Microchip Technology Microsemi PD70201EVB-25F-D-5 User Manual Download Page 10

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Isolated Flyback Converter Evaluation Board

Microsemi Proprietary and Confidential. PD70201EVB25F-D-5 User Guide Revision v1.0

Installation

Ensure that the board's power source is turned OFF before all peripheral devices are connected.

3.1

Initial Configuration

Note:

Prior to starting any operation, it is important to verify that the evaluation board is setup as

shown in the following figure.

Connect load to the board (using J1).

Connect a Cat5 cable from PSE or a DC power supply to evaluation board using input connector J3.

Figure 3

•

Test Setup

Summary of Contents for Microsemi PD70201EVB-25F-D-5

Page 1: ...PD70201EVB 25F D 5 User Guide 25W Isolated Flyback Converter Evaluation Board October 2019 ...

Page 3: ...r Guide Revision 1 0 1 1 Revision History The revision history describes the changes that were implemented in the document The changes are listed by revision starting with the most current publication 1 1 Revision 1 0 Revision 1 0 was published in October 2019 It was the first publication of this document ...

Page 8: ...1 0 6 2 5 Typical Performance 2 5 1 Efficiency at full load 5A 2 5 2 Efficiency vs load at 48V input 2 5 3 Load Regulation Output voltage vs load current 90 0 90 5 91 0 91 5 40 45 50 55 60 Input Voltage V Full Load Efficiency vs Input Voltage 84 85 86 87 88 89 90 91 92 0 1 2 3 4 5 Load curent amps Efficiency at 48V vs Load ...

Page 9: ...tary and Confidential PD70201EVB25F D 5 User Guide Revision v1 0 7 2 5 4 Step load response Output voltage response to continuous load transients from 2A to 5A 4 500 4 600 4 700 4 800 4 900 5 000 5 100 5 200 5 300 5 400 5 500 0 1 2 3 4 5 Load Regulation Load amps ...

Page 10: ...r source is turned OFF before all peripheral devices are connected 3 1 InitialConfiguration Note Prior to starting any operation it is important to verify that the evaluation board is setup as shown in the following figure Connect load to the board using J1 Connect a Cat5 cable from PSE or a DC power supply to evaluation board using input connector J3 Figure 3 Test Setup ...

Page 11: ...Microsemi Proprietary and Confidential PD70201EVB25F D 5 User Guide Revision v1 0 9 Isolated Flyback Converter Evaluation Board 4 Schematic Figure 4 Schematic ...

Page 14: ...yback Converter Evaluation Board ohm 62 1 U13 PD70201 AT POE PD controller for IEEE 802 3 PD70201 PD70201ILQ TR Microsemi 63 1 U16 PD70224 Ideal Diode Bridge dual 6x8 SMT PD70224 PD70224ILQ TR Microsemi Notes Third party components can be replaced by approved equivalents N C not installed optional ...

Page 15: ...solated Flyback Converter Evaluation Board 6 Board Layout This section provides the layout of the evaluation board The board is a four layer board with 2 Oz copper The following figures represent the silk of the board for tracking devices placements Figure 5 Top Silk Figure 6 Bottom Silk ...

Page 16: ...uide Revision v1 0 14 Isolated Flyback Converter Evaluation Board 7 Evaluation board ordering information Table 9 Evaluation Board Ordering Information Ordering Number Description PD70201EVB 25F D 5 IEEE802 3AT Type 2 PD based on PD70201 device with a 5V 5A output ...