Catalyst Semiconductor Launches 500mA Low Dropout (LDO) Regulator — LED professional - LED Lighting Technology, Application Magazine
DC5V 500mA Power Supply AC100/240V 2.1/5.5mm Plug
High Quality 30v 500ma 0.5a 5.5*2.1mm Switching Power Supply Converter Adapter Universal Charger Us/eu/uk/au Plugfor Led Lamp - Ac/dc Adapters - AliExpress
Linear Technology LT3496: Triple Output LED Driver Drives Up to Eight 500mA LEDs in Series — LED professional - LED Lighting Technology, Application Magazine