link to page 5 link to page 5 link to page 5 link to page 5 link to page 5 Data SheetADuM3070PACKAGE CHARACTERISTICSTable 5. ParameterSymbolMinTypMaxUnitTest Conditions/Comments RESISTANCE RI-O 1012 Ω Input to Output1 CAPACITANCE CI-O 2.2 pF f = 1 MHz Input to Output1 THERMAL IC Junction-to-Ambient Thermal Resistance2 θJA 76 °C/W Thermal Shutdown Threshold TSSD 150 °C TJ rising Hysteresis TSSD-HYS 20 °C 1 The device is considered a 2-terminal device: Pin 1 to Pin 8 is shorted together, and Pin 9 to Pin 16 is shorted together. 2 The thermocouple is located at the center of the package underside. REGULATORY APPROVALS (PENDING)Table 6. ULCSAVDE Recognized under the UL 1577 Approved under CSA Component Acceptance Notice #5A Certified according to DIN V VDE V Component Recognition Program1 0884-10 (VDE V 0884-10):2006-122 Single Protection, 2500 V rms Basic insulation per CSA 60950-1-03 and IEC 60950-1, Reinforced insulation, 560 V peak Isolation Voltage 400 V rms (848 V peak) maximum working voltage File E214100 File 205078 File 2471900-4880-0001 1 In accordance with UL 1577, each ADuM3070 is proof tested by applying an insulation test voltage of ≥3000 V rms for 1 sec (current leakage detection limit = 10 µA). 2 In accordance with DIN V VDE V 0884-10, each ADuM3070 is proof tested by applying an insulation test voltage of ≥1050 V peak for 1 sec (partial discharge detection limit = 5 pC). The asterisk (*) marking branded on the component designates DIN V VDE V 0884-10 approval. INSULATION AND SAFETY RELATED SPECIFICATIONSTable 7. ParameterSymbolValueUnitTest Conditions/Comments Rated Dielectric Insulation Voltage 2500 V rms 1-minute duration Minimum External Air Gap (Clearance) L(I01) >3.8 mm Measured from input terminals to output terminals along the printed circuit board (PCB) seating plane Minimum External Tracking (Creepage) L(I02) >3.1 mm Measured from input terminals to output terminals, shortest distance path along body Minimum Internal Gap (Internal Clearance) 0.017 min mm 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. A | Page 5 of 20 Document Outline Features Applications Functional Block Diagram General Description Table of Contents Revision History Specifications Electrical Characteristics—5 V Primary Input Supply/5 V Secondary Isolated Supply Electrical Characteristics—3.3 V Primary Input Supply/3.3 V Secondary Isolated Supply Electrical Characteristics—5 V Primary Input Supply/3.3 V Secondary Isolated Supply Electrical Characteristics—5 V Primary Input Supply/15 V Secondary Isolated Supply Package Characteristics Regulatory Approvals (Pending) Insulation and Safety Related Specifications 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 Application Schematics Transformer Design Transformer Turns Ratio Transformer ET Constant Transformer Primary Inductance and Resistance Transformer Isolation Voltage Switching Frequency Transient Response Component Selection Printed Circuit Board (PCB) Layout Thermal Analysis Power Consumption Power Considerations Soft Start Mode and Current-Limit Protection Insulation Lifetime Outline Dimensions Ordering Guide