SLVUC27 January   2021

 

  1.   Trademarks
  2. 1Introduction
    1. 1.1 Performance Specification
    2. 1.2 Modification
  3. 2Connector, Test Point and Jumper Descriptions
    1. 2.1 Connector and Test Point Descriptions
    2. 2.2 Jumper Configuration
      1. 2.2.1 Boost Converter with Bypass
      2. 2.2.2 Boost Converter with Automatic Buck or Boost Function
  4. 3Schematic, Bill of Materials, and Board Layout
    1. 3.1 Schematics
    2. 3.2 Bill of Materials
    3. 3.3 PCB Layouts

2.2.2 Boost Converter with Automatic Buck or Boost Function

In this section, it shows the how to set the EVM support Boost converter with automatic buck or boost application. The sketch schematic is shown in Figure 2-2, while the jumper configuration is shown in Table 2-3

GUID-20200923-CA0I-3BRB-L7PX-LGFJJRTV0LSX-low.gif Figure 2-2 Boost Converter with Automatic Buck or Boost
Table 2-3 Jumpers Configuration for Boost Converter with Automatic Buck or Boost
Reference Designator Description Configuration
JP1， JP2 Short 1-2: connect the SUP pin to the Vin port
Short 2-3: connect the SUP pin to the SUP port		 Short 2-3
JP3 Sup termination voltage selection At the mark 2.6 V
JP4 Changing current selection At the mark 250 mA
JP5 Output voltage target selection At mark 3.6 V
J11, J12 Operating mode selection pin. The MODE pin and EN pin work together to set device operation mode. Set High to select auto Buck or boost mode