Atmel AT91SAM9M10-G45-EK, User Manual

Page: 18 / 68

Board Description
AT91SAM9M10-G45-EK User Guide 4-9
6495B–ATARM–21-Apr-10
Figure 4-6. Management Power Block
PWR_EN
5V
1V
1V
5V
1V 8
1V 8
5V
3 V 3
3 V 3
5V
3 V 3
S HDN
FORCE
POWER
ON
REGULATED
5V ONLY
MN4
RT901
8 A
MN4
RT901
8 A
PGOOD
1
EN
2
VIN
3
VDD
4
NC
5
VOUT
6
ADJ
7
GND
8
EP
9
C9
10 u
C9
10 u
C12
10 u
C12
10 u
R9
100k R9
100k
R1 8
12k
R1 8
12k
C11
1
u
C11
1
u
C26
1
u
C26
1
u
R11
100k R11
100k
C2 3
10 u
C2 3
10 u
R16
10k R16
10k
C 3 10n C 3 10n
MN1
RT91
8 6A
MN1
RT91
8 6A
VIN
1
VIN
2
PGOOD
3
EN
4
GND
5
ADJ
6
VOUT
7
VOUT
8
EP
9
R2
100k R2
100k
C16 10n C16 10n
C5
10n C5
10n
C4
33u
+
C4
33u
R6
12k R6
12k
R4 47k R4 47k
C17
15p
C17
15p
R15 15k R15 15k
C7
1 u
C7
1 u
R7
15k R7
15k
JP4
S IP2
JP4
S IP2
1
2
CR1
5V CR1
5V
MN2
RT901
8 A
MN2
RT901
8 A
PGOOD
1
EN
2
VIN
3
VDD
4
NC
5
VOUT
6
ADJ
7
GND
8
EP
9
Q1
S i156 3 EDH
Q1
S i156 3 EDH
1 3 2
4 5 6
C6
10
u
C6
10
u
R199
100k
R199
100k
J2
DC POWER JACK
J2
DC POWER JACK
1
2
3
R 8
47k
R 8
47k
C1 3
1 u
C1 3
1 u
R17
10k R17
10k
C27
10
u
C27
10
u
C10
1
u
C10
1
u
C24
1
u
C24
1
u
R 3
100k
R 3
100k