Ai-Thinker PB-03 BLE Module
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Ai-Thinker PB-03 BLE Module
Ai-Thinker PB-03 is a highly integrated and flexible low-power wireless module, supporting various applications in the Internet of Things (IoT) domain. This compact module integrates a PHY6252 core chip and supports multiple interfaces, making it an excellent choice for a wide range of embedded system applications.
Key Features
- Supports Secondary Development: Enables custom development to tailor the module for specific applications.
- Windows Development Environment: Easily integrates with a Windows-based development environment for simplified development.
- Mesh Network Support: Enables seamless integration into mesh networks for enhanced connectivity.
- Multiple Sleep Modes: Supports various sleep modes for power optimization.
- Onboard Antenna: Comes with a built-in antenna for convenience and compact design.
Technical Specifications
| Parameter | Details |
|---|---|
| Module Model | PB-03 |
| Packaging | SMD-52 |
| Dimensions | 16.6mm x 13.2mm x 2.8mm (±0.2mm) |
| Frequency Range | 2400 ~ 2483.5 MHz |
| Operating Temperature | -40°C ~ 85°C |
| Storage Environment | -40°C ~ 125°C, <90% RH |
| Power Supply Range | 2.7V ~ 3.6V, Current > 200mA |
| Interfaces | UART/SPI/I2C/GPIO/ADC/PWM/I2S/PDM/DMA |
| Bluetooth Version | BLE 5.2 |
| Security | AES-128 |
| SPI Flash | 256KB |
| Max I/O Pins | 19 pins |
| Standard Interface Speed | 115200 bps |
Pinout Description
| Pin Number | Pin Name | Function Description |
|---|---|---|
| 1, 2, 11, 14, 36-48, 50-53 | GND | Ground connection |
| 3V3 | Power Supply | Power input (3.3V) |
| 4, 7, 9, 10, 12, 15, 20, 21, 25, 34, 35 | NC | Not connected |
| 5 | P24 | GPIO24/ADC input 2 |
| 6 | P7 | GPIO7 |
| 8 | P31 | GPIO31 |
| 9 | P16 | GPIO16/32.768KHz crystal input |
| 10 | P17 | GPIO17/32.768KHz crystal output |
| 11 | P32 | GPIO32 |
| 12 | P11 | GPIO11/ADC input 0 |
| 13 | P18 | GPIO18/ADC input 7/PGA negative input |
| 14 | P2 | GPIO2/SWD debug data input |
| 15 | P3 | GPIO3/SWD debug clock |
| 16 | P14 | GPIO14/ADC input 3 |
| 17 | P0 | GPIO0 |
| 18 | P34 | GPIO34 |
| 19 | P33 | GPIO33 |
| 20 | P23 | GPIO23/ADC input 1/micbias reference |
| 21 | P10 | RXD/GPIO10 |
| 22 | P9 | TXD/GPIO9 |
| 23 | P20 | GPIO20/ADC input 9/PGA positive input |
| 24 | P15 | GPIO15/ADC input 4/micbias output |
| 25 | P22 | GPIO22/ADC input 5 |
| 26 | P30 | GPIO30 |
| 27 | P13 | GPIO13 |
| 28 | P29 | GPIO29 |
| 29 | P28 | GPIO28 |
| 30 | P19 | GPIO19 |
| 31 | P5 | GPIO5 |
| 32 | P8 | GPIO8 |
| 33 | P27 | GPIO27 |
Applications
The PB-03 is versatile and supports numerous applications, including:
- IoT Networks: Perfect for integrating into connected devices within an IoT ecosystem.
- Mobile Devices: Can be used in wearable devices, smartphones, or portable gadgets.
- Wearable Electronics: Ideal for integrating into fitness trackers, smartwatches, and more.
- Smart Homes: Suitable for home automation, including lighting systems, thermostats, and security.
Download
Effective Date: March 27, 2025
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Under this warranty, OpenELAB will make a reasonable effort to repair or replace products free of charge if defects are due to issues with raw materials, design, or manufacturing.
If the defect qualifies under this policy but falls outside the covered scope, reasonable charges may apply for repair or replacement.
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The warranty does not apply in the following cases:
- The product is beyond the 12-month warranty period.
- Damage due to misuse, improper maintenance or storage, or failure to follow the user guide or manual.
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