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This is the simple version of a white LED lamp that can be directly powered from mains. It can give ample light even for reading purpose. Capacitor Cx along with diodes D1 through D4 forms the AC step ...

Date Announced: 14 Sep 2011 LED lighting drive power in the market is usually divided into two level architecture and one level architecture, one level architecture means to convert 220V electricity ...

This is a simple blinking led circuit powered from 220V that can be used to mark special places or as voltage indicator. The voltage from the mains charges the capacitor through R1 resistor and D1 ...

Typical conditions in LED circuitry. A typical LED lighting circuit is shown in figure 1. For C1, C2, and C3 safety recognised capacitors should be selected that are rated AC 250Vrms. C6 is the ...

These TCJ series polymer tantalum capacitors are available in 1uF/63V, 4,7uF/63V, 10uF/63V and 4.7uF/75V, 6.8uF/75V rated voltages. “LED power drivers also have high voltage requirements, as branches ...