Description:
DC 9V/12V 3-Speed Fan Control Board Type-C USB Charging Driver Board PWM Boost Short Circuit Product Features:
1. It adopts a Type-C interface, compatible with 5V/2A fast charging, featuring low charging temperature rise and high efficiency.
2. Two voltage options, 9V and 12V, with three-level stepless voltage regulation output, suitable for various loads.
3. Equipped with 3-level indicator lights: The charging display light and gear position light are shared, making it more convenient to use.
4. Adopting PWM boost technology, featuring short circuit protection and ultra-low standby current.
5. Widely applicable to scenarios such as USB portable fans, DIY maker projects, and more.

Feature:
Interface: Type-C
Input: Charging at 5V 2A (with low temperature and switching frequency charging mode); maximum 2.4A.
Output: 12V version, 9V version (optional); with short circuit protection.
Standby current: Less than 50μA
IN battery power supply: lithium battery 3.7V, fully charged to 4.2V. (Note: operation with battery is required. Low battery reminder: 3.3V flashes to indicate low battery, 2.8V shuts down.).

Load:
9V model: 1st gear 5V, 2nd gear 7V, 3rd gear 9V.
12V model: 1st gear 7V, 2nd gear 9V, 3rd gear 12V.
Switch button functions: Short press to turn on, 1-2-3-4 presses to cycle through shutdown, long press for 2 seconds in any position to shut down, double-click to display battery level.
Boost method: PWM boost
Current: With a maximum load of 0.6A, the shorter and thicker the wire, the better the welding method for the battery cable.
Loads within 12V 0.6A can be used, with a maximum of 12×0.6=7.2W.
Terminal interface: PH2.0 terminal

Package Listing:
1/X module