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General Safety Information - Texas Instruments BQ25750 User Manual

Evaluation module

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Evaluation Module Overview

1.4.1 General Safety Information

The following warnings and cautions are noted for the safety of anyone using or working close to the BQ25750
EVM. Observe all safety precautions.
!
The communication interfaces are not isolated on the EVM. TI recommends the use of digital
isolators. Observe all high voltage safety precautions during testing.
Connections for a rated current must be made at the terminal block. Test points are not rated for the
board current.
The circuit module can be damaged by overtemperature. To avoid damage, monitor the temperature
during evaluation and provide cooling, as needed, for your system environment. Do not operate
beyond the current and voltage limits in
Test equipment can be damaged by the application of external voltages. Check your equipment
requirements and use blocking diodes or other isolation techniques, as needed, to prevent damage
to your equipment.
The circuit module has signal traces, components, and component leads on the bottom of the board.
Exposed voltages, hot surfaces, or sharp edges can result in these areas. Do not reach under the
board during operation.
4
BQ25750 Evaluation Module
The BQ25750EVM circuit module can become hot during operation due to the
dissipation of heat. Avoid contact with the board. Follow all safety procedures
applicable to your laboratory.
Warning Caution
Hot surface. Contact can cause burns. Do not touch!
The BQ25750EVM does not have an isolation boundary and has smaller clearance
and creep than normally used on high-voltage boards. If the user applies high
voltage to this board, all terminals are considered high voltage and hazardous
Warning
when live. Electric shock is possible when connecting the board to live wire. The
board must be handled by a professional with care. TI recommends the use of
isolated test equipment with safety protection features (such as overvoltage and
overcurrent).
High voltages that can cause injury exist on this evaluation module (EVM). Please
Warning
follow all safety procedures when working on this EVM. Never leave a powered
EVM unattended.
High voltage can be present on board capacitors after power down. Check and
Warning
discharge all on-board energy reservoirs properly after EVM power down.
Caution
Do not leave the EVM powered when unattended.
CAUTION
CAUTION
CAUTION
Section
CAUTION
CAUTION
Copyright © 2023 Texas Instruments Incorporated
CAUTION
2.3.
www.ti.com
SLUUCY7 – NOVEMBER 2023
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