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ESP32-Based IoT PCBA — From Ready Stock to Rapid Mass Production.
Developing a Battery-Powered Bluetooth Sensor Device with Nordic BLE 1
Developing a Battery-Powered Bluetooth Sensor Device with Nordic BLE 2
Developing a Battery-Powered Bluetooth Sensor Device with Nordic BLE 3
Developing a Battery-Powered Bluetooth Sensor Device with Nordic BLE 1
Developing a Battery-Powered Bluetooth Sensor Device with Nordic BLE 2
Developing a Battery-Powered Bluetooth Sensor Device with Nordic BLE 3

Developing a Battery-Powered Bluetooth Sensor Device with Nordic BLE

A technology company needed a compact wireless sensor device for long-term monitoring applications.

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    ——  01 · Project Background

    A technology company needed a compact wireless sensor device for long-term monitoring applications.


    Battery life and communication stability were the two most important requirements.

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    圆形充电模块PCB (3)

    ——  02 · Development Challenges

    The product required:

    • Extremely low power consumption 

    • Small PCB size 

    • Stable Bluetooth communication 

    • Cost-controlled production 

    The customer needed a hardware design optimized specifically for battery-powered IoT products.

    ——  03 · MTI Engineering Approach

    MTI selected the Nordic Bluetooth platform because of its strong low-power performance.


    The engineering team optimized:

    • BLE communication design 

    • Power management circuit 

    • PCB component placement 


    • Battery usage efficiency 

    ——  04 · Hardware Solution

    The final design included:

    • Nordic BLE chipset 

    • Sensor expansion interface 

    • Battery management system 

    • Compact PCB architecture 

    — 05 · Project Result

    The product achieved:

    • Longer battery operation 

    • Reliable Bluetooth connection 

    • Compact hardware structure 

    • Production-ready design 

    MTI continues to provide Nordic-based IoT hardware solutions for global customers.

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