Smart Socket
User Guide
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www.latticesemi.com/legal
.
All other brand or product names are trademarks or registered trademarks of their respective holders. The specifications and information herein are subject to change without notice.
24
FPGA-UG-02046-1.1
Figure A.2. Voltage Regulator and LEDs
5
5
4
4
3
3
2
2
1
1
D
D
C
C
B
B
A
A
+3.3V
+5V_USB
+3.3V
+3.3V
+5V_USB
+5V_USB
+3.3V
VCC_IO_PRG
[4,5]
PWR_ENQ
[2]
+5V_USB
[2]
DONEb
[2]
+3.3V [2]
VCC_CORE_PRG
[5]
PWR_EN
[2]
Date:
Size
Schematic Rev
of
Sheet
Title
Lattice Semiconductor Applications
Email: techsupport@Latticesemi.com
Board Rev
Project
September 26, 2017
B
A
6
3
Voltage Regulator and LEDs
XO2 Programming Board (PSSN-FT256-LCMXO2)
A
Date:
Size
Schematic Rev
of
Sheet
Title
Lattice Semiconductor Applications
Email: techsupport@Latticesemi.com
Board Rev
Project
September 26, 2017
B
A
6
3
Voltage Regulator and LEDs
XO2 Programming Board (PSSN-FT256-LCMXO2)
A
Date:
Size
Schematic Rev
of
Sheet
Title
Lattice Semiconductor Applications
Email: techsupport@Latticesemi.com
Board Rev
Project
September 26, 2017
B
A
6
3
Voltage Regulator and LEDs
XO2 Programming Board (PSSN-FT256-LCMXO2)
A
C22
6.8uF
16V
C20
6.8uF
16V
Q3
IRLML6402
1
3
2
D5
Red - 3.3V
1
2
C23
100nF
Q5
SI2336DS-T1-GE3
1
3
2
Q2
IRLML6402
1
3
2
R25
470
R20
2.2k
R27
100k
U4
LM317MBSTT3G or NCP1117LPSTADT3G
ADJ
1
IN
3
OUT
2
TAB
4
3.3V
J2
Header 1x2
1
2
R26
100k
R34
470
C21
10uF
10V
U3
NCP1117
GND
1
IN
3
OUT
2
TAB
4
R21
470
R24
1k
SW1
SW DPDT
4
6
5
1
3
2
D1
Blue - USB Power
1
2
R31
0
R22
100k
D2
Red - Socket Power
1
2
D3
Green - Done
1
2
R30
360
R33
470
Q1
IRLML6402
1
3
2
C19
10uF
10V
GND2
R32
4.7k
R45
10k
Q6
SI2336DS-T1-GE3
1
3
2
R46
10k
R23
1k
D4
Red - 1.2V
1
2
VCC_CORE_PRG
R42
1k
R29
330
D7
S1G
GND1
Q4
SI2336DS-T1-GE3
1
3
2
VCC_IO_PRG
D6
S1G
R28
220
VCC_CORE_ADJ
VCORE_SEL
VCORE_IN
VCORE_IN
