Part Number: BQ2970
Other Parts Discussed in Thread: TPS63900, TMP303
Tool/software:
Hello,
We need to certify our design as intrinsic safe design. Battery will not be charged
Can you please review the flow, so we can proceed with schematics?
Requirements
130c operation
Powered with 3.7V lithium battery 1000mAh
Controlled through Stm 32 processor with BLE
Have Vibrometer sensor
Protections looking for
Overvoltage, overcurrent, and thermal protection to prevent excess energy discharge that could lead to ignition in hazardous environments.
Fuse or PTC for current protection to prevent accidental short circuits or uncontrolled discharge in integrated in the final design.
Currently using
0805L035YR Fuse
BQ2970 Battery protector
TPS63900 Buck-Boost converter
Regards
Tarun
1185.Power Management.pdf
