effect of the PTC fuse is a voltage drop on the VBUS output with higher current loads. The chart below
shows the voltage versus the current load of the VBUS output.
Figure 3-4. VBUS Output Voltage vs. Current
3.4
Target Current Measurement
Power to the ATtiny1607 is connected from the on-board power supply and
VTG
pin through a 100-mil pin
header cut
Target Power strap
marked with “
POWER
” in silkscreen (J101). To measure the power
consumption of the ATtiny1607 and other peripherals connected to the board, cut the
Target Power Strap
and connect an ammeter over the strap.
Figure 3-5. Target Power Strap
Target Power strap (top side)
ATtiny1607 Curiosity Nano
Curiosity Nano
©
2019 Microchip Technology Inc.
User Guide
DS50002897A-page 12
