3 Hardware, Software, Testing Requirements, and Test Results
The key performances of the TIDA-010208 were tested in a TI lab, the end equipment used and test processes
and results are described in this section.
Table 3-1 describes the connections for TIDA-010208 board.
Table 3-1. Board Connections
Connector and Pin
Assignments
Function or Schematic
Net
Notes
BAT- BAT- Cell stack negative; this provides a reference for the electronics and the high current
path from the cells
BAT+ BAT+ Cell stack positive; this provides power for the high-side driver and the high current
path from the cells
PACK+ PACK+ Charger positive or load positive
PACK- PACK- Charger negative or load negative
P1-1 GND SBW program connector ground
P1-2 SBCLK SBW program connector SBCLK
P1-3 SBIO SBW program connector SBIO
P1-4 3V3 SBW program connector 3.3 V
P2-1 SCL I2C communication SCL from bq76952, bq76942, bq769142, connect SCL_MCU or
EV2400 SCL
P2-2 SCL_MCU I2C communication SCL from MCU
P2-3 SDA I2C communication SDA from bq76952, bq76942, bq769142, connect SDA_MCU or
EV2400 SDA
P2-4 SDA_MCU I2C communication SDA from MCU
P3 Cn (n = 0 to 16) Cell monitor, balance, and electronics power connections. P3 is the
connector with battery cells.
P4-1 CAN-H High-level CAN BUS
P4-2 CAN-L Low-level CAN BUS
Use the following board selections: (1) BQ76942 for 10s, (2) BQ769142 for 14s, and (3) BQ76952 for 16s
applications. When used for a variety of applications, different components should be assembled on the board
based on Table 3-2.
Table 3-2. Guidance on Testing 10s, 14s, 16s Applications
Component BQ76952 BQ76942 BQ769142
R34 NC NC 0
R35 NC NC 0
R46 NC NC 0
R47 NC 0 NC
R48 NC 0 NC
R49 NC 0 NC
R50 NC 0 NC
R62 0 NC 0
R63 0 NC 0
R64 NC 0 NC
R65 0 NC 0
R66 NC 0 NC
R67 NC 0 NC
R68 0 NC 0
R69 0 NC 0
R70 0 NC 0
R71 NC NC 0
Hardware, Software, Testing Requirements, and Test Results www.ti.com
8 10s–16s Battery Pack Reference Design With Accurate Cell Measurement and
High-Side MOSFET Control
TIDUEY5 – JANUARY 2021
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