name description 1v dd supply voltage 2 in logic input for high-side gate driver output 3 nc no connection 4 gnd ground 5 nc no connection 6v s high-voltage floating supply return 7 ho high-side driver output 8v b high-side floating supply v s v b fan7371 v dd nc in ho nc 4 gnd 3 2 1 5 6 7 8 fan7171 _f085
fan7171_f085 ? high-current high-side gate drive ic ? 2011 fairchild semiconductor corporation www.fairchildsemi.com fan7171_f085 rev. 1.0.0 4 absolute maximum ratings stresses exceeding the absolute maximum ratings may damage the device. the device may not function or be opera- ble above the recommended operating conditions and stressing the parts to these levels is not recommended. in addi- tion, extended exposure to stresses above the recommended operating conditions may affect device reliability. the absolute maximum ratings are stress ratings only. -40c<=t a <=125c unless otherwise specified. notes: 1) this ic contains a shunt regula tor on vdd and vbs with a normal break down voltage of 25v . please note that this supply pin should not be driven by a low-impedance voltage source greater th an the vshunt specified in the electrical characteristics section 2) mounted on 76.2 x 114.3 x 1.6mm pcb (fr-4 glass epoxy material). 3) refer to the following standards: jesd51-2: integral circuits thermal test method environmental conditions, natural convection, and jesd51-3: low effective thermal conductivity test board for leaded surface mount packages. 4 do not exceed power dissipation (p d ) under any circumstances. recommended oper ating conditions the recommended operating conditions table defines the conditions for actual dev ice operation. recommended operating conditions are specified to ensure optimal perfor mance to the datasheet specifications. fairchild does not recommend exceeding them or designing to absolute maximum ratings. symbol characteristics min. max. unit v s high-side floating offset voltage v b -v shunt v b +0.3 v v b high-side floating supply voltage (2) -0.3 625.0 v v ho high-side floating output voltage v s -0.3 v b +0.3 v v dd low-side and logic supply voltage (2) -0.3 v shunt v v in logic input voltage -0.3 v dd +0.3 v dv s /dt allowable offset voltage slew rate 50 v/ns p d power dissipation (3, 4, 5) 0.625 w ? ja thermal resistance 200 ? c/w t j junction temperature -55 150 ? c t stg storage temperature -55 150 ? c t a operating ambient temperature -40 125 ? c v esd human body model(hbm) 1500 v v cdm charge device model 500 v symbol parameter min. max. unit v bs high-side floating supply voltage v s +10 v s +20 v v s high-side floating supply offset voltage(dc) 6-v dd 600 v v s high-side floating supply offset voltage(transient) -15(~170) -7(~400) 600 v v ho high-side output voltage v s v b v v in logic input voltage gnd v dd v v dd supply voltage 10 20 v
fan7171_f085 ? high-current high-side gate drive ic ? 2011 fairchild semiconductor corporation www.fairchildsemi.com fan7171_f085 rev. 1.0.0 5 electrical characteristics v bias (v dd , v bs )=15.0v, -40c<=t a <= 125c, unless otherwise specified. the v in and i in parameters are referenced to gnd. the v o and i o parameters are relative to v s and are applicable to the respective output ho. note: 5 these parameters guaranteed by design. dynamic electrical characteristics v bias (v dd, v bs )=15v, v s =gnd=0v, c l =1000pf, and-40c<= t a <=125c, unless otherwise specified. . symbol characteristics test condition min. typ. max. unit power supply section i qdd quiescent v dd supply current v in =0v or 5v 25 70 ? a i pdd operating v dd supply current f in =20khz, no load 35 100 ? a bootstrapped supply section v bsuv+ v bs supply under-voltage positive going threshold voltage v bs =sweep 8.2 9.2 10.2 v v bsuv- v bs supply under-voltage negative going threshold voltage v bs =sweep 7.5 8.5 9.5 v v bshys v bs supply under-voltage lockout hysteresis voltage v bs =sweep 0.6 v i lk offset supply leakage current v b =v s =600v 50 ? a i qbs quiescent v bs supply current v in =0v or 5v 60 120 ? a i pbs operating v bs supply current c load =1nf, f in =20khz, rms value 0.73 2.8 ma shunt regulator section v shunt v dd and v bs shunt regulator clamping voltage i shunt =5ma 23 25 v input logic section(in) v ih logic ?1? input voltage 2.5 v v il logic ?0? input voltage 0.8 v i in+ logic input high bias current v in =5v 45 125 ? a i in- logic input low bias current v in =0v 2 ? a r in input pull-down resistance 40 110 k ? gate driver output section(ho) v oh high level output voltage (v bias - v o ) no load 1.5 v v ol low level output voltage no load 35 mv i o+ output high, short-circuit pulsed current (5) v ho =0v, v in =5v, pw ? 10s 3.0 4.0 a i o- output low, short-circuit pulsed current (5) v ho =15v,v in =0v, pw ? 10s 3.0 4.0 a v s allowable negative v s pin voltage for in signal propagation to ho -9.8 -7.0 v symbol parameter conditions min. typ. max. unit t on turn-on propagation delay time v s =0v 150 210 ns t off turn-off propagation delay time v s =0v 150 210 ns t r turn-on rise time 25 50 ns t f turn-off fall time 15 45 ns
