30-1500mA Adjustable Constant Current LED Driver PWM Control Board
30-1500mA Adjustable Constant Current LED Driver PWM Control Board
Adjustable Constant Current LED Driver PWM Control Board (30–1500mA)
Take precise control of your LED lighting projects with this 30–1500mA Adjustable Constant Current LED Driver PWM Control Board. Whether you're building a custom LED array, prototyping a lighting circuit, or upgrading an existing setup, this compact power module delivers stable, adjustable constant current output to keep your LEDs running efficiently and consistently.
Key Features
- Wide Current Range: Adjustable output from 30mA to 1500mA via an onboard resistor — dial in exactly the current your LEDs need.
- PWM Dimming Control: Supports PWM signal input for smooth, flicker-free brightness adjustment through external control chips or microcontrollers.
- Wide Input Voltage: Compatible with DC 3.3V, 3.7V, 5V, and beyond — ideal for use with Li-ion batteries, USB power banks, and regulated DC supplies.
- Thermal Regulation: Built-in temperature-based adjustment via PWM signal control chip helps protect your LEDs and the driver board during extended operation.
- Compact PCB Design: Small form factor makes it easy to integrate into enclosures, LED fixtures, DIY electronics, and embedded projects.
- Up to 9W Output Power: Suitable for driving single or multiple high-power LEDs in series or parallel configurations.
- Plug-and-Play Ready: No complex setup required — connect your power source and LEDs and you're ready to go.
Specifications
- Output Current Range: 30mA – 1500mA (adjustable)
- Max Output Power: 9W
- Input Voltage: DC 3.3V / 3.7V / 5V (and compatible ranges)
- Control Method: PWM signal / onboard adjustable resistor
- Package Options: Available in 1-piece, 3-piece, or 5-piece sets
What's in the Box
- 1 / 3 / 5 × LED Driver PWM Control Board (depending on selected quantity)
Perfect For
- DIY LED lighting projects and custom fixtures
- Hobbyist electronics and maker/prototyping work
- Arduino, Raspberry Pi, and microcontroller-based LED control
- Battery-powered portable LED applications
- LED grow lights, flashlights, and task lighting builds
For more information on safe electronics design and LED driver best practices, visit the U.S. Department of Energy – LED Lighting Resource.
Frequently Asked Questions
Q: What does a constant current LED driver do, and why do I need one?
A: LEDs are current-sensitive devices — too much current can shorten their lifespan or cause failure, while too little produces dim output. A constant current LED driver like this PWM Control Board regulates the current flowing through your LEDs to a precise, stable level (adjustable from 30mA to 1500mA), ensuring consistent brightness and long-term reliability regardless of input voltage fluctuations.
Q: How do I adjust the output current on this LED driver board?
A: The output current is adjusted using the onboard adjustable resistor (potentiometer or fixed resistor configuration). By changing the resistance value, you can set the desired constant current output anywhere within the 30–1500mA range. Additionally, PWM signal input can be used to dynamically control brightness and temperature compensation via an external microcontroller or control chip.
Q: What input voltage does this LED driver PWM control board support?
A: This board is compatible with DC input voltages including 3.3V, 3.7V, and 5V, making it well-suited for use with Li-ion battery packs, USB power sources, and regulated DC power supplies commonly found in DIY electronics and maker projects.
Q: Can I use this board with an Arduino or Raspberry Pi for PWM dimming?
A: Yes! The board supports PWM signal control, which means you can connect the PWM input to a digital output pin on an Arduino, Raspberry Pi, or similar microcontroller to programmatically control LED brightness and dimming with precise, flicker-free results.