AP3127B Datasheet - Chipown

Step-Up DC/DC Converter

AP3127B Features

* 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 Efficiency : 88%(When driving 3 white LEDs in series Vin=3.6V ILED=20mA) z Control : PWM control z Stand-by Current : ISTB=1.0uA z

AP3127B General Description

The AP3127B Series is a fixed frequency, constant current step-up DC/DC converter ideal for driving LEDs used in backlighting applications on cellular phones, PDAs and digital cameras etc. Output voltage of up to 23V can be derived, and from a 3.2V input six white LED’s can be driven in series or al.

AP3127B Datasheet (433.07 KB)

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Part number:

AP3127B

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Chipown

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433.07 KB

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Step-up dc/dc converter.

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AP3127B Features

AP3127B General Description

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