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IR3094MPBF Datasheet(PDF) 7 Page - International Rectifier |
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IR3094MPBF Datasheet(HTML) 7 Page - International Rectifier |
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7 / 29 page  IR3094PBF Page 7 of 29 09/26/05 Note 1: Guaranteed by design, but not tested in production Note 2: VREF Output is trimmed to compensate for Error Amp input offsets errors PARAMETER TEST CONDITION MIN TYP MAX UNIT Share Adjust Error Amplifier Input Offset Voltage Note 1 -5 0 5 mV MAX Duty Cycle Adjust Ratio Compare Duty Cycle to GATEH1 1.5 2.0 MIN Duty Cycle Adjust Ratio Compare Duty Cycle to GATEH1 0.6 0.5 Transconductance Note 1 100 200 300 PA/V SCOMPX Source/Sink Current 16 22 28 PA SCOMPX Precondition and GATELX Release Threshold V(FB) 0.6 0.67 0.74 V SCOMP precondition current 160 360 560 PA Duty Cycle Match at Startup Compare Duty Cycle to GATEHX -7 -1 7 % 0% Duty Cycle Comparator Threshold Voltage Below Internal Ramp1 Start Voltage -25 25 75 mV Propagation Delay VCCLX= 8V. Step EAOUT from .8V to .3V and measure time to GATELX transition to < 7V. 200 400 ns OVP Comparator Threshold Compare to V(VREF) 120 150 200 mV Power-up Headroom for OVP Flag VCC=OVPSNS where V(OVP)>0.5V. Same for 5VUVL=OVPSNS. 0.8 1.1 1.8 V OVPSNS Threshold at Power- up VCC=2V, V(OVP) >0.5V. Same for V(5VUVL)=2V. 0.3 0.48 0.85 V SS/DEL Power-up Clear Threshold VCC=12V, V(OVPSNS)=1V, VREF=1.6V, where OVP<0.5V 0.35 0.60 0.95 V Propagation Delay VCCLX= 8V. V(EAOUT)=0V. Step OVPSNS 540mV + V(VREF). Measure time to GATELX transition to >1V. Note 1. 150 350 650 ns OVP Source Current V(OVP)=0.5V, VCC=1.8V, 5VUVL=0V 10 75 PA OVP Pull Down Resistance OVP to LGND 30 60 100 k OVP High Voltage I(OVP)=10uA, V(VCC) or V(5VUVL)- V(OVP), VCC=1.8V 0.4 0.70 1.1 V OVPSNS Bias Current -6.0 -3.0 1.5 uA 5VREF Short Circuit Current 20 45 60 mA Supply Voltage I(5VREF)=0A 4.5 5 5.5 V General VCC Supply Current V(VCC)=16V 28.5 35 40.5 mA VOSNS- Current -0.3V VOSNS- 0.3V 0.6 0.8 1.2 mA VCCHX and VCCL3 Current V(VCCHX)=28V, V(VCCL3)=14V 3 5 7 mA VCCL1_2 Supply Current V(VCCL1_2)=14V 6 10 17 mA 5VUVL Supply Current V(5VUVL)=5V, no OVP condition 100 200 400 uA Non_Sync to Sync Threshold 70.6 77.7 87 %VRE F |
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