Smart meters with various WAN communication modules as well as crucial functionalities which provide different data like billing, power quality, events and load profile. Smart meters not only covers smart energy requirement, but also can be an important and accurate gate for distribution managemen

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The power bus of the battery pack needs to avoid being affected by lithium-ion battery overcurrent and ESD. The control lines (such as SMbus, I2C, etc.) also need to avoid being affected by ESD. The low-voltage (≤5V) ESD protection circuit is as follows: Part numberWorking Voltage DCVCIRCESD040205P0

1. Preface Electricity, gas, water, and heating bills are closely related to everyone's lives, and the disadvantages of manual meter reading, such as long time, low efficiency, inaccurate statisti