升压型、降压型、升降压型 LED 驱动芯片

BP1808A是一款多工作模式、宽输入/输出范围的DC-DCLED驱动芯片，内部集成80V/300mQ功率开关。BP1808A可以工作于升压、降压或升降压模式，其输入/输出电压范围可达3-80VDC。BP1808A可通过外置采样电阻调节输出电流的大小，其输出电流的精度可达+/-3%。BP1808A可通过DIM引脚进行PWM和模拟调光。 3V到80VDC输入/输出范围支持升压、降压和升降压模式内置80V/300mQ功率MOSFET+/-3%输出电流精度支持PWM 调光及模拟调光420kHz固定工作频率内置软启动逐周期的峰值电流限制输入欠压保护输出过压保护过温调节功能散热增强的ESOP-8封装;

BPS

晶丰明源

1.9 GHz GaAs LOW NOISE AMPLIFIER

Designed primarily for use in wireless Personal Communication Systems (PCS) applications such as Digital European Cordless Telephone (DECT), Japan’s Personal Handy System (PHS) and the emerging North American systems as a preamp for discrete or integrated downmixers. The MRFIC1808 is a two–stage l

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MOTOROLA

摩托罗拉

Integrated Circuit Playback Video Processor for VCR

Description: The NTE1808 is a integrated circuit in a 28–Lead DIP type package designed for VCR playback video signal processin circuits. Features: • Built–In Line Noise Canceler • Built–In Picture Control Circuit • Supply Voltage: VCC = 5V

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NTE

Low Power Current Mode Push-Pull PWM

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TI

德州仪器