SLVUDD7 March   2026 BQ25640

 

  1.   1
  2.   Description
  3.   Get Started
  4.   Features
  5.   Applications
  6.   6
  7. 1Evaluation Module Overview
    1. 1.1 Introduction
    2. 1.2 Kit Contents
    3. 1.3 Specifications
    4. 1.4 Device Information
  8. 2Hardware
    1. 2.1 Header Information
    2. 2.2 Jumper Information
    3. 2.3 Equipment
    4. 2.4 Hardware Setup
  9. 3Software
    1. 3.1 Software Setup
    2. 3.2 Test Procedure
      1. 3.2.1 Initial Power Up
      2. 3.2.2 I2C Register Communication Verification
      3. 3.2.3 Charger Mode Verification
      4. 3.2.4 Boost Mode Verification
      5. 3.2.5 Helpful Tips
  10. 4Hardware Design Files
    1. 4.1 Schematic
    2. 4.2 PCB Layout
      1. 4.2.1 PCB Layout Guidelines
    3. 4.3 Bill of Materials (BOM)
  11. 5Additional Information
    1.     Trademarks

2.2 Jumper Information

Table 2-2 lists the jumper and shunt installations available on this EVM and the respective descriptions.

Table 2-2 EVM Jumper Shunt and Switch Installation
Jack Description BQ25640 Setting
JP1 USB2ANY pull-up rail. Not required if using EV2400. Installed
JP2 SCL pull-up rail. not required if using EV2400. Installed
JP3 SDA pull-up rail. not required if using EV2400. Installed
JP4 USB Type C port input D+ connection to charger D+ pin. Installed
JP5 USB Type C port input D- connection to charger D- pin. Installed
JP6 Charger D+ pin and charger D- pin short connection. Connect this to simulate the connection of a DCP-type USB port as defined by USB BC1.2. Not Installed
JP7 D-_ILIM to ground connection. Not Installed
JP8

D-_ILIM to 2.2kohm connection.

 Not Installed
JP9 CE pin connection to ground or pullup to enable/disable charging. When CE connected to pullup, short pins 1-2, charge disabled. Short pins 2-3
JP10 Connect 10 kohm in parallel with TS resistor network to simulate a battery at 25 C. Disconnect if using external thermistor. Installed
JP11 Selector between charger TS pin and ADCIN. Short pins 2-3
JP12 Selector between Pin 7 and Pin 19 as pullup for TS resistor network. Short pins 2-3
JP13 BATP pin connection to BAT+ on J4. Installed
JP14 PG pin connection to REGN. Not Installed
JP16 D+_STAT pin LED indicator connection. Not Installed
JP17 INT pin connection to pull-up rail. Installed
JP18 PG pin LED indicator connection. On PG enabled chargers, this indicates the Power Good status. Installed
JP19 I/O pull-up rail selection. Select either BAT or SYS as pullup rail. Short pins 2-3
S1 QON control switch. Press either for exiting Shipping Mode or System Reset. Default Off