1
1
2
2
3
3
4
4
5
5
6
6
D
D
C
C
B
B
A
A
Document Number:
Rev
Sheet
Date:
of
4/23/2009
3
6
Drawing Title:
Page Title:
Size
LM3S9B96 Development Board
Power Supplies
B
A
DB-LM3S9B96
DBG+5V
VBUS Fault Protected Switch
+VBUS
GN
D
2
IN
5
EN
4
OCn
3
OUT
1
U6
TPS2051BDBV
C40
2.2UF
C41
2.2UF
C43
2.2UF
SHDN
4
VIN
5
SW
1
GND
2
FB
3
U7
FAN5333B
ILED+
D3
FYV0704SMTF
+5V
C38
2.2UF
10uH
L1
NR4018T100M
LED Backlight Controller
C45
0.1UF
C46
0.1UF
C44
0.1UF
R26
15
R25
10K
ILED-
24V
D4
BZT52C24
+5V
EPEN
JP37
PFLT
JP38
Backlight
JP39
PA7/USBPFLT/CAN0TX
PA6/USBEPE/CAN0RX
USB0EPE
USB0PFLT
0.01UF
C39
C42
2.2UF
C37
2.2UF
VOUT
5
NR
1
ON
3
GN
D
2
VIN
4
U5
PQ1LA333MSPQ
C36
2.2UF
+5V
ICDI
JP34
OTG
JP35
EXT
JP36
+5V
+5V DC INPUT
PJ-002BH-SMT
1
2
3
J7
+VBUS
CATHODE
1
ANODE
2
NC
3
U4
LM4040B30IDB
VREF 3.00V
JP33
R22
1.5K
+3.3V
C35
2.2UF
3.0V 0.2% Voltage Reference
Main +3.3V Supply
Power Source Selection
R24
10K
R23
10K
+3.3V
VREF_3.0V
PB6/TXSCK/AVREF
C34
0.1UF
GND
TP2
BLON
5.0V
TP3
+5V
C20
0.1UF
Indicates factory-default jumper position.
+3.3V
3.3V
TP1
P3V
JP60
M3V
JP61
M+3.3V
GND
JP59
Schematic page 3
Summary of Contents for Stellaris LM3S9B96
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