Data SheetADuM3224/ADuM4224PACKAGE CHARACTERISTICSTable 3. ParameterSymbolMinTypMaxUnitTest Conditions/Comments Resistance (Input-to-Output) RI-O 1012 Ω Capacitance (Input-to-Output) CI-O 2.0 pF f = 1 MHz Input Capacitance CI 4.0 pF IC Junction-to-Ambient Thermal Resistance ADuM3224 θJA 76 °C/W ADuM4224 θJA 45 °C/W IC Junction-to-Case Thermal Resistance ADuM3224 θJC 42 °C/W ADuM4224 θJC 29 °C/W INSULATION AND SAFETY RELATED SPECIFICATIONSADuM3224 SpecificationsTable 4. ParameterSymbol ValueUnitTest Conditions/Comments Rated Dielectric Insulation Voltage 3000 V rms 1 minute duration Minimum External Air Gap (Clearance) L(I01) 4.0 min mm Measured from input terminals to output terminals, shortest distance through air Minimum External Tracking (Creepage) L(I02) 4.0 min mm Measured from input terminals to output terminals, shortest distance path along body Minimum Internal Gap (Internal Clearance) 0.017 min mm Insulation distance through insulation Tracking Resistance (Comparative Tracking Index) CTI >400 V DIN IEC 112/VDE 0303 Part 1 Isolation Group II Material Group (DIN VDE 0110, 1/89, Table 1) ADuM4224 SpecificationsTable 5. ParameterSymbol ValueUnitTest Conditions/Comments Rated Dielectric Insulation Voltage 5000 V rms 1 minute duration Minimum External Air Gap (Clearance) L(I01) 7.6 min mm Measured from input terminals to output terminals, shortest distance through air Minimum External Tracking (Creepage) L(I02) 7.6 min mm Measured from input terminals to output terminals, shortest distance path along body Minimum Internal Gap (Internal Clearance) 0.017 min mm Insulation distance through insulation Tracking Resistance (Comparative Tracking Index) CTI >400 V DIN IEC 112/VDE 0303 Part 1 Isolation Group II Material Group (DIN VDE 0110, 1/89, Table 1) Rev. B | Page 5 of 19 Document Outline FEATURES APPLICATIONS FUNCTIONAL BLOCK DIAGRAM GENERAL DESCRIPTION TABLE OF CONTENTS REVISION HISTORY SPECIFICATIONS ELECTRICAL CHARACTERISTICS—5 V OPERATION ELECTRICAL CHARACTERISTICS—3.3 V OPERATION PACKAGE CHARACTERISTICS INSULATION AND SAFETY RELATED SPECIFICATIONS ADuM3224 Specifications ADuM4224 Specifications REGULATORY INFORMATION DIN V VDE V 0884-10 (VDE V 0884-10) INSULATION CHARACTERISTICS RECOMMENDED OPERATING CONDITIONS ABSOLUTE MAXIMUM RATINGS ESD CAUTION PIN CONFIGURATION AND FUNCTION DESCRIPTIONS TYPICAL PERFORMANCE CHARACTERISTICS APPLICATIONS INFORMATION PRINTED CIRCUIT BOARD LAYOUT UNDERVOLTAGE LOCKOUT PROPAGATION DELAY-RELATED PARAMETERS THERMAL LIMITATIONS AND SWITCH LOAD CHARACTERISTICS OUTPUT LOAD CHARACTERISTICS BOOTSTRAPPED HALF-BRIDGE OPERATION DC CORRECTNESS AND MAGNETIC FIELD IMMUNITY POWER CONSUMPTION INSULATION LIFETIME OUTLINE DIMENSIONS ORDERING GUIDE AUTOMOTIVE PRODUCTS