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Adafruit 24-Channel 12-bit PWM LED Driver - SPI Interface [TLC5947] : ID 1429 : $14.95 : Adafruit Industries, Unique & fun DIY electronics and kits
First Look: 60W High Power LED Driver with PWM Control #1 - YouTube
LED Driver Yields 3000:1 True Color PWM Dimming with Any Buck, Boost or Buck-Boost Topology from a Wide 3V–40V Input Range | Analog Devices
EBTOOLS PWM Controller DC Voltage High Brightness LED Driver Module Step-Down Converter For Lamps - Walmart.com
Jeanoko LD24AJTA PWM LED Driver High Power 6-25V 900mA Stable LED PWM Controller LED Constant Current Converter for LEDs: Amazon.com: Industrial & Scientific
LED driver – board with MCP1662 high-voltage step-up voltage driver | MikroElektronika
3W 5-35V LED Driver 700mA PWM Dimming DC to DC Step-down CC – Aideepen