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ct micro rev 1 proprietary & confidential page 1 aug, 2013 CT350 2.5a mosfet/igbt gate driver optocoupler package outline schematic note: different lead forming options available. see package dimension. features ? ?? ? peak output current : iop = 2.5a (max) ? ?? ? threshold input current: iflh = 5 ma (max) ? ?? ? common mode transient immunity : 20kv/ s (min ? ?? ? under voltage lock out (uvlo) protection with hysteresis ? ?? ? pb free and rohs compliant. applications ? ?? ? isolated igbt/power mosfet gate drive ? ?? ? industrial inverter ? ?? ? ac brushless and dc motor drives ? ?? ? induction heating description the CT350 consists of a gaasp led optically coupled to an integrated circuit with a power outpu t stage. this optocoupler is ideally suited for drivi ng power igbts and mosfets used in motor control inverter applications. the high operating voltage range of the output stage provides the drive voltages required by gate controlled devices.
ct micro rev 1 proprietary & confidential page 2 aug, 2013 CT350 2.5a mosfet/igbt gate driver optocoupler truth table led vcc-v ee positive going vcc-v ee negative going output off 0 to 30 v 0 to 30v low on 0 to 11.5v 0 to 10v low on 11.5 to 13.5v 10 to 12v transition on 13.5 to 30v 12 to 30v high absolute maximum rating at 25 o c symbol parameters ratings units notes v iso isolation voltage 3750 v rms 1 t opr operating temperature -40 ~ +100 0 c t stg storage temperature -55 ~ +125 0 c t sol soldering temperature 260 0 c 2 p t total power dissipation 300 mw f opr operating frequency 50 khz 3 emitter i f forward current 25 ma i fp peak forward current (50% duty, 1ms p.w) 1 a v r reverse voltage 5 v detector p d power dissipation 250 mw v o(peak) peak output voltage 35 v i oph output high peak current -2.5 a 4 i opl output low peak current 2.5 a 4 v cc supply voltage 0 to 35 v notes 1. ac for 1 minute, rh = 40 ~ 60%. 2. for 10 second peak 3. exponential waveform, io(peak) |2.5a|, pulse width 0.3us 4. pulse width = 10us, dc = 1.0%
ct micro rev 1 proprietary & confidential page 3 aug, 2013 CT350 2.5a mosfet/igbt gate driver optocoupler electrical characteristics typical values are measured at t a = -40 0 c to 100 0 c (unless otherwise stated) emitter characteristics symbol parameters test conditions min typ max units notes v f forward voltage if = 10ma -- 1.45 1.8 v v r reverse voltage ir = 10 a 5.0 - - v v f / t a temperature coefficient of forward voltage if =10ma -- -1.8 -- mv/c detector characteristics symbol parameters test conditions min typ max units notes i ccl logic low supply current i f = 0ma, v o = open -- 1.5 2.0 ma i cch logic high supply current i f = 10ma, v o = open -- 1.7 2.2 ma transfer characteristics symbol parameters test conditions min typ max units notes v oh high level output voltage if=5ma, vcc 1= +15 v, vee 1= -15 v,rl = 200 11.0 13.7 -- v v ol low level output voltage vf=0.8v,vcc 1= +15 v, vee 1= -15 v,rl = 200 -- -14.9 -12.5 v i oph high level output current if = 5 ma, vcc = 30 v v8-6 = -3.5 v -- -1.6 -1.0 a if = 5 ma , vcc = 15 v v8-6 = -7.0 v -- -- -2.0 i opl low level output current if = 0 ma, vcc = 30 v v6-5 = 2.5 v 1.0 1.6 -- a if = 0 ma, vcc = 15 v v6-5 = 7 v 2.0 -- -- i fhl input threshold current vcc = 15v ,i o = 0ma, v o > 1v -- 1.8 5.0 ma v fhl input threshold voltage vcc = 15v ,i o = 0ma, v o < 1v 0.8 -- -- v v uvlo+ under voltage lockout threshold i f = 5ma, v o > 2.5v 11.0 12.5 13.5 v v uvlo- i f = 5ma, v o < 2.5v 9.5 11.0 12.2
ct micro rev 1 proprietary & confidential page 4 aug, 2013 CT350 2.5a mosfet/igbt gate driver optocoupler switching characteristics symbol parameters test conditions min typ max units notes t phl high to low propagation delay i f = 5ma, cg= 10nf, r l = 20 , f= 10khz, duty = 50%, t a = 25 0 c 50 170 500 ns t plh low to high propagation delay 50 180 500 ns p wd pulse width distortion -- 10 100 ns t psk propagation delay skew -- -- 40 ns t r rise time -- 15 -- ns t f fall time -- 8 -- ns t uvlo(on) uvlo turn on delay i f = 5ma, v o > 5v -- 2.5 -- s t uvlo(off) uvlo turn off delay i f = 5ma, v o < 5v -- 0.4 -- s |cm h | common mode transient high v cc = 30v, r l = 350 , t a = 25 0 c, v cm = 1kv i f = 5ma -15 -- -- kv/s |cm l | common mode transient low i f = 0ma 15 -- -- kv/s
