{"product_id":"adjustable-constant-current-led-driver-pwm-control-board-9w-dc","title":"LED Driver PWM Control Board 30–1500mA Adjustable 9W DC 5V","description":"\n\u003ch2\u003eAdjustable Constant Current LED Driver – PWM Control Board, 30–1500mA, 9W\u003c\/h2\u003e\n\u003cp\u003eTake precise control of your LED projects with this compact, high-quality \u003cstrong\u003econstant current LED driver power module\u003c\/strong\u003e. Supporting an output current range of \u003cstrong\u003e30mA to 1500mA\u003c\/strong\u003e and a maximum output power of \u003cstrong\u003e9W\u003c\/strong\u003e, this board is the ideal solution for hobbyists, makers, and electronics engineers who need reliable, adjustable LED current control in a low-voltage circuit.\u003c\/p\u003e\n\n\u003cp\u003eWhether you're building custom lighting, prototyping embedded systems, or driving LED arrays, this module's dual-mode current adjustment — via \u003cstrong\u003eadjustable resistor\u003c\/strong\u003e or \u003cstrong\u003ePWM signal\u003c\/strong\u003e — gives you flexible and accurate brightness control. Made in Mainland China.\u003c\/p\u003e\n\n\u003ch3\u003eKey Specifications\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eOperating Voltage:\u003c\/strong\u003e DC 2.8V – 6V (compatible with 3V, 3.3V, 3.7V, 4.5V, 5V, and 6V systems)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eOutput Current Range:\u003c\/strong\u003e 30mA – 1500mA (max 1.5A)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMaximum Output Power:\u003c\/strong\u003e 9W\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eLED Drive Capacity:\u003c\/strong\u003e 1–16 LEDs (2.8V–6V forward voltage)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eEU LVD Rated:\u003c\/strong\u003e Below 50Vac or 75Vdc\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eRated Capacity:\u003c\/strong\u003e \u0026lt;40VA\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003ePackage Options:\u003c\/strong\u003e Available as 1-pack, 3-pack, or 5-pack\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eCurrent Adjustment Methods\u003c\/h3\u003e\n\u003col\u003e\n  \u003cli\u003e\n\u003cstrong\u003eAdjustable Resistor:\u003c\/strong\u003e Manually set your desired output current with simple on-board resistor tuning.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003ePWM Signal Control:\u003c\/strong\u003e Use an external PWM signal to dynamically adjust the current and manage chip temperature — perfect for microcontroller-based projects (Arduino, ESP32, STM32, etc.).\u003c\/li\u003e\n\u003c\/ol\u003e\n\n\u003ch3\u003eWhy Choose This LED Driver Module?\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e✅ Wide voltage compatibility — works with popular 3.3V, 3.7V (Li-ion), and 5V supply rails\u003c\/li\u003e\n  \u003cli\u003e✅ Dual adjustment modes for maximum project flexibility\u003c\/li\u003e\n  \u003cli\u003e✅ Compact PCB form factor — easy to integrate into tight enclosures or breadboard setups\u003c\/li\u003e\n  \u003cli\u003e✅ Constant current output ensures consistent LED brightness regardless of supply fluctuations\u003c\/li\u003e\n  \u003cli\u003e✅ Drive 1 to 16 LEDs from a single board\u003c\/li\u003e\n  \u003cli\u003e✅ Great value — multi-pack options available\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003ePackage Contents\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e1 × LED Driver PWM Control Board (or 3-pack \/ 5-pack depending on selection)\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003e\u003cstrong\u003ePlease Note:\u003c\/strong\u003e This module supports power delivery only and does not support data transfer. Minor dimensional tolerances of up to ±5mm may exist due to manual measurement. Slight colour variations between product photos and the actual item may occur due to lighting differences.\u003c\/p\u003e\n\n\u003ch3\u003eRelated Products You May Like\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/electromagnetic-induction-tester-coil-motherboard-fault-detector\"\u003eElectromagnetic Induction Tester – Coil \u0026amp; Circuit Fault Detector\u003c\/a\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/air-compressor-pressure-gauge-0-10-0-12-0-25-bar-hydraulic-diy\"\u003eAir Compressor Pressure Gauge 0-10\/0-12\/0-25 Bar | DIY Tool\u003c\/a\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/clip-on-car-fan-led-display-199-speeds-usb-type-c\"\u003eClip-On Car Fan LED Display 199 Speeds | USB \u0026amp; Type-C\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eLearn more: \u003ca href=\"https:\/\/www.energystar.gov\/products\" target=\"_blank\" rel=\"noopener\"\u003eENERGY STAR product efficiency guidance\u003c\/a\u003e\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003ch4\u003eQ: What voltage range does this LED driver module support?\u003c\/h4\u003e\n\u003cp\u003eA: This constant current LED driver operates on a DC input voltage of 2.8V to 6V, making it compatible with common supply voltages including 3V, 3.3V, 3.7V (Li-ion batteries), 4.5V, 5V, and 6V power sources.\u003c\/p\u003e\n\u003ch4\u003eQ: How many LEDs can I connect to a single board?\u003c\/h4\u003e\n\u003cp\u003eA: The module can drive between 1 and 16 LEDs with a forward voltage of 2.8V–6V, as long as the total current does not exceed 1500mA (1.5A) and the total power stays within the 9W maximum rating.\u003c\/p\u003e\n\u003ch4\u003eQ: Can I control LED brightness using a microcontroller like Arduino?\u003c\/h4\u003e\n\u003cp\u003eA: Yes! The board supports PWM signal input for current adjustment, allowing you to connect it directly to the PWM output pin of an Arduino, ESP32, Raspberry Pi, or similar microcontroller to dynamically control brightness and manage operating temperature.\u003c\/p\u003e\n\u003ch4\u003eQ: Does this module support data transfer over its connection?\u003c\/h4\u003e\n\u003cp\u003eA: No — this module is designed for power delivery only. It does not support data transfer functionality.\u003c\/p\u003e\n\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\": \"https:\/\/schema.org\", \"@type\": \"FAQPage\", \"mainEntity\": [{\"@type\": \"Question\", \"name\": \"What voltage range does this LED driver module support?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"This constant current LED driver operates on a DC input voltage of 2.8V to 6V, making it compatible with common supply voltages including 3V, 3.3V, 3.7V (Li-ion batteries), 4.5V, 5V, and 6V power sources.\"}}, {\"@type\": \"Question\", \"name\": \"How many LEDs can I connect to a single board?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"The module can drive between 1 and 16 LEDs with a forward voltage of 2.8V–6V, as long as the total current does not exceed 1500mA (1.5A) and the total power stays within the 9W maximum rating.\"}}, {\"@type\": \"Question\", \"name\": \"Can I control LED brightness using a microcontroller like Arduino?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"Yes! 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