SBC-C57
SBC-C57 User Manual - Rev. First Edition: 1.0 - Author: S.O. - Reviewed by R.Z. - Copyright © 2021 SECO S.p.A.
17
2.3.3
Power rails
In all the tables contained in this manual, the power rails are named with the following meaning:
V
IN
: Power In voltage (in the range +12V
DC
..+24V
DC
) directly coming from the Power Supply connectors CN26 or CN27
+12V_ALW: +12V
DC
power rail, directly generated from V
IN
power rail, immediately available when V
IN
voltage is applied.
+5V_ALW: +5V
DC
power rail, directly generated from V
IN
power rail, immediately available when V
IN
voltage is applied.
+3V3_ALW: +3.3V
DC
power rail, directly generated from V
IN
power rail, immediately available when V
IN
voltage is applied.
+5V_RUN: main +5V
DC
power rail generated by the on-board PMIC.
+3V3_RUN: main +3.3V
DC
power rail generated by the on-board PMIC.
+1V8_RUN: main +1.8V
DC
power rail generated by the on-board PMIC.
+1V5_RUN: main +1.5V
DC
power rail generated from +3V3_RUN by an on-board DCDC converter.
V
RTC
: 3V power rail for supplying the Ultra Low Power RTC
2.3.4
Power consumption
The power consumption has been measured on V
IN
power rail using a 24V
DC
source. For measurement, one configuration has been considered.
Configuration
Processor i.MX8QuadXPlus Full Featured;
RAM: 2GB LPDDR4;
Storage: 16GB eMMC;
Video Interface: eDP, LVDS + LED Driver;
Networking: 2x Gigabit LAN + WiFi with u.FL Antennas;
Expansion interfaces: 1x RS-232, 1x RS-485, 1x CAN
Other: Audio Codec
Commercial Temperature range
15.6
”
eDP display type BOE EV156FHM-N10 connected
Status
Average Value
(30s)
Peak Value
OS Boot
3.48W
0.145A
3.52W
0.147A
OS Boot and eDP display connected
6.792W
0.283A
8W
0.335A
Stress test: Audio, Eth0, Eth1, Wifi
10.2W
0.425A
10.3W
0.429A
