通用隔离恒流驱动

HA3222是一款高精度原边反馈的LED恒流驱动芯片，芯片工作在电感电流断续模式,适用于85Vac ~265Vac全范围输入电压、功率18W以下的反激式隔离LED恒流电源.HA3222内部集成了650V功率MOSFET，采用原边反馈模式,无需次级反馈电路,也无需补偿电路，只需极少的外围元件即可实现优异的恒流特性.芯片的工作电流极地低,无需变压器辅助绕组检测和供电,进一步减少外围原器件,极大的节约了系统的成本和体积.

Zealcore

华虹挚芯

Pb-Free Plus Anneal Available as an Option

文件：656.18 Kbytes 页数：28 Pages

INTERSIL

One Microamp Supply-Current, 3V to 5.5V, 250kbps, RS-232 Transmitters/Receivers

One Microamp Supply-Current, +3V to +5.5V, 250kbps, RS-232 Transmitters/Receivers The Intersil ICL32XX devices are 3.0V to 5.5V powered RS-232 transmitters/receivers which meet ElA/TIA-232 and V.28/V.24 specifications, even at VCC = 3.0V. Targeted applications are PDAs, Palmtops, and notebook and

文件：662.78 Kbytes 页数：28 Pages

INTERSIL

One Microamp Supply-Current, 3V to 5.5V, 250kbps, RS-232 Transmitters/Receivers

文件：662.78 Kbytes 页数：28 Pages

INTERSIL