Details
PWM Controlled Fan HAT for Raspberry Pi, I2C Bus, PCA9685 Driver, Temperature Monitor
Fan HAT for Raspberry Pi
PWM controlled fan speed via I2C bus, real time temperature monitor
![](/img/devkit/accBoard/Fan-HAT/Fan-HAT-1_960.jpg)
Designed for Raspberry Pi series
Standard Raspberry Pi 40PIN GPIO header, customized for Raspberry Pi series boards
![](/img/devkit/accBoard/Fan-HAT/Fan-HAT-3_960.jpg)
Features at a glance
- PCA9685 PWM driver as the fan controller, powerful driving capability, auto PWM adjustment
- 0.91" OLED, 128x32 pixels, displays board temperature or other user-defined content in real time
- Adopts 3007 size PWM controlled fan, up to 8000rpm speed, brings strong airflow
- Supports retrieving temperature data in real time, and then adjusting the speed automatically, programmable configuration
- I2C pins, for connecting other host control boards
- 16-ch PWM outputs, for driving other external PWM devices
- Comes with heat sinks, better cooling effect
PCA9685 Fan Controller
up to 16-ch PWM outputs, powerful driving capability, auto PWM adjustment
combined with the included heat sinks, achieving better cooling effect
![](/img/devkit/accBoard/Fan-HAT/Fan-HAT-5_960.jpg)
0.91" OLED mini display
128×32 pixels, I2C controlled
displays board temperature or other user-defined content in real time
![](/img/devkit/accBoard/Fan-HAT/Fan-HAT-7_960.jpg)
What's On Board
![](/img/devkit/accBoard/Fan-HAT/Fan-HAT-9_960.jpg)
- Standard Raspberry Pi 40PIN GPIO header
- PCA9685 PWM driver
- 3007 size PWM controlled adjustable fan
- PCA9685 I2C address configuration
- Reserved I2C control pins
- Reserved PCA9685 output channels
- 0.91" OLED display
Pinout definition
![](/img/devkit/accBoard/Fan-HAT/Fan-HAT-11_960.jpg)
Specifications
Power supply voltage | 5V | Logic level voltage | 3.3V |
---|---|---|---|
Fan Driver | PCA9685 | OLED driver | 1306 |
Control bus | I2C | OLED resolution | 128×32 |
Fan PWM driver duty cycle | ≥25% | OLED display color | White |
Fan speed (Max) | 8000rpm | OLED viewing angle | >160° |
Outline dimensions
![](/img/devkit/accBoard/Fan-HAT/Fan-HAT-13_960.jpg)
Resources & Services
![](/img/devkit/LCD/common/res_banner.png)
* Resources for different product may vary, please check the wiki page to confirm the actually provided resources.
Weight: 0.04 kg
Quick Overview
- Fan HAT x1
- PI4-HEATSINK-SET x1
- Male header x1
- Standoffs pack x1
1![](/img/devkit/accBoard/Fan-HAT/Fan-HAT-3_220.jpg)
![](/img/devkit/accBoard/Fan-HAT/Fan-HAT-3_220.jpg)
2![](/img/devkit/accessories/PI4-HEATSINK-SET/PI4-HEATSINK-SET-1_93.jpg)
![](/img/devkit/accessories/PI4-HEATSINK-SET/PI4-HEATSINK-SET-1_93.jpg)
3![](/img/devkit/accessories/1x40-2.54-male-header-black_93.jpg)
![](/img/devkit/accessories/1x40-2.54-male-header-black_93.jpg)
4![](/img/devkit/general/6-angle-M25x15-Copperx4pcs_93.jpg)
![](/img/devkit/general/6-angle-M25x15-Copperx4pcs_93.jpg)