Datasheet
5
5
4
4
3
3
2
2
1
1
D
D
C
C
B
B
A
A
B
NA
6522850
1P0V, 1P5V, 1P8V REGULATORS
3 20
REV
PAGE
DOCUMENT NUMBER
SIZE
of
TEXAS INSTRUMENTS
PAGE TITLE
C33 10uF
C46 68uF
C21
0.001uF
R66 4.99K
C45 1uF
C15 100uF
R50 1.13K
C27 1uF
R120 2.70K
U8
TPS74401RGW
OUT1
1
OUT2
18
OUT3
19
OUT4
20
IN1
5
IN2
6
IN3
7
IN4
8
PG
9
BIAS
10
EN
11
GND
12
GND_PP
21
SS
15
FB
16
NC1
2
NC2
3
NC3
4
NC4
13
NC5
14
NC6
17
C26 1uF
C49
0.015uF
C31 1uF
C24 68uF
C35
0.015uF
R84 4.12K
JMP3
DISABLE
1
2
R49 4.99K
U10
TPS74401RGW
OUT1
1
OUT2
18
OUT3
19
OUT4
20
IN1
5
IN2
6
IN3
7
IN4
8
PG
9
BIAS
10
EN
11
GND
12
GND_PP
21
SS
15
FB
16
NC1
2
NC2
3
NC3
4
NC4
13
NC5
14
NC6
17
JMP1
DISABLE
1
2
C30 4.7uF
C16 4.7uF
C44 4.7uF
R118 3.57K
C20 1uF
C32 68uF
C47 10uF
C48 1uF
C23 4.7uF
C18 10uF
R52 4.02K
R69 4.02K
JMP9
DISABLE
1
2
C29 100uF
R86 4.30K
C28
0.001uF
C34 1uF
C25 10uF
R83 4.99K
C19 1uF
C22 100uF
JMP5
DISABLE
1
2
C17 68uF
R67 1.13K
C43 100uF
U16
TPS74401RGW
OUT1
1
OUT2
18
OUT3
19
OUT4
20
IN1
5
IN2
6
IN3
7
IN4
8
PG
9
BIAS
10
EN
11
GND
12
GND_PP
21
SS
15
FB
16
NC1
2
NC2
3
NC3
4
NC4
13
NC5
14
NC6
17
U12
TPS74401RGW
OUT1
1
OUT2
18
OUT3
19
OUT4
20
IN1
5
IN2
6
IN3
7
IN4
8
PG
9
BIAS
10
EN
11
GND
12
GND_PP
21
SS
15
FB
16
NC1
2
NC2
3
NC3
4
NC4
13
NC5
14
NC6
17
R117 4.99K
1P0V_A_RE G_ADJ
1P0V_A_REG_S S
1P0V_A_REG_EN
1P0V_D_REG_A DJ
1P0V_D_REG_S S
1P0V_D_REG_E N
1P5V_REG_EN
1P5V_REG_SS
1P5V_REG_EN _ADJ
1P8V_REG_EN
1P8V_REG_AD J
1P8_VREG_SS
1P0V_A
5V
1P0V_D
5V
1P5V
5V
1P8V
5V
1.0V ANALOG REGULATOR
MUST USE TPS74401 3A LDO
MUST USE TPS74401 3A LDO
1.0V DIGITAL REGULATOR
1.5V REGULATOR
1.8V REGULATOR
MUST USE TPS74401 3A LDO
MUST USE TPS74401 3A LDO
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TLK10002EVM Motherboard Schematics
Figure 11. 1P0V, 1P5V, and 1P8V Regulators, Sheet 3 of 20
19
SLLU148– May 2011 TLK10002 Dual-Channel, 10-Gbps, Multi-Rate Transceiver Evaluation Module
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