Datasheet ADUM4070 (Analog Devices) - 5

HerstellerAnalog Devices
BeschreibungIsolated Switching Regulator with Integrated Feedback
Seiten / Seite20 / 5 — Data Sheet. ADuM4070. PACKAGE CHARACTERISTICS. Table 5. Parameter. …
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DokumentenspracheEnglisch

Data Sheet. ADuM4070. PACKAGE CHARACTERISTICS. Table 5. Parameter. Symbol. Min. Typ. Max. Unit. Test Conditions/Comments

Data Sheet ADuM4070 PACKAGE CHARACTERISTICS Table 5 Parameter Symbol Min Typ Max Unit Test Conditions/Comments

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Data Sheet ADuM4070 PACKAGE CHARACTERISTICS Table 5. Parameter Symbol Min Typ Max Unit Test Conditions/Comments
RESISTANCE AND CAPACITANCE Resistance (Input to Output)1 R 1012 Ω I-O Capacitance (Input to Output)1 C 2.2 pF f = 1 MHz I-O IC Junction to Ambient Thermal θ 45 °C/W Thermocouple is located at the center of JA Resistance the package underside; test conducted on a 4-layer board with thin traces2 THERMAL SHUTDOWN Thermal Shutdown Threshold TS 150 °C T rising SD J Thermal Shutdown Hysteresis TS 20 °C SD-HYS 1 The device is considered a 2-terminal device: Pin 1 to Pin 8 are shorted together, and Pin 9 to Pin 16 are shorted together. 2 See the Thermal Analysis section for thermal model definitions.
REGULATORY APPROVALS (PENDING)
The ADuM4070 is pending approval by the organizations listed in Table 6. For more information about the recommended maximum working voltages for specific cross-insulation waveforms and insulation levels, see Table 11 and the Insulation Lifetime section.
Table 6 . UL1 CSA VDE2
Recognized under UL 1577 component Approved under CSA Component Acceptance Notice #5A Certified according to DIN V VDE V recognition program 0884-10 (VDE V 0884-10):2006-12 Single protection, 5000 V rms isolation Basic insulation per CSA 60950-1-03 and IEC 60950-1, Reinforced insulation, 849 V peak voltage 600 V rms (848 V peak) maximum working voltage Reinforced insulation per CSA 60950-1-03 and IEC 60950-1, 400 V rms (565 V peak) maximum working voltage Reinforced insulation per IEC 60601-1, 250 V rms (353 V peak) maximum working voltage File E214100 File 205078 File 2471900-4880-0001 1 In accordance with UL 1577, each ADuM4070 is proof tested by applying an insulation test voltage ≥ 6000 V rms for 1 sec (current leakage detection limit = 10 µA). 2 In accordance with DIN V VDE V 0884-10 (VDE V 0884-10):2006-12, each ADuM4070 is proof tested by applying an insulation test voltage ≥ 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 (VDE V 0884-10):2006-12 approval.
INSULATION AND SAFETY-RELATED SPECIFICATIONS Table 7. Parameter Symbol Value Unit Test Conditions/Comments
Rated Dielectric Insulation Voltage 5000 V rms 1-minute duration Minimum External Air Gap (Clearance) L(I01) >8.0 mm Measured from input terminals to output terminals, shortest distance through air Minimum External Tracking (Creepage) L(I02) >8.3 mm Measured from input terminals to output terminals, shortest distance path along body Minimum Internal Distance (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. 0 | 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):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