Datasheet ADUM3070 (Analog Devices) - 6

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ADuM3070 Data Sheet DIN V VDE V 0884-10 (VDE V 0884-10) INSULATION CHARACTERISTICS
These isolators are suitable for reinforced electrical isolation only within the safety limit data. Protective circuits ensure maintenance of the safety data. The asterisk (*) marking on packages denotes DIN V VDE V 0884-10 approval.
Table 8. Parameter Test Conditions/Comments Symbol Characteristic Unit
Installation Classification per DIN VDE 0110 For Rated Mains Voltage ≤ 150 V rms I to IV For Rated Mains Voltage ≤ 300 V rms I to III For Rated Mains Voltage ≤ 400 V rms I to II Climatic Classification 40/105/21 Pollution Degree per DIN VDE 0110, Table 1 2 Maximum Working Insulation Voltage VIORM 560 VPEAK Input-to-Output Test Voltage, Method b1 VIORM × 1.875 = Vpd (m), 100% production test, Vpd (m) 1050 VPEAK tini = tm = 1 sec, partial discharge < 5 pC Input-to-Output Test Voltage, Method a After Environmental Tests Subgroup 1 VIORM × 1.5 = Vpd (m), tini = 60 sec, tm = 10 sec, Vpd (m) 840 VPEAK partial discharge < 5 pC After Input and/or Safety Test Subgroup 2 VIORM × 1.2 = Vpd (m), tini = 60 sec, tm = 10 sec, Vpd (m) 672 VPEAK and Subgroup 3 partial discharge < 5 pC Highest Allowable Overvoltage VIOTM 3500 VPEAK Withstand Isolation Voltage 1 minute withstand rating VISO 2500 VRMS Surge Isolation Voltage VPEAK = 10 kV, 1.2 µs rise time, 50 µs, 50% fall time VIOSM 6000 VPEAK Safety Limiting Values Maximum value allowed in the event of a failure (see Figure 2) Case Temperature TS 150 °C Side 1, Side 2 PVDDA, PVREG Power Dissipation PVDDA, PVREG 1.65 W Insulation Resistance at TS VIO = 500 V RS >109 Ω
1.8 mA) 1.6 R ( E W 1.4 O P EG 1.2 VR , P 1.0 DDA V 0.8 G P 0.6 TIN A R E 0.4 OP 0.2 FE A S 0
002
0 50 100 150 200 AMBIENT TEMPERATURE (°C)
10437- Figure 2. Thermal Derating Curve, Dependence of Safety Limiting Values on Ambient Temperature, per DIN V VDE V 0884-10
RECOMMENDED OPERATING CONDITIONS Table 9. Parameter Symbol Min Max Unit
TEMPERATURE Operating Temperature TA −40 +105 °C LOAD Minimum Load IISO (MIN) 10 mA Rev. A | Page 6 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