ct micro rev 1 proprietary & confidential page 5 aug, 2013 CT350 2.5a mosfet/igbt gate driver optocoupler typical characteristic curves
ct micro rev 1 proprietary & confidential page 6 aug, 2013 CT350 2.5a mosfet/igbt gate driver optocoupler
ct micro rev 1 proprietary & confidential page 7 aug, 2013 CT350 2.5a mosfet/igbt gate driver optocoupler
ct micro rev 1 proprietary & confidential page 8 aug, 2013 CT350 2.5a mosfet/igbt gate driver optocoupler
ct micro rev 1 proprietary & confidential page 9 aug, 2013 CT350 2.5a mosfet/igbt gate driver optocoupler package dimension dimensions in mm unless otherwise stated standard dip ? through hole gullwing (400mil) lead forming ? through hole
ct micro rev 1 proprietary & confidential page 10 aug, 2013 CT350 2.5a mosfet/igbt gate driver optocoupler surface mount lead forming surface mount (low profile) lead forming
ct micro rev 1 proprietary & confidential page 11 aug, 2013 CT350 2.5a mosfet/igbt gate driver optocoupler recommended solder mask dimensions in mm unless otherwise stated device marking note: ct : denotes ?ct micro? 350 : product number y : fiscal year ww : work week d : production code ct 350 ywwd
ct micro rev 1 proprietary & confidential page 12 aug, 2013 CT350 2.5a mosfet/igbt gate driver optocoupler ordering information CT350(y)(z) y = lead form option (s, sl, m or none) z = tape and reel option (t1, t2 or none) option description quantity none standard 8 pin dip 45 units/tube m gullwing (400mil) lead forming 45 units/tube s(t1) surface mount lead forming ? with option 1 taping 10 00 units/reel s(t2) surface mount lead forming ? with option 2 taping 10 00 units/reel sl(t1) surface mount (low profile) lead forming? with option 1 taping 1000 units/reel sl(t2) surface mount (low profile) lead forming ? with optio n 2 taping 1000 units/reel
ct micro rev 1 proprietary & confidential page 13 aug, 2013 CT350 2.5a mosfet/igbt gate driver optocoupler carrier tape specifications dimensions in mm unless otherwise stated option s(t1) & sl(t1) option s(t2) & sl(t2)
ct micro rev 1 proprietary & confidential page 14 aug, 2013 CT350 2.5a mosfet/igbt gate driver optocoupler reflow profile profile feature pb-free assembly profile temperature min. (tsmin) 150c temperature max. (tsmax) 200c time (ts) from (tsmin to tsmax) 60-120 seconds ramp-up rate (t l to t p ) 3c/second max. liquidous temperature (t l ) 217c time (t l ) maintained above (t l ) 60 ? 150 seconds peak body package temperature 260c +0c / -5c time (t p ) within 5c of 260c 30 seconds ramp-down rate (t p to t l ) 6c/second max time 25c to peak temperature 8 minutes max.
ct micro rev 1 proprietary & confidential page 15 aug, 2013 CT350 2.5a mosfet/igbt gate driver optocoupler disclaimer ct micro reserves the right to make changes without further notice to any products herein to improve reliability, function or design. ct micro does not assume any liability arising out of the application or use of any produc t or circuit described herein; neither does it convey any license under its patent rights, nor the rights of others. ___________________________________________________ ___________________________________ ct micro are not authorized for use as critical com ponents in life support devices or systems without express written approval of ct micr o international corporation. 1. life support devices or systems are devices or systems which, (a) are intended for surgical implan t into the body, or (b) support or sustain life, or ( c) whose failure to perform when properly used in accordance with instruction for use provided in the labelling, can be reasonably expected to result in significant injury to the user. 2. a critical component is any component of a life support device or system whose failure to perform can be reasonably expected to cause the failure of the life support device or system, or to affect its safety or effectiveness.

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