Datasheet
VTT
26
25
GND
26
S5
22
24
1.5VEnable
GND
SW_1.05V
TP416
1.05V_C6RAM
GN
D
1.5Vout
1.5Vo
ut
25
22
1.8V Enab
le
C42
1
4.7uF
GND
J408
E
N_1.5V
1
C412
1
000pF
R412
1
7.
87k
R422
2.49k
R420
R4
18
7.87
k
PG_1.5V
R407
100k
G
ND
TP41
4
0
R402
23
1
Not used
VTT_
GND
VDDQ
R411
3.48k
C
428
1
0uF
TP406
S3
GN
D
TP404
1.
8Vout
T
P403
23
C415
GND
1.8Vout
J402
J
403
10uF
C417
R414
10.0k
TP40
7
R416
6.81k
R
406
75.0k
J407
C409
4.7uF
R4
01
100k
R
410
3.3
0
Note
4:
C411
22pF
J409
C404
10uF
R408
3.48k
C424
10uF
10uF
C426
R413
1
+
C406
330uF
4.7uF
C425
1
10.0k
R415
1
.05Vout
1.05V Enable
PG_1.05V_
C6RAM
GND
TP4
10
TP413
PG_1.05V
24
T
P418
0.9VV
TT/ 2A
5V_BIAS
PG_1.8V
S3 and S
5Control
Vtt_Ref_G
ND
TP419
SW_1.8V
1.8V@5A
1.05V_
C6RAMEnable
E
N_1.05V_C6RAM
C423
1uF
R42
3
10.0k
J4
06
L40
2
2.2uH
C414
C422
4.7uF
R421
100k
J405
TP412
R403
102k
TP402
1.5V E
nable:
1
. Jumper on(Defau
lt): Disable1.5Vo
f U402
2. No Jumper
: Enable1.5Vof U
402
VTT_GND
VT
T
TP417
10uF
C427
TP420
Vtt_Ref
SW401
C413
1000pF
L401
2.2uH
1.05Vo
ut
T
P409
4.7uF
C418
C420
1uF
10.0k
R419
+
3
30uF
C408
TP408
J401
TP415
4.7uF
C419
R417
100k
28.7k
R405
0.1uF
C407
C402
10u
F
C401
10uF
R404
75.0k
R409
0
TP405
C410
1uF
C403
10uF
0.1uF
C405
TP401
C429
0.1uF
SW400
11
1
VD
DQSNS
2
VINLDO
3
VTT
8
GND
4
PGND
1
0
VIN
9
S5
7
S3
6
VTTREF
5
V
TTSNS
U404
T
PS51100DGQ
J404
C416
10uF
1.05V_C6RAM
1.5VCPUPLL
@0.4A
S
3, S5 control:
1. S0 state: S
3 and S5 ON: VTT
REFand VTTON
2. S3 st
ate: S3 OFF and S
5 ON, VTTREF on
and VTTOFF
3.
S4/S5 state: S3 an
dS5 OFF, VTTRE
F andVTT OFF
1
.05VEnable:
1. Jumper on
(Default): Disable
1.05Vout of U401
2. No Ju
mper: Enable1.05
Vout of U401
1.05V CPUC6
RAM@100mA
1.8VEnable:
1. Jumper
on (Default): Disab
le1.8Vout of U40
1
2. No
Jumper: Enable1
.8Vout of U401
4
BIA
S
1
IN
5
EN
2
IN
3
PG
11
P w P
d
7
D.N.C
10
O
UT
6
GND
8
F
B
9
OUT
U
403
TPS748
01DRC
1.0
5_C6RAMEnable
:
1. Jumper on(D
efault): Disable 1.0
5Vof U403
2. No Jum
per : Enable1.05V
of U403
4
BIAS
1
IN
5
EN
2
IN
3
PG
11
P w P d
7
D.N.
C
10
OUT
6
GND
8
FB
9
OUT
U402
TPS74801DRC
10
DRVH
2
7
PG
OOD2
4
TONSEL
1
VO
1
15
V5FILT
18
PGND1
21
D
RVH1
24
PGOOD1
8
EN2
9
VBST2
11
L
L2
12
DRVL2
5
V
FB2
2
VFB1
6
VO2
3
GND
14
TRIP2
17
TRIP1
13
PGND2
16
V5IN
20
LL1
23
EN1
19
DRVL1
22
VBST1
PwP
d
U401
TPS59124RGE
Schematics
www.ti.com
Figure 5. TPS59610EVM-634 Schematic, Sheet 4 of 5
10
An 8-V to 14-V Vin 2010 Atom™ E6xx— Tunnel Creek Power System SLUU465–November 2010
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