Schematics

5
5
4
4
3
3
2
2
1
1
D D
C C
B B
A A
For USB/PCIe PHY Power (1.2V)
12V to 5V_EFM DC-DC Converter
5.0V EFFM4552 5G FEM
+5V/1200mA Max.
Vout=0.765*(1+P8R2/P8R3)=4.965V
12V to 5V_USB DC-DC Converter
5.0V USB2.0&USB3.0
+5V/1250mA Max.
Vout=0.765*(1+P8R11/P8R12)=5.17V
12V to 3.3V DC-DC Converter
+3.3V/3A Max.
Vout=0.765*(1+P3R2/P3R3)=3.3048V
12V to 1.0V DC-DC Converter
Vout=0.765*(1+P5R2/P5R3)=1.0V
1.0V/600mA Max.
12V to 1.1V DC-DC Converter
Vout=0.765*(1+P5R10/P5R9)=1.1V
1.1V/800mA Max.
Vout=0.8*(1+5.11K/10K)=1.2V
1.2V/300mA Max.
Please reomve all components in this block
for ac1900
3.3V to 1.2V DC-DC Converter
Vout
+5V/1200mA Max.
Vout=0.765*(1+P8R2/P8R3)=4.965V
1.2VD
5V_5G
3.3VD
12VIN
5V_USB
12VIN
1.1VD
12VIN +1.0VE
12VIN
+1.0VE
12VIN
12VIN
12VIN
3.3VD
5V_2G
12VIN
Size Document Number Rev
Date: Sheet of
Design By: Review By:
0.1
DIR-3060
13 23
POWER
liuyingC
Size Document Number Rev
Date: Sheet of
Design By: Review By:
0.1
DIR-3060
13 23
POWER
liuyingC
Size Document Number Rev
Date: Sheet of
Design By: Review By:
0.1
DIR-3060
13 23
POWER
liuyingC
P8R1
R/100K/F/1/16W/0402
P3C1
C/106/K/25V/X5R/0805
P8C12
C/226/M/10V/X5R/0805
C518
NI/C/2.2uF/J/25V/NP0/0805
P3C3
C/104/K/25V/X7R/0402
P8C28
C/104/K/16V/X7R/0402
R324
R/20K/F/1/16W/0402
C289
C/331/J/50V/NP0/0402
P5C17
C/104/K/25V/X7R/0402
P3C8
C/225/K/10V/X5R/0402
P8R5
R/1K/F/1/20W/0201
P3C9
NI/C/226/M/6.3V/X5R/0603
P8R12
R/10K/F/1/16W/0402
P8U2
U/PWM/BUCK/4.5V~17V/2A/SOT23-6/SN1504026DDCR
GND
1
SW
2
IN
3
FB
4
EN
5
BST
6
P5C20
NI/C/104/K/25V/X7R/0402
P5U1
U/PWM/BUCK/4.5V~17V/2A/SOT23-6/SN1504026DDCR
GND
1
SW
2
IN
3
FB
4
EN
5
BST
6
P8C5
C/226/M/10V/X5R/0805
P3L1 L/2.2uH/+-20%/4A/SMD-4.45*4.06*1.8mm
P5R9
R/10K/F/1/16W/0402
P5C2
C/104/K/25V/X7R/0402
P5C16
C/226/M/6.3V/X5R/0603
P5C4
C/104/K/25V/X7R/0402
P8C25
C/104/K/25V/X7R/0402
P8L1 L/2.2uH/+-20%/4A/SMD-4.45*4.06*1.8mm
P8U4
U/PWM/BUCK/4.5V~17V/2A/SOT23-6/SN1504026DDCR
GND
1
SW
2
IN
3
FB
4
EN
5
BST
6
P8C20
C/226/M/10V/X5R/0805
P5R2
R/3K09/F/1/16W/0402
C285
C/103/K/25V/X7R/0402
C290
C/331/J/50V/NP0/0402
P5C6
C/226/M/6.3V/X5R/0603
P5C22
C/226/M/6.3V/X5R/0603
P8C18
C/104/K/16V/X7R/0402
C299
C/331/J/50V/NP0/0402
C283
C/103/K/25V/X7R/0402
C287
C/331/J/50V/NP0/0402
C236
C/104/K/10V/X5R/0201
P8R9
R/100K/F/1/16W/0402
P8C23
C/104/K/25V/X7R/0402
P8R8
R/10K/F/1/16W/0402
P8L4
L/2.2uH/+-20%/4A/SMD-4.45*4.06*1.8mm
P8R13
R/1K/F/1/20W/0201
P8C10
C/226/M/10V/X5R/0805
C237
C/104/K/10V/X5R/0201
P8C22
C/226/M/10V/X5R/0805
P8C21
C/106/K/25V/X5R/0805
P8C6
C/226/M/10V/X5R/0805
P8C9
