Nvidia Jetson Orin NX Series User Manual

Power
PRELIMINARY INFORMATION
Jetson Orin NX Series and Jetson Orin Nano Series DG-10931-001_v1.1 | 22
Button MCU
Signal Name
Associated Orin
Module Pin
Name
Associated
Module Pin
#
I/O Type
Trigge
r Level
Drive
Mode
Description
MCU Pin
BMCU_C2CK
Clock for programming/debug.
4.7k Pull-up to 3V3_AO.
RST*_C2
CK
Note: OD Open-drain. PP = Push-pull.
Figure 6-7. Power-On Button Circuit
3V3_AO
3V3_AO
POWER_EN
0.1uF
4.7k
EFM8SB10F2G
VDD
P1.7
P1.6
P1.5
P1.3
P1.2
P2.7_C2D
RST*_C2CK
GND
EPAD
P0.0
P0.1
P0.2
P0.3
P0.4
P0.5
P0.6
P0.7
P1.0
P1.1
3V3_AO
10k
SLEEP/WAKE*
ACOK
100k
3V3_AO
10k
VDD_5V_SYS
OE
SN74LV1T125
100k
10k
10k
10k
110
3V3_AO
0.1uF
BUCK_5V_PG
10ms Delay
100k
3V3_AO
OE
100k
SYS_RESET*
100k
VDD_IN
SHUTDOWN_REQ*
BUCK_3V3_EN
SN74LV1T125
VDD_DCIN
91k
5.11k,1% 19.6k,1%
10nF
FET
G
D S
100k,1%
VDD_DCIN
FET G
D
S
BUCK_5V_PG
74LVC1G07GW
TP1
TP3
TP2
VIN_PWR_ON
1k
10k
Jumper J1
J1 IN: Button Power-ON
J1 OUT: Auto-Power-ON
Note: Button initiated power on is enabled if the ACOK line is pulled to GND (J1 in figure
installed). Auto-Power-On is enabled if the ACOK line is not pulled to GND (J1 not installed -
circuit drives ACOK high).

Nvidia Jetson Orin NX Series Specifications

General

Brand	Nvidia
Model	Jetson Orin NX Series
Category	Control Unit
Language	English