Datasheet
CELL 12 +
CELL 11 +
CELL 10 +
CELL 9 +
CELL 8 +
CELL 7 +
CELL 7 -
CELL 18 +
CELL 17 +
CELL 16 +
CELL 15 +
CELL 14 +
CELL 13 +
CELL 13 -
The ground (VSS) reference per circuit block is unique.
DO NOT connect ground references from different IC's.
The most negative connection per block "CELL0" is the
ground (VSS) reference for each IC.
Only the ground reference CELL0 of circuit 1 is safe to
connect non-isolated test equipment grounds.
INDIVIDUAL GROUND PLANES ARE NECESSARY FOR PROPER
NOISE REJECTION AND STABILITY OF THESE CIRCUITS
GROUND PLANE OF CIRCUIT 2
GROUND PLANE OF CIRCUIT 3
EXTEND THE GROUND PLANE
UNDER THE SOUTH COMM LINES
TO JUST BELOW THE NORTH
COMM PINS OF THE CHIP BELOW
LOCATE R142, R175, R192, R193
LOCATE R143, R144, R168, R176
CLOSE TO THE MOST NORTH IC
CLOSE TO THE MOST SOUTH IC
CLOSE TO THE MOST NORTH IC
LOCATE R195, R196, R197, R199
CAUTION
HIGH VOLTAGE
NOTES:
E
1
2
3
4
5
6
7
P2
39502-1007_7-POS
1
2
3
4
5
6
7
P3
39502-1007_7-POS
CELL0
CELL1
CELL2
CELL3
CELL4
CELL5
CELL6
CONV_N
DRDY_N
ALERT_N
FAULT_N
SCLK_N
SDO_N
SDI_N
CS_N
2-CONV_N
2-DRDY_N
2-ALERT_N
2-FAULT_N
2-SCLK_N
2-SDO_N
2-SDI_N
2-CS_N
2-CELL1
2-CELL2
2-CELL3
2-CELL4
2-CELL5
2-CELL6
2-CELL0
2-VBAT
BQ76PL536_CIRCUIT2
SHEET-3
VBAT
CELL0
CELL1
CELL2
CELL3
CELL4
CELL5
CELL6
CONV_N
DRDY_N
ALERT_N
FAULT_N
SCLK_N
SDO_N
SDI_N
CS_N
CONV_S
DRDY_S
ALERT_S
FAULT_S
SCLK_S
SDO_S
SDI_S
CS_S
3-VBAT
3-VBAT
3-VBAT
3-VBAT
3-VBAT
3-VBAT
3-VBAT
3-VBAT
3-CELL1
3-CELL2
3-CELL3
3-CELL4
3-CELL5
3-CELL6
3-CELL0
3-CONV_S
3-DRDY_S
3-ALERT_S
3-FAULT_S
3-SCLK_S
3-SDO_S
3-SDI_S
3-CS_S
3-VBAT
BQ76PL536_CIRCUIT3
SHEET-4
TP3
TP4
TP5
TP6
R143
RES0603
1K
R142
RES0603
1K
R144
RES0603
1K
R145
RES0603
1K
R146
RES0603
1K
R147
RES0603
1K
R148
RES0603
1K
R149
RES0603
1K
C84
.001uf 50V
CAP0603
C85
.0033uf 50V
CAP0603
3-VSS
2-VSS
3-VSS
2-VSS
CELL 6 +
CELL 5 +
CELL 4 +
CELL 3 +
CELL 2 +
CELL 1 +
CELL 1 -
CELL 6 +
CELL 5 +
CELL 4 +
CELL 3 +
CELL 2 +
CELL 1 +
CELL 1 -
FAULT
ALERT
DRDY
CONV
GND
VSIG
MOSI
CS
SCLK
MISO
GROUND PLANE OF CIRCUIT 1
GROUND PLANE OF CIRCUIT 2
CLOSE TO THE MOST SOUTH IC
LOCATE R194, R198, R200, R201
CAUTION
HIGH VOLTAGE
1
2
3
4
5
6
7
P1
39502-1007_7-POS
CONV_N
DRDY_N
ALERT_N
FAULT_N
SCLK_N
SD0_N
SDI_N
CS_N
FAULT
ALERT
DRDY
CONV
SPI-MISO
SPI-MOSI
SPI-SCLK
SPI-SS
CS_S
SDI_S
SD0_S
SCLK_S
FAULT_S
ALERT_S
DRDY_S
CONV_S
CELL0
CELL1
CELL2
CELL3
CELL4
CELL5
CELL6
1-CONV_N
1-DRDY_N
1-ALERT_N
1-FAULT_N
1-SCLK_N
1-SDO_N
1-SDI_N
1-CS_N
1-CELL1
1-CELL2
1-CELL3
1-CELL4
1-CELL5
1-CELL6
1-CELL0
1-CELL0
1-CELL0
1-CELL0
1-CELL0
1-CELL0
1-CELL0
1-CELL0
1-CELL0
1-FAULT
1-ALERT
1-DRDY/TX
1-CONV/RX
1-SPI-MISO
1-SPI-MOSI
1-SPI-SCLK
1-SPI-SS
1-VBAT
BQ76PL536_CIRCUIT1
SHEET-2
CONV_S
DRDR_S
ALERT_S
FAULT_S
SCLK_S
SDO_S
SDI_S
CS_S
2-CONV_S
2-DRDY_S
2-ALERT_S
2-FAULT_S
2-SCLK_S
2-SDO_S
2-SDI_S
2-CS_S
TP1
TP2
1
2
3
4
5
6
7
8
9
10
P4
MTA100-HEADER-10PIN
R81
RES0603
1K
R82
RES0603
1K
R83
RES0603
1K
R84
RES0603
1K
R85
RES0603
1K
R86
RES0603
1K
R91
RES0603
1K
R92
RES0603
1K
C51
.001uf 50V
CAP0603
C52
.0033uf 50V
CAP0603
R12
RES0603
100
R13
RES0603
100
R14
RES0603
100
R15
RES0603
100
2-VSS
1-VSS
1-VSS
2-VSS
1-VSS
1-VSS
S001
bq76PL536A
SLUSAD3A –JUNE 2011–REVISED AUGUST 2012
www.ti.com
REFERENCE SCHEMATIC
Figure 17. Schematic (Page 1 of 4)
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