C/226/M/10V/X5R/0805
P8R7
R/54K9/F/1/16W/0402
R828
R/10K/F/1/16W/0402
C282
C/104/K/25V/X7R/0402
P9C29
C/330/J/50V/NP0/0201
R330
R/100K/F/1/16W/0402
P8R11
R/57K6/F/1/16W/0402
P8U1
U/PWM/BUCK/4.5V~17V/2A/SOT23-6/SN1504026DDCR
GND
1
SW
2
IN
3
FB
4
EN
5
BST
6
P8C14
C/104/K/25V/X7R/0402
R325
R/100K/F/1/16W/0402
P3C10
C/105/K/10V/X5R/0402
P5L3 L/SMD_Choke/1uH/+-30%/SMD-4.9*4.9*2.0mm
P3C2
NI/C/226/M/6.3V/X5R/0603
P8C3
C/104/K/25V/X7R/0402
P3C5
C/104/K/25V/X7R/0402
P5R8
R/100K/F/1/16W/0402
P8R6
R/100K/F/1/16W/0402
P3C4
NI/C/104/K/25V/X7R/0402
CN5
CN/DC jack/ D1.3mm/D4.0mm/black/DIP-3pin/DC-005-1.3/HUALI
12
3
P8C2
C/104/K/25V/X7R/0402
P5C18
C/106/K/25V/X5R/0805
Q2
Q/40V/0.2A/SOT-23/KMBT3904
1
3 2
P5C7
C/104/K/16V/X7R/0402
P3C7
C/226/M/6.3V/X5R/0603
P8C27
C/226/M/10V/X5R/0805
P5C23
C/226/M/6.3V/X5R/0603
R218
NI/R/0R/F/1/16W/0402
P8C11
C/330/J/50V/NP0/0201
P8C26
C/226/M/10V/X5R/0805
R328
R/0R/F/1/16W/0402
P5U4
U/PWM/BUCK/4.5V~17V/2A/SOT23-6/SN1504026DDCR
GND
1
SW
2
IN
3
FB
4
EN
5
BST
6
P5C5
C/226/M/6.3V/X5R/0603
R170
R/1K/F/1/20W/0201
U524
U/2.8-6V/ADJ/600mA/TSOT23-5/ZTP7001-00
IN
1
OUT
5
FB
4
EN
3
GND
2
P5C3
NI/C/104/K/25V/X7R/0402
P4U2
U/PWM/BUCK/4.5V~17V/3A/SOT23-6/SN1501020DDCR
GND
1
SW
2
IN
3
FB
4
EN
5
BST
6
P5C1
C/106/K/25V/X5R/0805
Q3
Q/-40V/-0.2A/SOT-23/KMBT3906
1
3 2
R827
R/5K11/F/1/16W/0402
P8C19
C/106/K/25V/X5R/0805
C439
C/220/J/50V/NP0/0402
P5R3
R/10K/F/1/16W/0402
C284
C/103/K/25V/X7R/0402
+
C280 C/LESR/1000uF/M/16V/D10/H16/Rad-5
12
P5C21
C/104/K/25V/X7R/0402
P8C1
C/106/K/25V/X5R/0805
P8C24
C/104/K/25V/X7R/0402
P8C17
C/226/M/10V/X5R/0805
P5R26
R/100K/F/1/16W/0402
C180
C/226/M/6.3V/X5R/0603
C517
C/103/K/25V/X7R/0402
P8C7
C/104/K/16V/X7R/0402
C238
C/226/M/6.3V/X5R/0603
P8R10
R/100K/F/1/16W/0402
P5R1
R/100K/F/1/16W/0402
Q1
Q/SOIC-8/NTMS5P02R2G
G
4
D1
5
S1
1
D2
6
D3
7
D4
8
S2
2
S3
3
P8R4
R/1K/F/1/20W/0201
P8R3
R/10K/F/1/16W/0402
P8C16
C/226/M/10V/X5R/0805
C288
C/331/J/50V/NP0/0402
P3C11
C/104/K/16V/X7R/0402
P5L4 L/SMD_Choke/1uH/+-30%/SMD-4.9*4.9*2.0mm
P8C8
C/330/J/50V/NP0/0201
P5C24
C/226/M/6.3V/X5R/0603
P8R2
R/54K9/F/1/16W/0402
P8C15
C/104/K/25V/X7R/0402
R322
R/20K/F/1/16W/0402
P3R2
R/33K2/F/1/16W/0402
P8C31
C/226/M/10V/X5R/0805
C301
C/331/J/50V/NP0/0402
P5R10
R/5K11/F/1/16W/0402
P8L2 L/2.2uH/+-20%/4A/SMD-4.45*4.06*1.8mm
P8C4
C/104/K/25V/X7R/0402
R329
R/150K/F/1/16W/0402
P3C6
C/226/M/6.3V/X5R/0603
P5C19
C/104/K/16V/X7R/0402
P8C13
C/104/K/25V/X7R/0402
P3R3
R/10K/F/1/16W/0402
P8C30
C/106/K/25V/X5R/0805
SW5
SW/PWR_Push/through_hole/6pin/KA-03-01
2
3
1
5
4
6
7 8