Use the nPM2100 EK with an alternative power source

nPM2100 EK Hardware

The nPM2100 EK can be used with an external power supply or a battery simulator.

Perform the following steps to connect and use an alternative power source:

  1. Remove the connected jumper on P6 to disconnect the Power Management Integrated Circuit (PMIC) from VBAT or VEXT.
  2. Select the required output voltage using a jumper on P8.
  3. Connect the power source on pin header P2 as follows:
    1. Connect VBATIN to P2 pin 1 and 2.
    2. Connect GND to P2 pin 3 and 4.
    Note: The applied voltage must be between 0.7 V and 3.4 V.
  4. Turn on the alternative power source.