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MPS EVKT-1203, User Manual

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MPS EVKT-1203 User Manual Download Page 14

User Guide 

HR1203 Evaluation Kit (EVKT-1203)

 

 

HR1203 Evaluation Kit User Guide Rev 1.0 

MonolithicPower.com

 

13

 

5/7/2019 

MPS Proprietary Information. Patent Protected. Unauthorized Photocopy and Duplication Prohibited. 

 

© 2019 MPS. All Rights Reserved. 

 

 

Figure 17: Design-Loop Panel 

G.  Protection Panel 

This  panel  configures  AC  brown-in/brown-out  voltage  and  several  protection  parameters, 
including OVP, OCP, and OC limit (see Figure 18).

 

 

Figure 18: Protection Panel 

H.  Monitor Panel 

(online mode)

 

This panel monitors the status of the IC in online mode. Figure 19 shows how a user can check 
the input/output of the PFC stage and determine the fault state. 

 

Figure 19: Monitor Panel (Online Mode) 

Summary of Contents for EVKT-1203

Page 1: ...it User Guide Rev 1 0 MonolithicPower com 0 5 7 2019 MPS Proprietary Information Patent Protected Unauthorized Photocopy and Duplication Prohibited 2019 MPS All Rights Reserved User Guide HR1203 Evalu...

Page 2: ...Features and Benefits 3 Kit Specifications 3 Section 1 Hardware Specifications 4 1 1 Personal Computer Requirements 4 1 2 EVB Specifications 4 1 3 EVHR1203 PMBUS Kit Specifications 4 1 4 USB Isolator...

Page 3: ...apters and gaming and TV power supplies With the programming communication interface and GUI software circuit configurations of the digital PFC part can be easily customized greatly increasing design...

Page 4: ...o the instantaneous condition of the input voltage and output load With this feature the IC exhibits excellent efficiency and high PF at light load The LLC part implements an adaptive dead time adjust...

Page 5: ...d EVHR1203 Y 00A are evaluation boards for the HR1203 and are available in TSSOP 28 and SOIC 28 packages respectively For more information refer to the EVB datasheet Figure 2 Evaluation Board 1 3 EVHR...

Page 6: ...plication Prohibited 2019 MPS All Rights Reserved 1 4 USB Isolator Specifications The T USB Isolation Block 00A refers to the USB isolator which is needed between the I2C communication interface and t...

Page 7: ...ng occurs through the MPS GUI Follow the instructions below to install the software 1 Visit the MPS website at URL and download ________ to a directory of your choice 2 Extract the zip package and dou...

Page 8: ...rt with a USB isolator 2 After the communication interface is recognized by the computer see Figure 7 locate the proper wires to connect the EVB to the EVHR1203 PMBUS Kit 01A communication interface 3...

Page 9: ...CC is higher than 8V upon connection It only provides the power supply to VCC Then the IC works in normal operation To complete this process follow the steps below 1 Connect the positive and negative...

Page 10: ...x is displayed Please connect I2C kit to USB port correctly b If there is something wrong with the connection between the I2C communication interface and EVB the following prompt box is displayed Plea...

Page 11: ...unication interface and EVB are fully discharged In online mode the bus bulk capacitor should be discharged below 10V to prevent false triggering before being connected again 1 3 If connection is succ...

Page 12: ...el configures parameters related to the PWM switching of the PFC see Figure 14 Figure 14 Design PWM Panel D Design VOUT Panel This panel configures the PFC output voltage according to different input...

Page 13: ...ch can improve the PF of the PFC stage Compensation can be controlled in different degrees according to different input ranges see Figure 16 Figure 16 Design PF COMP Panel F Design Loop Panel This pan...

Page 14: ...served Figure 17 Design Loop Panel G Protection Panel This panel configures AC brown in brown out voltage and several protection parameters including OVP OCP and OC limit see Figure 18 Figure 18 Prote...

Page 15: ...hing is wrong a corresponding prompt box pops up If everything goes well a dialogue box reads Programmed successfully Click Export to save all the panel parameters in a Microsoft Excel spreadsheet Cli...

Page 16: ...Do not forget to click Enter in real time programming Otherwise the data change in GUI will not be updated to the chip 5 Close the GUI Since the panel parameters restore default values every time rest...

Page 17: ...d below 10V Then reconnect Prompt box Please check whether kit connects to EVB correctly 1 Connection failed Check and reconnect the communication interface with EVB 2 Communication interface or EVB n...

Page 18: ...communication interface and EVB VCCs Ensure the bulk capacitor is discharged below 10V Then reconnect 2 Driver installation problems Re install 3 USB port damaged Try another port 4 Restart computer...

Page 19: ...evaluation kit Contents of EVKT 1203 TSSOP EVHR1203 M 02A Evaluation board IC in TSSOP 28 EVHR1203 PMBUS Kit 01A Includes one USB to I2 C programming communication interface one USB cable and one ribb...

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