50 dB GSM PA Controller

GENERAL DESCRIPTION The AD8311 is a complete low cost subsystem for the precise control of RF power amplifiers operating in the frequency range 0.1 GHz to 2.5 GHz and over a typical dynamic range of 50 dB. It is intended for use in cellular handsets and other batteryoperated wireless devices. The

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AD

亚德诺

50 dB GSM PA Controller

FEATURES Complete RF detector/controller function >50 dB range at 0.9 GHz (−48 dBm to +3 dBm re 50 Ω) Accurate scaling from 0.1 GHz to 2.5 GHz Temperature-stable linear-in-dB response Log slope of 23 mV/dB, intercept at −60 dBm at 0.9 GHz True integration function in control loop Low power:

文件：504.55 Kbytes 页数：24 Pages

AD

亚德诺

High-efficiency Step-up Switching Regulator with Built-in Power MOSFET

General Description BD8311NUV is a high-efficiency step-up switching regulator with built-in power MOSFET that can output 8V or 10V from a 4-battery voltage supply such as Li2cell or a 5V fixed power supply line. The built-in 80mΩ N-Channel FET switch is capable of handling output current up to 2

文件：458.19 Kbytes 页数：16 Pages

ROHM

罗姆

High-efficiency Step-up Switching Regulator with Built-in Power MOSFET

文件：389.55 Kbytes 页数：15 Pages

ROHM

罗姆

Integrated 2.5A MOSFET 1ch Boost Converter

文件：1.15185 Mbytes 页数：25 Pages

ROHM

罗姆