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MAX4272ESA Arkusz danych(PDF) 6 Page - Maxim Integrated Products |
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MAX4272ESA Arkusz danych(HTML) 6 Page - Maxim Integrated Products |
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6 / 24 page ![]() 3V to 12V Current-Limiting Hot Swap Controllers with Autoretry, DualSpeed/BiLevel Fault Protection 6 _______________________________________________________________________________________ Typical Operating Characteristics (continued) (VIN = 5V, RSENSE = 100m Ω, CBOARD = 47µF, TA = +25°C, unless otherwise noted.) 0 0.4 0.2 0.8 0.6 1.0 1.2 1.6 1.4 1.8 02468 10 12 14 16 18 20 FAST GATE DISCHARGE CURRENT vs. VGATE VIN (V) VIN = 12V VIN = 3V VIN = 5V 0 60 40 20 80 100 120 08 6 2 4 10 12 14 16 18 20 GATE CHARGE CURRENT vs. GATE VOLTAGE VGATE (V) VIN = 12V VIN = 5.0V VIN = 3.0V 0 50 25 100 75 125 150 -40 10 35 -15 60 85 GATE CHARGE CURRENT vs. TEMPERATURE TEMPERATURE ( °C) VIN = 12V VGATE = 0 VIN = 5V VIN = 3V 0 5 15 10 20 25 04 2 6 8 101214 GATE VOLTAGE vs. INPUT VOLTAGE VIN (V) IGATE = 10 µA TA = +85 °C TA = +25 °C TA = -40 °C 0 100 50 150 300 350 250 200 400 0 468 10 2 1214161820 SLOW GATE DISCHARGE CURRENT vs. GATE VOLTAGE VGATE (V) VIN = 12V VIN = 3V TRIGGERED BY A FAULT OR BY ON FALLING VIN = 5V 0.01 0.1 1 10 100 1000 TIME TO CHARGE GATE vs. CGATE CGATE (nF) 1000 0.001 0.01 1 0.1 100 10 NO EXTERNAL MOSFET VIN = 12V TO VGATE = 17V VIN = 5V TO VGATE = 10V VIN = 3V TO VGATE = 6V 1.0 2.5 2.0 1.5 3.0 3.5 4.0 3.0 3.8 3.6 3.2 3.4 4.0 4.2 4.4 4.6 4.8 5.0 FAST GATE DISCHARGE CURRENT vs. VIN RISING VIN FALLING VIN VIN (V) 0 100 50 200 150 350 300 250 400 -40 10 -15 35 60 85 SLOW GATE DISCHARGE CURRENT vs. TEMPERATURE TEMPERATURE ( °C) VIN = 3V VIN = 5V, 12V VGATE = VIN TRIGGERED BY A FAULT OR BY ON FALLING 0.01 0.1 1 10 100 1000 TIME TO SLOW DISCHARGE GATE vs. CGATE CGATE (nF) 1000 0.001 1 0.1 0.01 10 100 VIN = 12V VIN = 5V VIN = 3V DISCHARGE TO VGATE = 0.1V NO EXTERNAL MOSFET |
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