功率放大器控制器

为蜂窝手机中的 PA 功率控制应用，集成于环路控制器中的 RF 功率检波器系

功率放大器控制器
Product Min Frequency  (MHz) Max Frequency  (MHz) Description  Features  Applications  Supply Voltage Range  Extended Temp  Packages 
LTC1757A 850 2000 Single Output RF Power Controller with 400kHz Loop Bandwidth and 40dB Dynamic Range, identical in performance to the LTC1757A-2 except that one output (VPCA) is provided 850MHz to 2GHz; Internal Schottky diode RF detector; Autozero loop cancels offset errors and temperature dependent offsets; 1mA operating current; 1 microamp shutdown current Power detector and control for stand alone power amp control 2.7V to 6V E MS-8
LTC1757A 850 2000 Dual Band RF Power Controller with 400kHz Loop Bandwidth and 40dB Dynamic Range 850MHz to 2GHz; Internal Schottky diode RF detector; Autozero loop cancels offset errors and temperature dependent offsets; 1mA operating current; 1 microamp shutdown current Power detector and control for stand alone power amp control 2.7V to 6V E MS-10
LTC1758-1 850 2000 Single Output RF Power Controller with 250kHz Loop Bandwidth and 40dB Dynamic Range. identical in performance to the LTC1758-2 except that one output (VPCA) is provided 850MHz to 2GHz; Internal Schottky diode RF detector; Autozero loop cancels offset errors and temperature dependent offsets; 1mA operating current; 1 microamp shutdown current Power detector and control for stand alone power amp control 2.7V to 6V E MS-8
LTC1758-1 850 2000 Single Output RF Power Controller with 250kHz Loop Bandwidth and 40dB Dynamic Range 850MHz to 2GHz; Internal Schottky diode RF detector; Autozero loop cancels offset errors and temperature dependent offsets; 1mA operating current; 1 microamp shutdown current Power detector and control for stand alone power amp control 2.7V to 6V E MS-10
LTC1957 850 2000 Single Output RF Power Controller with 370kHz Loop Bandwidth and 40dB Dynamic Range, identical in performance to the LTC1957-2 except that one output (VPCA) is provided 850MHz to 2GHz; Internal Schottky diode RF detector; Autozero loop cancels offset errors and temperature dependent offsets; 1mA operating current; 1 microamp shutdown current Power detector and control for stand alone power amp control 2.7V to 6V E MS-8
LTC1957 850 2000 Single Output RF Power Controller with 370kHz Loop Bandwidth and 40dB Dynamic Range 850MHz to 2GHz; Internal Schottky diode RF detector; Autozero loop cancels offset errors and temperature dependent offsets; 1mA operating current; 1 microamp shutdown current Power detector and control for stand alone power amp control 2.7V to 6V E MS-10
LTC4400 300 2700 ThinSOT RF Power Controller with 450kHz Loop Bandwidth and 45dB Dynamic Range 300MHz to 2.7GHz; Internal Schottky diode RF detector; Autozero loop cancels offset errors and temperature dependent offsets; 1mA operating current; 1 microamp shutdown current Power detector and control for stand alone power amp control 2.7V to 6V E SOT-23
LTC4400 300 2000 ThinSOT RF Power Controller with 450kHz Loop Bandwidth and 45dB Dynamic Range 300MHz to 2GHz; Internal Schottky diode RF detector; Autozero loop cancels offset errors and temperature dependent offsets; 1mA operating current; 1 microamp shutdown current Power detector and control for stand alone power amp control 2.7V to 6V E SOT-23
LTC4401 300 2700 ThinSOT RF Power Controller with 250kHz Loop Bandwidth and 45dB Dynamic Range 300MHz to 2.7GHz; Internal Schottky diode RF detector; Autozero loop cancels offset errors and temperature dependent offsets; 1mA operating current; 1 microamp shutdown current Power detector and control for stand alone power amp control 2.7V to 6V E SOT-23
LTC4401 300 2000 ThinSOT RF Power Controller with 250kHz Loop Bandwidth and 45dB Dynamic Range 300MHz to 2GHz; Internal Schottky diode RF detector; Autozero loop cancels offset errors and temperature dependent offsets; 1mA operating current; 1 microamp shutdown current Power detector and control for stand alone power amp control 2.7V to 6V E SOT-23
LTC4402 300 2400 Single RF Power Controller for EDGE/TDMA 300MHz to 2.4GHz; Internal Schottky diode RF detector. 450kHz loop bandwidth. Autozero loop cancels offset errors Power detector and control for stand alone power amp control 2.7V to 6V E MS-8
LTC4402 300 2400 Dual Output RF Power Amplifier Control 300MHz to 2.4GHz; Internal Schottky diode RF detector. 450kHz loop bandwidth. Autozero loop cancels offset errors Power detector and control for stand alone power amp control 2.7V to 6V E MS-10
LTC4403 300 2400 Single RF Power Controller for EDGE/TDMA 300MHz to 2.4GHz; Internal Schottky diode RF detector. 250kHz loop bandwidth. Autozero loop cancels offset errors Power detector and control for stand alone power amp control 2.7V to 6V E MS-8
LTC4403 300 2400 Dual Output RF Power Controller for EDGE/TDMA 300MHz to 2.4GHz; Internal Schottky diode RF detector. 250kHz loop bandwidth. Autozero loop cancels offset errors Power detector and control for stand alone power amp control 2.7V to 6V E MS-10
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