Preliminary Datasheet ADP1074 (Analog Devices) - 6

ADP1074 Preliminary Technical Data Parameter Symbol Test Conditions/Comments Min Typ Max Unit
COMP clamp maximum voltage 20uA sourcing current to COMP pin 2.52 V COMP clamp minimum voltage 20uA sinking current from COMP pin 0.6 V Open loop gain 80 dB Output shunt resistance 5 GΩ Gain Bandwidth Product 1 MHz PRECISION ENABLE THRESHOLD EN threshold V EN rising 1.14 1.2 1.26 V EN EN hysteresis V < 1.2 V 3 4 5 mA EN V > 1.2 V 1 µA EN EN Hysteresis current 3 µA MODE pin Light Load Mode current Connect a resistor from MODE to AGND2 5 6 7 µA Temperature Thermal shutdown 155 oC Hysteresis -15 oC SOFT START SS1 and SS2 pins Primary side SS1 current source During soft start only 8 µA Secondary side SS2 current source During soft start only, post-handover 20 µA 15 25 µA SS2 discharging current During a fault condition or soft stop 30 µA SYNC pin Synchronization Range 50 600 kHz Input Pulse Width 100 ns Number of cycles before 7 synchronization Input low voltage 0.4 V Input high voltage 3 V Leakage Current 1 μA COMP signal delay through iCoupler 600 ns iCOUPLER Rated Dielectric Insulation 1 minute duration 5 kV Voltage Minimum External Air Gap Measured from input terminals to output 7.6 min mm (Clearance) terminals, shortest distance through air Minimum External Air Gap Measured from input terminals to output 7.6 min mm (Creepage) terminals, shortest distance path along body Insulation distance through insulation Minimum Internal Gap (Internal 0.030 mm Clearance) Material Group (DIN VDE 0110, 1/89, Table >400 V Tracking Resistance CTI (Comparative Tracking Index) II Isolation Group Common mode Transient Immunity, Dynamic -25 25 kV/µs FB, OVP, AND PGOOD Over-voltage threshold for PGOOD to toggle for 1.3 1.36 1.42 V THRESHOLDS FB and OVP pin FB pin OV Hysteresis 25 mV FB pin UV threshold Under-voltage threshold for PGOOD to toggle 1.04 1.11 1.16 V FB pin UV Hysteresis 25 mV OVP comparator delay (includes 250 ns iCoupler delay) Rev. PrB | Page 6 of 14 Document Outline FEATURES APPLICATIONS GENERAL DESCRIPTION TABLE OF CONTENTS TYPICAL APPLICATION CIRCUITS SPECIFICATIONS REGULATORY INFORMATION ABSOLUTE MAXIMUM RATINGS THERMAL RESISTANCE ESD CAUTION PIN CONFIGURATION AND FUNCTION DESCRIPTIONS SIMPLIFIED BLOCK DIAGRAM APPLICATIONS INFORMATION INSULATION LIFETIME OUTLINE DIMENSIONS