SSZT500 April   2023 THVD1419 , THVD1424 , THVD1429 , THVD1450 , THVD1500 , THVD1550 , THVD2450

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   2. 1. When Do You Need Termination on Your RS-485 Bus, and How Do You Terminate Properly?
   3. 2. What Is Fail-safe Biasing, and How Do You Implement It?
   4. 3. How Do You Calculate the Maximum Number of Nodes on an RS-485 Bus?
   5. 4. How Do You Know When You Need to Add a Ground Wire between Nodes?
   6. 5. What’s the Length vs. Speed Recommendation for RS-485?
   7. 6. How Do You Estimate the Power Dissipation of RS-485?
   8. 7. How Do You Protect Your RS-485 Interface from Electrostatic Discharge (ESD)?
   9. 8. How Do You Know If You Need an External TVS Diode?
   10. 9. How Do You Protect against Short-circuits to Higher Voltages?

Frequently Asked Questions and Answers for RS-485 Transceivers