Datasheet

C1
C19
C3
C5
C22
R23
C20
R25
R8
R17
R46
U5
D1
R4
R37
C2
C6
C25
C32
L1
C26
C28
J1
J2
C33
TP18
JP1
JP2
JP3
R1
C29
R31
R33
C31
R40
R7
R10
C4
D3
R11
R12
R9
D2
R32
R2
Q13
R27
R28
R66
C72
C73
C74
C77
Q15
U18
R70
C79
D5
TP31 TP33
TP34
R72
U19
C81
R73
Q16
R74
R77
R78
C82
C83
C84
C85 C86
C87
Q17
U20
R79
C88
D10
TP36 TP37
TP38
R80
R81
Q18
R82
R83
R84
C90
C91
C92
C95
Q19
U22
R85
C96
D11
TP40 TP41
TP42
R86
TP16 TP15
C14 C15
C75 C76
C21 C23
C93 C94
C24 C27
R35 R36 R41
R67
R68
Q14
C70
TP32
U21
C89
U23
C97
U11
1
2
3
4 5
6
7
8
1
2 1
2
1
2
3 4 5 6 7 8
1
2
3 4 5 6 7 8
1
2
3 4 5 6 7 8
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26 27
28
29
30
31
32
33
34
35
36
37
38
39
40 41 42
43
44
45
46
47
48
49
BOOT
VIN
EN
SS VSENS
COMP
GND
PH
UGATE
BOOT
PWM GND LGATE VDD EN/PG PHSE
B2
GND
B1
A
VCC
S
UGATE
BOOT
PWM GND LGATE VDD EN/PG PHSE
UGATE
BOOT
PWM GND LGATE VDD EN/PG PHSE
B2
GND
B1
A
VCC
S
B2
GND
B1
A
VCC
S
COIL_PEAK
T_SENSE
AD03
AD08
RESET
FOD
MSP_RST/LED1
MSP_MISO/LED2
MSP_TEST
PMB_CLK
PMB_DATA
DPWM_A
PMOD
MSP_SYNC
COIL1.1
COIL1.2
COIL1.3
MSP_CLK
RESERVED
RESERVED
DOUT_TX
DOUT_RX
BUZ_AC
BUZ_DC
MSP_MOSI/LPWR_EN
MSP_RDY
RESERVED
RESERVED
RESERVED
RESERVED
RESERVED
GND
V33D
V33A
BPCAP
GND
COMM_A+
COMM_A-
COMM_B+
COMM_B- RESERVED I_SENSE
LOSS_THR
LED_MODE
V_SENSE
V_IN
GND
ADCREF
EPAD
1.0uF
4.7uF
1.0uF
4.7uF
0.1uF
42.2k
1.0uF
10.0K
10.0
10.0K
22
TPS54231D
MBR0540
3.16k
76.8k
47uF
10uF
0.1uF
2700pF
330uH
0.1uF
0.01uF
0.1uF
10.0K
NoPop
10.0K
76.8K
4.7nF
100K
10.0K
NoPop
330pF
BAT54SW
10.0K
10.0K
475
475
10.0
10.0
200k
10.0K
0.1uF
0.22uF
33pF
22uF
TPS28225D
23.2k
4700pF
BAT54SW
10.0
0.1uF
10.0
10.0
200k
10.0K
0.1uF
0.22uF
33pF
0.068uF 0.068uF
22uF
TPS28225D
23.2k
4700pF
BAT54SW
10.0
10.0
10.0
200k
10.0K
0.1uF
0.22uF
33pF
22uF
TPS28225D
23.2k
4700pF
BAT54SW
10.0
5.6nF 5.6nF
0.068uF 0.068uF
NoPop NoPop
0.068uF 0.068uF
NoPop NoPop
0 0 0
150k
249k
BC847CL
0.1uF
0.1uF 0.1uF
BQ500410A
DC in
GND ties
N/C
12V-IN
N/C
STATUS
Middle Coil
FFF
COMM+
DPWM-1A
COMM-
VCC
COIL1.1
COIL1.2
COIL1.3
VCC
VCC
12V-IN
12V-IN
VCC
COMM+
VCC VCC
VCC
DPWM-1A
V_GATE
3V3_VCC
COIL1.1
3V3_VCC
VIN_BRD
COMM+ COMM-
DPWM-1A
V_GATE
3V3_VCC
COIL1.2
VIN_BRD
COMM+ COMM-
DPWM-1A
V_GATE
3V3_VCC
COIL1.3
VIN_BRD
COMM+ COMM-
12V-IN
COIL1.1
3V3_VCC
COIL1.2
3V3_VCC
COIL1.1
bq500410A
www.ti.com SLUSB96 – NOVEMBER 2012
Figure 8. bq500410A Low-Cost Application Diagram
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