nPM1100 EK v1.0.0

Measuring VOUTB current

The Power Profiler Kit II (PPK2) is operated in Ampere meter mode for this configuration.

  1. Connect the PPK2 to the nPM1100 EK with a 4-pin measurement cable using the following pins:
    • PPK2 GND to nPM1100 EK pin 4 on P4
    • PPK2 VIN to nPM1100 EK pin 3 on P4
    • PPK2 VOUT to Development Kit (DK) External supply
    • PPK2 GND to DK External supply
    VBUS current measurement with a PPK2
  2. Connect the PPK2 to a computer using a USB cable.
  3. Connect the nPM1100 EK to a USB power source using a USB cable.
  4. Start the Power Profiler app.
  5. Select your PPK2.
  6. Select Ampere meter as the mode.
  7. Toggle Enable power output to power the target device (nRF5340 DK in this example).
  8. Click Start.