ADUM2251ARWZ-RL Analog Devices Inc, ADUM2251ARWZ-RL Datasheet
ADUM2251ARWZ-RL
Specifications of ADUM2251ARWZ-RL
Related parts for ADUM2251ARWZ-RL
ADUM2251ARWZ-RL Summary of contents
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FEATURES 2 Bidirectional I C communication Open-drain interfaces Suitable for hot-swap applications 30 mA current sink capability 1000 kHz operation 3 5.5 V supply/logic levels Wide body, 16-lead SOIC package with >8 mm creepage High temperature operation: 105°C ...
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ADuM2250/ADuM2251 TABLE OF CONTENTS Features .............................................................................................. 1 Applications....................................................................................... 1 General Description ......................................................................... 1 Functional Block Diagrams............................................................. 1 Revision History ............................................................................... 2 Specifications..................................................................................... 3 Electrical Characteristics............................................................. 3 Test Conditions............................................................................. 5 Package Characteristics ............................................................... 6 Regulatory Information............................................................... 6 Insulation and Safety-Related Specifications............................ ...
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SPECIFICATIONS ELECTRICAL CHARACTERISTICS DC Specifications All voltages are relative to their respective ground. All minimum/maximum specifications apply over the entire recommended operating range, unless otherwise noted. All typical specifications are at T Table 1. Parameter ADuM2250 Input Supply Current, Side ...
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ADuM2250/ADuM2251 AC Specifications All voltages are relative to their respective ground. All minimum/maximum specifications apply over the entire recommended operating range, unless otherwise noted. All typical specifications are at T for a timing test diagram. Table 2. Parameter MAXIMUM FREQUENCY ...
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TEST CONDITIONS GND 1 1 ADuM2250 DD1 3 NC DECODE ENCODE 4 SDA 1 DECODE 5 ENCODE SCL 1 DECODE ENCODE 6 GND 1 7 DECODE ENCODE NC 8 ...
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ADuM2250/ADuM2251 PACKAGE CHARACTERISTICS Table 3. Parameter Resistance (Input to Output Capacitance (Input to Output) Input Capacitance IC Junction-to-Ambient Thermal Resistance 1 The device is considered a 2-terminal device; Pin 1 to Pin 8 are shorted together, and Pin ...
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DIN V VDE V 0884-10 (VDE V 0884-10) INSULATION CHARACTERISTICS Note that the * marking on the package denotes DIN V VDE V 0884-10 approval for a 848 V peak working voltage. This isolator is suitable for reinforced isolation only ...
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ADuM2250/ADuM2251 ABSOLUTE MAXIMUM RATINGS T = 25°C, unless otherwise noted. A Table 8. Parameter Symbol Storage Temperature T ST Ambient Operating T A Temperature 1 Supply Voltages DD1 DD2 1 Input/Output Voltage SDA1 SCL1 ...
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PIN CONFIGURATION AND FUNCTION DESCRIPTIONS *PIN 1 AND PIN 7 ARE INTERNALLY CONNECTED. CONNECTING BOTH TO GND CONNECTING BOTH TO GND Table 9. ADuM2250 Pin Function Descriptions Pin No. Mnemonic 1 GND DD1 4 NC ...
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ADuM2250/ADuM2251 APPLICATIONS INFORMATION FUNCTIONAL DESCRIPTION The ADuM2250/ADuM2251 interface on each side nals. Internally, the bidirectional I C signals are split into two unidirectional channels communicating in opposite directions via dedicated iCoupler isolation channels. One channel of each ...
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STARTUP Both the V and V supplies have an under voltage lockout DD1 DD2 feature that prevents the signal channels from operating unless certain criteria is met. This feature is to avoid the possibility of input logic low signals from ...
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ADuM2250/ADuM2251 The preceding magnetic flux density values correspond to specific current magnitudes at given distances away from the ADuM2250/ADuM2251 transformers. Figure 11 expresses these allowable current magnitudes as a function of frequency for selected distances. As seen, the ADuM2250/ADuM2251 is ...
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... REFERENCE ONLY AND ARE NOT APPROPRIATE FOR USE IN DESIGN. ORDERING GUIDE Number of Model Inputs, V Side DD1 1 ADuM2250ARWZ 2 1 ADuM2250ARWZ- ADuM2251ARWZ 2 1 ADuM2251ARWZ- RoHS Compliant Part. 10.50 (0.4134) 10.10 (0.3976 7.60 (0.2992) 7.40 (0.2913) 1 10.65 (0.4193) 8 10.00 (0.3937) 1.27 (0.0500) BSC 2.65 (0.1043) 2.35 (0.0925) 8° ...
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ADuM2250/ADuM2251 NOTES Rev Page ...
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NOTES Rev Page ADuM2250/ADuM2251 ...
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ADuM2250/ADuM2251 NOTES ©2007 Analog Devices, Inc. All rights reserved. Trademarks and registered trademarks are the property of their respective owners. D06670-0-4/07(0) Rev Page ...