PS3154 Power Smart, PS3154 Datasheet - Page 4

• Manufacturer Part Number: PS3154
• Description: (PS3153 / PS3154) 3 Cell Smart Battery Module
• Manufacturer: Power Smart

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PowerSmart PS3150 Module Data Sheet
Board Schematics
Updated 13 September 2001
Copyright PowerSmart, Inc., 2001
D
C
B
A
W5
W4
W3
W2
W1
W5
W4
W3
W2
1
1
D5
ZMM5257BTR
R11
C18
25 mOhms
Sense Resistor
C15
100nF
R32
R33
R34
R22
100nF
100nF
510
510
510
22pF
470
C4
C23
R31
510
C16
100nF
Y1
22pF
C6
R13
R14
R15
R16
R17
100nF
R30
0 OHM
2
2
C17
220
220
220
330
220
100nF
C12
10
13
12
17
16
28
14
9
8
6
7
U1
VCELL4
VCELL3
VCELL2
VCELL1
VSHN
VSHP
OSCIN
OSCOUT
VDSS
VASS1
VASS2
C11
C13
100nF
3
2
100nF
D8
BAT54C
PS331
C14
100nF
C2
100nF
330nF
1
SAFEOUT
SMB-DTA
SMB-CLK
SWITCH
LED1/IO
LED2/IO
LED3/IO
LED4/IO
EE-SCK
VREFT
VADD
VDDD
EE-SO
VREG
VNTC
EE-CS
EE-SI
20
18
17
16
15
13
10
MODE
3 CELL
4 CELL
C3
3
3
VCC
V4
V3
V2
V1
CON
GND
4.7M
15
11
20
25
24
23
22
21
1
27
26
4
5
18
19
2
3
U3
R10
MM1414D
VREG
DCHG
CDC
COL
COV
SEL
MM1414D
OV
CS
5
2
6
1
2N7002
R5
R7
R27
D1 D2 D3 D4
U2
25LC040
R28
OPEN
SI
SO
SCK
CS
1
3
5
7
8
9
11
R28
0 OHM
Q1
510
510
0
D
0 OHM
4
HOLD
D
VCC
S
VSS
WP
OPEN
R27
S
0
8
7
3
4
R4
56
R30
OPEN
0
D6
5.6V
330nF
C1
R9
100
4
4
W8
W9
S1
D7
5.6V
3
R40
W7
F1
R1
3.65K
R21
FUSE
OPEN
R6
R8
D
t
10K Thermistor
510
510
W6
1
Q5
NDS355N
R29
0 Ohm
3
S
2,
1,
C5
100nF
8
PowerSmart Inc.
826032-07-03
Ph: 469-241-0087
7,
6,
5,
Q2
IRF7416
5
5
Q8
BSS84
100
www.powersmart.com
R12
Q3
IRF7416
8
7,
6,
R2
365
5,
PS3150
3
2N3906
R19
200K
2,
20K
R20
1,
Q4
R18
C22
47pF
2M
B+
Rev. 7
C19
100nF
6
6
B+
B-
D9
SMBJ20A
C
D
T
D
C
B
A