1A降压/升压电荷泵LED闪光灯驱动

The DIO5151 is a current-regulated charge pump, ideal for powering high brightness LEDs for camera flash applications. The charge pump can be set to regulate two current levels for flash and torch modes. \\nThe DIO5151 automatically switches modes between step-up and step-down, ensuring that LED cur • Output Current: \n• Up to 90% efficiency in torch mode \n• 1× and 2× automatic modes for high efficiency \n• Minimum external components: No inductors \n• Low 47 mV reference for low loss sensing \n• Built-in soft-start limits inrush current \n• 240 ms flash timer control \n• Output open and o;

DIOO

帝奥微

200MHz Amplifiers

The EL5150, EL5151, EL5250, EL5251, and EL5451 are 200MHz bandwidth -3dB voltage mode feedback amplifiers with DC accuracy of 0.01, 1mV offsets and 10kV/V open loop gains. These amplifiers are ideally suited for applications ranging from precision measurement instrumentation to high speed video an

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200MHz Amplifiers

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200MHz Amplifiers

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