1.5A, 1.5MHz, 同步降压型开关电源转换器

EA8105 是一款高效同步降压转换器，输入电压工作范围为 2.5V 至 5.5V。内置功率开关管和同步整流开关管以及内部补偿线路，不仅减少了外围元器件降低了设计成本，而且较低阻抗的开关管能提供高达95%的工作效率，可持续工作电流为1.5A。 EA8105 高达100% 的占空比设计，可实现低压差的工作模式，为此能实现例如延长便携式产品的电池寿命等诸多优势。此外，在较低负载电流的情况下，由于EA8105采用了PFM模式，故拥有较高的轻载效率。 EA8105的小型 SOT-23-5封装更为客户节省了PCB板的面积。 ·内置低阻抗功率开关管\r\n·效率高达 95%\r\n·输入电压范围 2.5V 至 5.5V\r\n·可调输出电压范围 0.6V 至输入电压\r\n·恒定开关频率1.5MHz\r\n·持续工作电流1.5A\r\n·允许低压差工作，占空比高达100%\r\n·内置补偿线路\r\n·逐周期电流限制保护\r\n·短路保护\r\n·过温保护\r\n·小型SOT-23-5封装;

6-Pin DIP Optoisolators for Power Supply Applications(No Base Connection)

6-Pin DIP Optoisolators for Power Supply Applications(No Base Connection) The MOC8101, MOC8102, MOC8103, MOC8104 and MOC8105 devices consist of a gallium arsenide LED optically coupled to a silicon phototransistor in a dual–in–line package. • Closely Matched Current Transfer Ratio (CTR) Minimize

400 MHz QUADRATURE MODULATOR FOR DIGITAL MOBILE COMMUNICATION

DESCRIPTION The µPC8105GR is a sillicon monolithic integrated circuit designed as quadrature modulator for digital mobile communication systems. This modulator housed in a 16 pin plastic SSOP that is easy to install and contributes to miniaturizing the system. The device has power save function

UP-CONVERTER WITH AGC FUNCTION QUADRATURE MODULATOR IC FOR DIGITAL MOBILE COMMUNICATION SYSTEMS

DESCRIPTION The UPC8125GR is a Silicon MMIC manufactured with the NESAT IIITM silicon bipolar process. The IC consists of a 1.8 - 2.0 GHz upconverter with AGC function and a 220 - 270 MHz IQ modulator. The device operates over a wide 2.7 - 5.5 V supply voltage range and features a power save func

UP CONVERTER WITH AGC FUNCTION QUADRATURE MODULATOR IC FOR DIGITAL MOBILE COMMUNICATION SYSTEMS

DESCRIPTION The µPC8129GR is a silicon monolithic integrated circuit designed as indirect quadrature modulator for digital mobile communication systems. This modulator consists of 0.8 GHz to 1.9 GHz up-converter and 100 MHz to 400 MHz quadrature modulator which are packaged in 20 pin SSOP. The de

Single Chip Transceiver Silicon MMIC for PHS

DESCRIPTION The µPC8139GR-7JH is a silicon microwave monolithic IC (SiMMIC) developed as a transceiver for Personal Handyphone System (PHS). This IC is a highly integrated single chip, suitable for PHS, including a quadrature modulator, up converter, and AGC circuit for adjusting the output leve