Page 3 - Preface; How to Use This Manual
How to Use This Manual iii Read This First Preface How to Use This Manual This document contains the following chapters: - Chapter 1—Introduction - Chapter 2—48-V Telecom Hot Swap - Chapter 3—Schematics of the EVM and the Interface Card - Chapter 4—Layouts of the EVM and the Interface Card - Chapter...
Page 5 - Introduction
Running Title—Attribute Reference v Contents 1 Introduction 1-1 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2 48-V Telecom Hot-Swap EVM 2-1 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ...
Page 7 - Chapter 1
1-1 Introduction Fast development of telecommunications and networks has acceleratedgrowth of products with hot-plug capability to ensure that systems are alwayson. Many hot-swap or hot-plug devices are already available in the worldwidemarket. However, most such devices are for low-voltage applicat...
Page 9 - Chapter 2
2-1 48-V Telecom Hot-Swap EVM ! With the rapid growth of internet and telecommunications in general, more andmore electronic systems are required to run continuously. Therefore,redundant systems or modules may be required to prevent the crashing ofsystems. While redundant systems have proved feasibl...
Page 11 - Chapter 3
3-1 Schematics of the EVM and the Interface Card " ! " The evaluation kit includes two boards: one is the hot-swappableTPS2330EVM-184 48-V hot-swap EVM (SLVP184 board) where theTPS2330 controls voltage ramp-up and reduces inrush current during hot-plugevents; the other is an interface card (...
Page 15 - Chapter 4
4-1 Layouts of the EVM and the Interface Card #$ " ! " The following figures illustrate the placements of the components and thetop-layer layouts for both the 48-V hot-swap EVM and the interface cardrespectively. All the components are placed on the top layers except for the0.1- µ F capacito...
Page 16 - Top Layer
4-2 Layouts of the EVM and the Interface Card Figure 4–1. Top Layer of the Interface Card and Placement of the Components Top Layer Top Assembly
Page 19 - Chapter 5
5-1 Setup of the EVM " ! For proper operation of the EVM, one 48-V power supply, and a voltage meteror an oscilloscope are required. Refer to the setup diagram in Figure 5–1 and follow these steps for hot plugtesting: 1) Verify that the power-supply voltage is set at 48 V. Make sure the supply h...
Page 20 - Figure 5–1. Evaluation Setup of the Hot-Swap Board EVM; Power Supply
5-2 Setup of the EVM Figure 5–1. Evaluation Setup of the Hot-Swap Board EVM + – Power Supply 48–V, 1–A Supply Plug SLVP184 board into edge connector. Note key and slot loctions.
Page 21 - Chapter 6
6-1 Test Points % Two test points are available on the interface card (SLVP155): TP1 – VIN1 (input voltage)TP5 – GND (ground) On the 481-V hot-swap EVM, there are total 7 test points: TP1 – Gate of the IRF530N MOSFET TP2 – Input (VIN) of TPS2330 TP3 – VIN+ (EVM positive input rail, same as Vout+) TP...