ZXLD381 solution equivalent, single or multi cell led driver solution.
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* 85% Efficiency User adjustable output current Single cell operation (0.9V minimum) Low saturation transistor SOT23-3 package Ava.
where step-up voltage conversion from a very low input voltage is required. These applications mainly operate from 1.5V .
The ZXLD381 is a simple PFM, DC-DC controller combined with a high performance internal switching transistor, enabling the production of a high efficiency boost converter for use in single cell applications. A block diagram is shown for the ZXLD381 i.
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