CLEARPATH Turtlebot4 User Manual page 94

Table 2: Maximum power consumption of individual components and systems
Source
User Interface Board
4 USB-C ports
USB Hub Controller
OLED Display
User LEDs
USER PWR Ports
OAK-D-Lite
OAK-D-Pro (connected to
RPi)
OAK-D-Pro (connected to
UI Board)
RPLIDAR A1M8
Blower Fan
Axial Fan
Raspberry Pi 4B
Note
Not accounting for inefficiencies of components, and power loss. Assuming USB hub speed
operating with all ports at SuperSpeed, and OLED is set to max brightness.
Operating
Voltage (V)
5
1.2, 3.3
12
5
VBAT
12
5
3.3
5
5
5
5
5
5
5
Max current
draw (A)
3
1.3
0.031
0.007
0.3
0.3
0.5
0.25
1
1
1.5
0.6
0.25
0.15
1.2
Max Power
(W)
~40
15
1.8
0.372
0.17
4.32
3.6
2.5
0.825
5
5
7.5
3
1.25
0.75
6