IR6226 (note: for new designs, we recommend ir?s new products ips521 and ips521s) data sheet 60051-h intelligent high side mosfet power switch features ? current limit for short circuit protection ? over-temperature protection ? active output negative clamp ? reverse battery protection for logic circuit ? broken ground protection ? short to v cc protection ? low noise charge pump ? sleep mode supply current ? 4kv esd protection on all leads ? logic ground isolated from power ground general description the IR6226 is a 5 terminal monolithic high side switch with built in short circuit, over- temperature, esd protections, induc- tive load turn off capability and diagnostic feedback. the on-chip protection circuit limits the average current during short circuit if the drain current exceeds 20a. the protection circuit latches off the high side switch if the junction temperature exceeds 170 o c and latches on after the junction temperature falls by 10 o c. the vcc (drain) to out (source) voltage is actively clamped at 55v, improving its performance during turn off with inductive loads. the on-chip charge pump high side driver stage is floating and referenced to the source of the power mosfet. thus the logic to power ground isolation can be as high as 50v. this allows operation with larger offset as well as controlling the switch during load energy recirculation or regeneration. a diagnostic pin is provided for status feedback of short circuit, over temperature and open load detection. applications ? lamp driver ? programmable logic controller truth table block diagram available packages condition normal normal output open output open shorted output shorted output over-temperature over-temperature in h l h l h l h l out h l h h l l l current-limiting linear mode dg h l h h l l l l gnd out vcc 5 lead smd220 5 lead to-220 v cc(op) 5-50v r ds (on) 100m ? i lim 20a t j(sd) 170 o c e av 200mj product summary www.irf.com 1
IR6226 2 ww.irf.com
v cc supply voltage permanent -0.3 50 reverse -16 ? v for 10 seconds, (1) v offset logic to power ground offset v cc -50 v cc +0.3 v in input voltage -0.3 30 i in input current ? 10 ma v out output voltage v cc -50 v cc +0.3 v i out output current ? self-limited a v dg diagnostic output voltage -0.3 30 v i dg diagnostic output current ? 10 ma e av repetitive avalanche energy ? 200 mj i = 2a (2) esd1 electrostatic discharge (human body model) ? 4000 v c = 100 pf,r = 1500 ? esd2 electrostatic discharge (machine model) ? 1000 v c = 200 pf, r = 0 ? p d power dissipation ? 28 w tcase= 25 o c t jop operating junction temperature range -40 150 t stg storage temperature range -40 150 o c t l lead temperature (soldering, 10 seconds) ? 300 notes: (1) with 15k ? resistors in input and diagnostic (2) maximum frequency depends on heatsink (rectangular waveform) absolute maximum ratings absolute maximum ratings indicate sustained limits beyond which damage to the device may occur. (t c = 25 o c unless otherwise specified.) symbol parameter min. typ. max. units t est conditions v ccop operating voltage range 5 ? 35 v i ccoff sleep mode supply current ? 40 ? av cc =24v, v in = 0v i ccon supply current (average) ? 3 ? ma v in = 5v i ccac supply current (ac rms) ? 20 ? av in = 5v v ih high level input threshold voltage ? 2 2.5 v v il low level input threshold voltage 1 1.8 ? i lon on-state input current 10 ? 70 v in = 3.5v i loff off-state input current 1 ? 30 a v in = 0.4v i oh output leakage current ? 20 ? v out = 6v i ol output leakage current 0 ? 10 v out = 0v v dgl low level diagnostic output voltage ? 0.3 ? v i dg = 1.6ma i dgh diagnostic output leakage current 0 ? 10 av dg = 5v r ds (on) on-state resistance ? 80 100 m ? i out = 1a ? 120 ? v cc = 5v, i out = 1a static electrical characteristics (t c = 25 c unless otherwise specified.)
IR6226 www.irf.com 3 symbol parameter min. typ. max. units test conditions t jsd thermal shutdown temperature ? 170 ? o c t hys thermal hysteresis ? 10 ? r thjc thermal resistance, junction to case ? 3.5 ? o c/w r thja thermal resistance, junction to ambient ? 50 ? thermal characteristics switching electrical characteristics (v cc = 14v, resistive load (r l ) = 12 ? , t c = 25 c.) symbol parameter min. typ. max. units t est conditions t on turn-on delay time to 90% ? 50 ? t off turn-off delay time to 10% ? 60 ? dv/dt on slew rate on ? 3 ? dv/dt off slew rate off ? 5 ? v/ s s protection characteristics symbol parameter min. typ. max. units t est conditions i lim internal current limit ? 20 ? v sc short circuit detection voltage ? 3.5 ? v slh open load detection voltage ? 3.5 ? v v cl1 output negative clamp 50 54 ? i out = 10ma v cl2 output negative clamp ? 56 62 i out = 2a lead assignments part number 1 2 3 4 5 5 lead - to-220 IR6226 3 (vcc) 5 lead - d 2 pak (smd220) IR6226s 3 (vcc) 1 2 3 4 5 1 - ground 2 - in 3 - vcc 4 - dg 5 - out
IR6226 4 ww.irf.com case outline 5 lead - to-220 irgb 01-3042 01 tape & reel 5 lead - d 2 pak (smd220) 01-3071 00 / 01-3072 00
IR6226 www.irf.com 5 case outline 5 lead - smd220 (d 2 pak) 3 01-3066 00 ir world headquarters: 233 kansas st., el segundo, california 90245 tel: (310) 252-7105 ir european regional centre: 439/445 godstone rd, whyteleafe, surrey cr3 0bl, united kingdom tel: ++44 (0) 20 8645 8000 ir japan: k&h bldg., 2f, 30-4 nishi-ikebukuro 3-chome, toshima-ku, tokyo, japan 171-0021 tel: 81 (0) 33 983 0086 ir hong kong: unit 308, #f, new east ocean centre, no. 9 science museum road, tsimshatsui east, kowloon, hong kong tel: (852) 2803-7380 data and specifications subject to change without notice. 2/26/2000
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