The QW2672/E is a specialized chip designed for efficient flashlight lighting control. Whether you’re building a compact flashlight or a more complex LED system, this chip offers essential features and protection mechanisms.
Here’s what you need to know:
High-Precision Battery Management:
The QW2672/E integrates single-cell lithium battery management, ensuring optimal performance and longevity.
Features include overcharge protection, over-discharge protection, overcurrent protection, battery reverse connection protection, and short circuit protection.
User-Friendly Dimming:
With just one touch switch, you can achieve stepless dimming to any desired brightness level.
Minimal peripheral components are required, simplifying your design process.
Powerful LED Output:
The QW2672/E supports up to 2A drive capability for WLEDs (white LEDs).
You can directly connect a current-limiting resistor to drive a single string of LEDs or use external boost circuits for multiple strings
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