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Volume 71, Issue 9, September 2000
71(2000); http://dx.doi.org/10.1063/1.1287618View Description Hide Description
A low-cost and simple circuit for driving blue light emitting diodes with ultralow supply voltage is demonstrated. By using only three transistors and two voltage multipliers, a blue light emitting diode was driven with a supplied voltage as low as 0.8 V.