Datasheet

1
1
2
2
3
3
4
4
5
5
6
6
D D
C C
B B
A A
Title
Number RevisionSize
B
Date: 12/2/2010 Sheet of
File: C:\CMS Projects\..\Troika_250_02_25_2010.SchDocDrawn By:
10uF
C26
100K
R18
GND
35.7K
R9
4.7nF
C13
GND
47nF C7
GND
VIN
ENB1
11.5K
R12
1000uF
C21
10uFC9
10uF
C19
22uF
C12
GND
GND
RLIM3
1
SS3
2
COMP3
3
FB3
4
SYNC
5
ROSC
6
FB1
7
CMP1
8
SS1
9
RLIM1
10
EN1
11
BST1
12
VIN1
13
LX1
14
LX1
15
LX2
16
LX2
17
VIN2
18
BST2
19
EN2
20
RLIM2
21
SS2
22
COMP2
23
FB2
24
LOW_P (SDA)
25
GND (SCLK)
26
PGOOD
27
V7V
28
V3V
29
AGND
30
GASP
31
LDODG
32
VINDG
33
STRG
34
BSTDG
35
LX3
36
LX3
37
VIN3
38
BST3
39
EN3
40
PwrPad
41
U1
TPS65250
GND
GND
10
R8
100K
R14
4.7nF
C4
GND
4.7nF
C2
20K
R5
GND
232K
R7
GND
180k
R1
47nFC24
22nF
C14
47nFC8
GND
VIN
10uFC10
GND
VIN
10uFC17
ENB3
GND
22uF
C16
GND
22uF
C11
4.7uH
L3
TDK-SLF7055
GND
3.3uF
C27
GND
PGOOD
VIN
FB1
35.7K
R11
4.7nF
C18
GND
16.9K
R15
FB2
35.7K
R20
4.7nF
C15
GND
4.22K
R13
FB3
FB2
FB3FB1
100uF
C20
GND
4.7nF
C1
20K
R3
GND
220k
R4
4.7nF
C3
GND
4.7nF
C25
487k
R16
4.7nF
C28
20K
R17
GND
7.5V@0.2A
2.5V@1.2A
3.3V@2A
V7V
V3V
47nF
C5
GND
47nF
C6
GND
GND
1000uF
C23
GND
DNP
C22
GND
47nF
C29
GND
3.3V@2A
3.3V@2A
10uF
C30
GND
JP5 JP6
GND
GND
JP4
GND
JP2
V3V
GND
JP3
V3V
0
R10
0
R19
0
R21
0
R6
TP14
GND
TP15
GND
GND
TP1
GND
TP2
GND
VOUT2
TP12
VOUT2
TP5
VOUT1
TP10
FB1A
TP16
FB2A
TP8
FB3A
TP4
VOUT3
TP17
TP13
TP11
TP9
V3V
JP1
GND
GND
GND
GND
0
R2
10uF
35V
C31
TP19
TP20
TP18
Q3
MMBT2222A
GND
20K
R38
1.8K
R32
VOUT1
D3
LTST-C190CKT
Q4
MMBT2222A
GND
6.8K
R39
1.8K
R33
VOUT2
Q5
MMBT2222A
GND
6.8K
R40
1.8K
R34
VOUT3
Q1
MMBT2222A
GND
6.8K
R43
1.8K
R37
D4
LTST-C190GKT
PGOOD
D2
LTST-C190CKT
D1
LTST-C190CKT
JP9
VIN
1
2
3
J1
VOUT1
GND
1
2
3
J2
VOUT2
GND
1
2
3
J6
VOUT3
Q8
MMBT2222A
GND
6.8K
R23
1.8K
R22
D5
LTST-C190GKT
GASP
4.7uH
L2
TDK-SLF7055
4.7uH
L1
TDK-SLF7055
Texas Instruments
VOUT1
VOUT2
VOUT3
PGOOD
GASP
1
2
J3
VIN
TP3
AGND
DNI
C34
DNI
C33
DNI
C32
0p2TPS65250
Pin 25 SDA
and Pin 26
SCLK access
TPS65250
www.ti.com SLVSAA3C –JUNE 2010–REVISED OCTOBER 2012
Figure 41. TPS65250 Reference Design
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