fan7171_f085 ? high-current high-side ga te drive ic ? 2011 fairchild semiconductor corporation www.fairchildsemi.com fan7171_f085 rev. 1.0.0 6 typical characteristics figure 4. turn-on propagation delay vs. temperature figure 5. turn-off propagation delay vs. temperature figure 6. turn-on rise time vs. temperature f igure 7. turn-off fall time vs. temperature figure 8. operating v dd supply current vs. temperature figure 9. operating v bs supply current vs. temperature -40-20 0 20406080100120 0 50 100 150 200 250 t on [ns] temperature [c] -40-20 0 20406080100120 0 50 100 150 200 250 t off [ns] temperature [c] -40 -20 0 20 40 60 80 100 120 0 10 20 30 40 50 t r [ns] temperature [c] -40-20 0 20406080100120 0 10 20 30 40 50 t f [ns] temperature [c] -40-20 0 20406080100120 0 20 40 60 80 100 i pdd [ ? a] temperature [c] -40-20 0 20406080100120 0.0 0.5 1.0 1.5 2.0 i pbs [ma] temperature [c]
fan7171_f085 ? high-current high-side ga te drive ic ? 2011 fairchild semiconductor corporation www.fairchildsemi.com fan7171_f085 rev. 1.0.0 7 typical characteristics (continued) figure 10. v bs uvlo+ vs. temperature figure 11. v bs uvlo- vs. temperature figure 12. logic high input voltage vs. temperature figure 13. logic low input voltage vs. temperature figure 14. input pull-down resistance vs.temperature. figure 15. high-level output voltage vs. temperature -40 -20 0 20 40 60 80 100 120 8.0 8.5 9.0 9.5 10.0 v bsuv+ [v] temperature [c] -40-20 0 20406080100120 7.5 8.0 8.5 9.0 9.5 v bsuv- [v] temperature [c] -40 -20 0 20 40 60 80 100 120 0.0 0.5 1.0 1.5 2.0 2.5 3.0 v ih [v] temperature [c] -40-20 0 20406080100120 0.0 0.5 1.0 1.5 2.0 2.5 3.0 v il [v] temperature [c] -40-20 0 20406080100120 0 40 80 120 160 200 240 280 r in [k ? ] temperature [c] -40 -20 0 20 40 60 80 100 120 0.00 0.25 0.50 0.75 1.00 1.25 1.50 v oh [v] temperature [c]
fan7171_f085 ? high-current high-side ga te drive ic ? 2011 fairchild semiconductor corporation www.fairchildsemi.com fan7171_f085 rev. 1.0.0 8 typical characteristics (continued) figure 16. output high, short-circuit pulsed current vs. temperature figure 17. output low, short-circuit pulsed current vs. temperature figure 18. output high, short-circuit pulsed current vs. supply voltage figure 19. output low, short-circuit pulsed current vs. supply voltage figure 20. quiescent v dd supply current vs. supply voltage figure 21. quiescent v bs supply current vs. supply voltage -40 -20 0 20 40 60 80 100 120 2.5 3.0 3.5 4.0 4.5 5.0 5.5 6.0 6.5 i o+ [a] temperature [c] -40-20 0 20406080100120 2.5 3.0 3.5 4.0 4.5 5.0 5.5 6.0 6.5 i o- [a] temperature [c] 10 12 14 16 18 20 2 3 4 5 6 7 i o+ [a] v bs [v] 10 12 14 16 18 20 2 3 4 5 6 7 i o- [a] v bs [v] 10 12 14 16 18 20 0 20 40 60 80 25c -40c i qdd [ ? a] supply voltage [v] 125c 10 12 14 16 18 20 0 20 40 60 80 100 120 25c -40c i qbs [ ? a] supply voltage [v] 125c
fan7171_f085 ? high-current high-side gate drive ic ? 2011 fairchild semiconductor corporation www.fairchildsemi.com fan7171_f085 rev. 1.0.0 9 switching time definitions figure 22. switching time test circuit (referenced 8-sop) figure 23. switching time waveform definitions 0.1f v b 15v ho 10f 1000pf fan7171_f085 10nf 15v 10f v dd v s gnd in in ho - vs 50% 90% 50% t on 10% t r t off t f 10% 90%
fan7171_f085 ? high-current high-side gate drive ic ? 2011 fairchild semiconductor corporation www.fairchildsemi.com fan7171_f085 rev. 1.0.0 10 physical dimensions figure 24. 8-lead small outline package (sop) package drawings are provided as a service to customers considering fairchil d components. drawings may change in any manner without notice. please note the revision and/or date on the draw ing and contact a fairchild semiconductor representative to ver ify or obtain the most recent revision. package specifications do not expand the terms of fairchild? s worldwide terms and conditions, specifically the warranty therein, which covers fairchild products. always visit fairchild semiconductor?s online pack aging area for the most recent package drawings: http://www.fairchildsemi.com/packaging/ 8 [ 0 [ see detail a notes: unless otherwise specified a) this package conforms to jedec ms-012, variation aa, issue c, b) all dimensions are in millimeters. c) dimensions do not include mold flash or burrs. d) landpattern standard: soic127p600x175-8m. e) drawing filename: m08arev13 land pattern recommendation seating plane 0.10 c c gage plane x 45 [ detail a scale: 2:1 pin one indicator 4 8 1 c m ba 0.25 b 5 a 5.60 0.65 1.75 1.27 6.20 5.80 3.81 4.00 3.80 5.00 4.80 (0.33) 1.27 0.51 0.33 0.25 0.10 1.75 max 0.25 0.19 0.36 0.50 0.25 r0.10 r0.10 0.90 0.406 (1.04) option a - bevel edge option b - no bevel edge
fan7171_f085 ? high-current high-side ga te drive ic ? 2011 fairchild semiconductor corporation www.fairchildsemi.com fan7171_f085 rev. 1.0.0 11

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