ADM1014

= Preliminary Technical Data PAUXONA Dual PCI Hot-PlugTM Controller ADM1014 7 AUXGA 30 3.3V Cmos Input +3.3VAux S G P-CHANNEL MOSFET 31 AUXINA Q FAUXA 5 RESET 3.3V Cmos Output FAULT LATCH Q SET AUXINA 3.3VAUX POWER-ON RESET OVERCURRENT AND UNDERVOLTAGE COMPARATORS FOR +3.3VAUX D 8 AUXOA AUXINA 100µA VOCSET LOW WHEN AUXINA < 2.5V CHANNEL A CIRCUIT OPERATES FROM 3.3VAUX POWER SUPPLY 3V5VGA OCSET 6 COMMON TO BOTH CHANNELS EXTERNAL N-CHANNEL POWER MOSFETS +5V IN +3.3V IN CIRCUIT OPERATES FROM 3.3VAUX AND +12V POWER SUPPLY 33 CHANNEL A OVERCURRENT AND UNDERVOLTAGE COMPARATORS FOR +5V 34 35 5VSA RSENSE5A 5VISENA PWRONA 3 OVERCURRENT AND UNDERVOLTAGE COMPARATORS FOR +3.3V 36 37 3VSA 3VISENA RSENSE3A 9 12VGA Q RESET S G OVERCURRENT AND UNDERVOLTAGE COMPARATORS FOR +12V FLTNA FAULT LATCH 4 Q SET P-CHANNEL MOSFET D 29 12VIN A +5V OUTA +3.3V OUTA 10 12VOA 2 -12VGA 38 -12VINA S G 12VIN A 5V REGULATOR GND 32 12VIN A 12V IN POWER-ON RESET LOW WHEN 12VINA < 10V COMBINING LOGIC COMMON TO BOTH CHANNELS N-CHANNEL MOSFET D OVERCURRENT COMPARATOR FOR -12V 1 -12VOA 14 26 AUXGB AUXINB EXTERNAL N-CHANNEL POWER MOSFETS +3.3V +5V IN IN 13 AUXOB PAUXONB 27 25 3V5VGB +3.3VAux CHANNEL B FAUXB 15 24 23 5VSB 5VISENB RSENSE5B ( IDENTICAL TO CHANNEL A ) 22 21 3VSB 3VISENB PWRONB 17 RSENSE3B 12 28 FLTNB 12VGB 12VINB 12VOB -12VGB -12VINB +5V OUTA +3.3V OUTA 11 16 18 20 19 -12VOB FUNCTIONAL BLOCK DIAGRAM REV. PrN 1/02 Information furni...