AP3127B converter equivalent, step-up dc/dc converter.
z Input voltage range : 2.5V-6V z Output voltage range : up to 23V externally set-up
reference voltage 0.25V z Oscillation frequency : 1.0MHz z On resistance : 0.8Ω z .
on cellular phones, PDAs and digital cameras etc. Output voltage of up to 23V can be derived, and from a 3.2V input six .
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