Datasheet ADUM4070 (Analog Devices) - 7
| Fabricante | Analog Devices |
| Descripción | Isolated Switching Regulator with Integrated Feedback |
| Páginas / Página | 20 / 7 — Data Sheet. ADuM4070. ABSOLUTE MAXIMUM RATINGS. Table 10. Parameter. … |
| Formato / tamaño de archivo | PDF / 568 Kb |
| Idioma del documento | Inglés |
Data Sheet. ADuM4070. ABSOLUTE MAXIMUM RATINGS. Table 10. Parameter. Rating. ESD CAUTION
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Data Sheet ADuM4070 ABSOLUTE MAXIMUM RATINGS
Ambient temperature = 25°C, unless otherwise noted. Stresses above those listed under Absolute Maximum Ratings
Table 10.
may cause permanent damage to the device. This is a stress
Parameter Rating
rating only; functional operation of the device at these or any other conditions above those indicated in the operational Storage Temperature Range (T ) −55°C to +150°C ST section of this specification is not implied. Exposure to absolute Ambient Operating Temperature −40°C to +105°C Range (T ) maximum rating conditions for extended periods may affect A Supply Voltages1 device reliability. V , V 2 −0.5 V to +7.0 V DDA DD2 V , X1, X2 −0.5 V to +20.0 V REG
ESD CAUTION
Common-Mode Transients3 −100 kV/µs to +100 kV/µs 1 Each voltage is relative to its respective ground. 2 VDD1 is the power supply for the push-pull transformer; VDDA is the power supply for Side 1 of the ADuM4070. 3 Refers to common-mode transients across the insulation barrier. Common- mode transients exceeding the absolute maximum ratings may cause latch-up or permanent damage.
Table 11. Maximum Continuous Working Voltage Supporting a 50-Year Minimum Lifetime1 Parameter Max Unit Constraint
AC Voltage, Bipolar Waveform 565 V peak 50-year minimum lifetime AC Voltage, Unipolar Waveform 848 V peak 50-year minimum lifetime DC Voltage 848 V peak 50-year minimum lifetime 1 Refers to the continuous voltage magnitude imposed across the isolation barrier. See the Insulation Lifetime section for more information. Rev. 0 | Page 7 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):2006-12 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
Data Sheet ADuM4070 ABSOLUTE MAXIMUM RATINGS
Ambient temperature = 25°C, unless otherwise noted. Stresses above those listed under Absolute Maximum Ratings
Table 10.
may cause permanent damage to the device. This is a stress
Parameter Rating
rating only; functional operation of the device at these or any other conditions above those indicated in the operational Storage Temperature Range (T ) −55°C to +150°C ST section of this specification is not implied. Exposure to absolute Ambient Operating Temperature −40°C to +105°C Range (T ) maximum rating conditions for extended periods may affect A Supply Voltages1 device reliability. V , V 2 −0.5 V to +7.0 V DDA DD2 V , X1, X2 −0.5 V to +20.0 V REG
ESD CAUTION
Common-Mode Transients3 −100 kV/µs to +100 kV/µs 1 Each voltage is relative to its respective ground. 2 VDD1 is the power supply for the push-pull transformer; VDDA is the power supply for Side 1 of the ADuM4070. 3 Refers to common-mode transients across the insulation barrier. Common- mode transients exceeding the absolute maximum ratings may cause latch-up or permanent damage.
Table 11. Maximum Continuous Working Voltage Supporting a 50-Year Minimum Lifetime1 Parameter Max Unit Constraint
AC Voltage, Bipolar Waveform 565 V peak 50-year minimum lifetime AC Voltage, Unipolar Waveform 848 V peak 50-year minimum lifetime DC Voltage 848 V peak 50-year minimum lifetime 1 Refers to the continuous voltage magnitude imposed across the isolation barrier. See the Insulation Lifetime section for more information. Rev. 0 | Page 7 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):2006-12 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