三通道可调光LED线性恒流驱动芯片

BP1638CJ是一款三通道可调光LED 线性恒流驱动芯片内置40V/200mAMOSFET，通过调节输入的3路PWM信号占空比，来调整对应LED 光源的电流，从而达到调光目的。BP1638CJ支持PWM 调光信号，可以搭配常见的调光模块实现调光功能。BP1638CJ具有过温调节功能。当LED电流过大导致芯片温度过高时，将降低输出电流。 三路线性PWM 调光内置三路 40V/200mAMOSFET兼容10kHz以下的PWM 信号单个Rcs设定三路输出电流待机电流<100uA芯片间输出电流偏差土4%芯片内三路之间输出电流偏差士3%采用ESOP8封装;

BPS

晶丰明源

Low voltage IF I/Q transceiver

DESCRIPTION The SA1638 is a combined Rx and Tx IF I/Q circuit. The receive path contains an IF amplifier, a pair of quadrature down-mixers, and a pair of baseband filters and amplifiers. A second pair of mixers in the transmit path transposes a quadrature baseband input up to the IF frequency. An

文件：271.61 Kbytes 页数：26 Pages

PHI

PHI

Low voltage IF I/Q transceiver

DESCRIPTION The SA1638 is a combined Rx and Tx IF I/Q circuit. The receive path contains an IF amplifier, a pair of quadrature down-mixers, and a pair of baseband filters and amplifiers. A second pair of mixers in the transmit path transposes a quadrature baseband input up to the IF frequency. An

文件：271.61 Kbytes 页数：26 Pages

PHI

PHI

Advanced PWM Motor Controller

文件：304.43 Kbytes 页数：9 Pages

TI

德州仪器