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IR4302 Datasheet(PDF) 10 Page - International Rectifier |
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IR4302 Datasheet(HTML) 10 Page - International Rectifier |
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10 / 17 page  IR43x2 10 www.irf.com © 2013 International Rectifier Apr 3, 2013 Electrical Characteristics (cont’d) VCC,VBS= 12 V, VSS=VS1=VS2=VN1=VN2=COM=0V, VAA=9.6V and TA=25C unless otherwise specified. Symbol Definition Min Typ Max Units Test Conditions Protection IOCPn Over current detection Positive threshold, n=1-2 - 16 - A IOCNn Over current detection Negatitive threshold, n=1-2 - -16 - A Vth1 CSD pin shutdown release threshold 0.62xVAA 0.70xVAA 0.78xVAA V Vth2 CSD pin self reset threshold 0.26xVAA 0.30xVAA 0.34xVAA V ICSD+ CSD pin discharge current 70 100 130 µA VCSD = VSS +4.8V ICSD- CSD pin charge current 70 100 130 µA VCSD = VSS +4.8V tSDn Shutdown propagation delay from VS < Vth1 to Shutdown, n=1-2 - - 250 ns COMP = VSS tOCPn CHn propagation delay time from IOn > IOCPn to Shutdown, n=1-2 - - 500 ns COMP = VSS tOCNn CHn propagation delay time from IOn < IOCNn to Shutdown, n=1-2 - - 500 ns COMP = VSS Vth+CLIP Clip detection positive threshold in COMP 0.85xVAA 0.90xVAA 0.95xVAA V Vth-CLIP Clip detection negative threshold in COMP 0.05xVAA 0.10xVAA 0.15xVAA V tCLIP Clipping detection propagation delay - 40 - ns tCLIPmin Clipping detection minimum output duration - 3 - us TSD Over temperature shutdown threshold in controller IC - 105 - ºC TSDHYS Over temperature shutdown threshold hysteresis - 7 - ºC |
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