射频前端芯片

\n The HS8269U is a complete CMOS high-power, high-efficiency transmit module for low cost quad-band TX (GSM850/EGSM900/DCS1800/PCS1900)/dual-band RX GSM/GPRS mobile handsets. Power amplifier, Power controller circuit and switch circuit have been integrated in a single CMOS chip. Internal TX/RX 5 \nHigh Output Power\n• 33.5dBm at GSM850/EGSM900\n• 31.0dBm at DCS1800/PCS1900\nHigh Power Added Efficiency\n• GSM850 40% PAE \n• EGSM900 40% PAE \n• DCS1800 35% PAE \n• PCS1900 35% PAE \nIntegrated Control and Protection\n ;

OnMicro

昂瑞微

3A, 24V, 400kHz Step-Down Converter

General Description The RT8269 is a high voltage buck converter that can support the input voltage range from 4.75V to 24V and the output current can be up to 3A. Current Mode operation provides fast transient response and eases loop stabilization. The chip provides protection functions such as

文件：198.08 Kbytes 页数：12 Pages

RICHTEK

立锜科技

Adjustable Output Voltage Range : 0.92V to 15V

General Description The RT8269 is a high voltage buck converter that can support the input voltage range from 4.75V to 24V and the output current can be up to 3A. Current Mode operation provides fast transient response and eases loop stabilization. The chip provides protection functions such as

文件：198.08 Kbytes 页数：12 Pages

RICHTEK

立锜科技

OVERCURRENT MONITORING IC FOR MULTI-SERIAL-CELL PACK

文件：685.47 Kbytes 页数：32 Pages

ABLIC

艾普凌科