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User Guide

 

8 

 

 

ROA 128 5151

 

PIM Evaluation Board

 

1/28701-ROA 128 5151 Rev A 

May 2018

 

© Flex

 

 
 

3 

PMBus/USB Adaptors 

The Flex Power KEP 910 17 PMBus-to-USB adaptor is used to connect the 
PIM board to a PC. 

 

3.1 

Connection of Flex Power KEP 910 17 PMBus-to- 
USB adaptor 

Connect the Flex Power KEP 910 17 PMBus-to-USB adaptor as shown in Figure 
3. Connector is found on reverse side of the ROA 128 5151 board (see 8a, 
Figure 1). 

 
 
 

 

 
 

 

Figure 3. Connection of the Flex Power KEP 910 17 PMBus-to-USB adaptor. 

Summary of Contents for ROA 128 5151

Page 1: ...User Guide ROA 128 5151 PIM Evaluation Board 1 28701 ROA 128 5151Rev A May 2018 Flex PIM Evaluation Board ROA 128 5151 User Guide ...

Page 2: ...nt Power 7 3 PMBus USB Adaptors 8 3 1 Connection of Flex Power KEP 910 17PMBus to USB adaptor 8 4 Power up and Power down Instructions 9 4 1 Power up instruction 9 4 2 Power down instruction 10 5 Address and Voltage Pin strap Resistors 11 5 1 Address pin strap resistors 11 5 2 Holdup voltage adjust resistor 12 5 3 Input voltage range pin strap resistor 13 5 4 Output 2 voltage adjust resistors 14 6...

Page 3: ...rd provides the possibility to evaluate operation of PIM 4328 or PIM 4820 The ROA 128 5151 board is a part of the 3E Design Kit 1 1 Prerequisites In order to operate the ROA 128 5151 board the following is needed Power supply 36 75 V PIM 4328 or PIM 4820 PMBus to USB adaptor Flex Power KEP 910 17 The 3E GUI Gold Edition software package and a compatibleWindows PC Users must be familiar with the Wi...

Page 4: ...28 5151 2 1 Board Description Figure 1 ROA 128 5151 top side 1a Input voltage connector A 1b Input voltage connector B 1c Input voltage connector A GND 1d Input voltage connector B GND 1e Output voltage connector 1f Output voltage connector GND 2 Shelf GND 3a Input Management Power 3b Input Management Power GND ...

Page 5: ... sharing the same PMBus and Sync signals Only one PMBus to USB adaptor is needed The following signals are connected to the board to board connectors SYNC SALERT SCL SDA CTRL VI2C DGND 7 Enable switch A and B 8a Connector for the Flex Power KEP 910 17 PMBus to USB adaptor It is found on reverse side of the board 9a Position for PIM 4820 9b Position for PIM 4328 10 PIM I O Connector The following s...

Page 6: ...cluded in the kit It is up to the user to un mount and or mount the capacitance actually needed For information about hold up capacitance recommendations please see the technical specification for the PIM product When connecting the 3300µF capacitor attach connector of the capacitor see a Figure 2 to the connection of the board see b Figure 2 Soldering is required Figure 2 Connection of the Hold U...

Page 7: ...Enable switches A and B should be in OFF position see 7 Figure 1 2 3 Management Power With an external power supply PIM 4820 s management power see 3c in Figure 1 can handle larger loads for more information see the technical specification for the PIM product The external power supply shall be connected between IN2 and GND see 3a 3b Figure 1 it shall be at least 1 5 V above the OUT2 voltage see 3c...

Page 8: ...s to USB adaptor is used to connect the PIM board to a PC 3 1 Connection of Flex Power KEP 910 17PMBus to USB adaptor Connect the Flex Power KEP 910 17 PMBus to USB adaptor as shown in Figure 3 Connector is found on reverse side of the ROA 128 5151 board see 8a Figure 1 Figure 3 Connection of the Flex Power KEP 910 17 PMBus to USB adaptor ...

Page 9: ...e sure the enable switches are in OFF position see 7 Figure 1 Connect and turn On the 36 75 V supply Turn either enable switch A or B in ON position Connect the PMBus Adapter Cable to the board Start the 3E GUI Gold Edition software PIM 4820 Mount the PIM products in the position see 9a Figure 1 Connect and turn On the 36 75 V supply Connect the PMBus Adapter Cable to the board Start the 3E GUI Go...

Page 10: ... Flex 4 2 Power down instruction PIM 4328 The products can be removed or replaced only after the enable switches has been set in OFF position and the supply voltage has been turned off PIM 4820 The products can be removed or replaced only after the supply voltage has been turned off ...

Page 11: ...hold up and OUT2 voltage adjustments For exact resistor values see the technical specification for the PIM product 5 1 Address pin strap resistors Figure 5 shows the positions of the address pin strap resistors for the different PIM products R2 and R3 are positions of the address pin strap resistors for PIM 4820 R29 is the position of the address pin strap resistors for PIM 4328 Figure 5 Positions...

Page 12: ...5 2 Holdup voltage adjust resistor Figure 6 shows the position of the hold up voltage adjust resistor which is common for all PIM products see R4 Figure 6 For exact resistor values see the technical specification for the PIM product Figure 6 Position of the hold up voltage adjust resistor ...

Page 13: ... Input voltage range pin strap resistor Figure 7 shows the position of the input voltage range pin strap resistor for PIM 4820 products see R1 Figure 7 For exact resistor values see the technical specification for the PIM product Figure 7 Position of the input voltage range pin strap resistor ...

Page 14: ...x 5 4 Output 2 voltage adjust resistors Figure 8 shows the positions of the Output 2 voltage adjust resistors for PIM 4820 products see R6 R7 Figure 8 For exact resistor values see the technical specification for the PIM product Figure 8 Positions of the Output 2 voltage adjust resistors ...

Page 15: ...ach position there are two 12 A fuses mounted in parallel Figure 9 The positions of the fuses 7 Isolation The board is equipped with 0 Ohm resistors tying SHELF_GND and GND DGND together If 2250 V isolation is desired the resistors R33 R35 have to be removed Figure 10 shows the positions of the resistors R33 R35 Figure 10 Positions of the resistors R33 R35 tying SHELF_GND and GND DGND together ...

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