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IR3820AMPBF Datasheet(PDF) 6 Page - International Rectifier |
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IR3820AMPBF Datasheet(HTML) 6 Page - International Rectifier |
6 / 21 page 01/08/08 6 PD-60330 IR3820AMPbF Note1: Continuous output current determined by input and output voltage setting and the thermal environment. Note2: Cold temperature performance is guaranteed via correlation using statistical quality control. Not tested in production. Note3: Guaranteed by Design but not tested in production. Parameter SYM Test Condition Min TYP MAX Units Oscillator Frequency FS 270 300 330 kHz Ramp Amplitude Vramp Note3 1.25 V Min Pulse Width Dmin(ctrl) Note3 80 ns Max Duty Cycle Dmax Fb=0V 80 % Error Amplifier Input Bias Current IFB1 SS=3V -0.1 -0.5 Input Bias Current IFB2 SS=0V 20 35 50 Source/Sink Current I(source/Sink) 50 70 90 μA Transconductance gm 1000 1300 1600 μmho Soft Start/SD Soft Start Current ISS SS=0V 15 20 28 μA Shutdown Output Threshold SD 0.25 V Power Good Vsns Low Trip Point Vsns(trip) Vsns Ramping Down 0.35 0.38 0.41 V Hysteresis PGood(Hys) 15 27.5 40 mV PGood Output Low Voltage PG(voltage) IPGood=4mA 0.25 0.5 V Input Bias Current Isns 0 0.3 1 μA Over Current Protection OCSET Current IOCSET 15 20 26 Hiccup Current IHiccup Note3 3 μA Hiccup Duty Cycle Hiccup(duty) IHiccup / ISS , Note3 15 % Thermal Shutdown Thermal Shutdown Threshold Note3 140 Thermal Shutdown Hysteresis Note3 20 oC |
Similar Part No. - IR3820AMPBF_08 |
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Similar Description - IR3820AMPBF_08 |
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