N P N E P I T A X I A L P L A N A R T R A N S I S T O R

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NPN EPITAXIAL PLANAR TRANSISTOR

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WHITE LED STEP-UP CONVERTER

General Description The AP3019 is an inductor-based DC/DC converter designed to drive up to five white LEDs in series for backlight. Only one feedback resistor is needed to control the LED current and obtain satisfied brightness. Features • Inherently Uniform LED Current • High Efficiency

WHITE LED STEP-UP CONVERTER

General Description The AP3019A is an inductor-based DC/DC converter designed to drive up to eight white LEDs in series for backlight. Only one feedback resistor is needed to control the LED current and obtain required brightness. A constant frequency 1.2MHz PWM control scheme is employed in thi

TEST TIPS AND PLUGS

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11.5 MHz Bandpass

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Large Dome Plugs

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