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目前來看，高通芯片促使無人機成本下降的推動因素之一是芯片生產(chǎn)的規(guī)?；?。高通無人機芯片具有與其智能手機相同的處理器，也可能包括其他一些相同部件，因而可以享受其芯片規(guī)?；a(chǎn)帶來的成本優(yōu)化效應。高通芯片促使無人機成本下降的推動因素之二是芯片的高集成化，這也是最重要的原因。

一、AL8400QSE升降壓芯片的性能特點

? 具有200mV電流感應電壓和汽車級的線性LED驅(qū)動器控制器

? Low Reference Voltage (VFB = 0.2V) 

? -40 to +125°C Temperature Range

? 3% Reference Voltage Tolerance at +25°C

? Low Temperature Drift

? 0.2V to 18V Open-Collector Output

? High Power Supply Rejection: (> 45dB at 300kHz)

? AL8400QSE-7 Automotive Grade qualified to AEC-Q100 Grade 1

? SOT353: Available in “Green” Molding Compound (No Br, Sb)

? Lead-Free Finish; RoHS Compliant

二、PI3USB9201ZTAEX升降壓芯片的性能特點

? Dual-Role USB Charging-Type Detector

? Host Mode – SDP/CDP/DCP y USB Device Plug-in and Unplug Detection in SDP/CDP modes

? Support USB Switch Pass-through for Mouse/Keyboard Wake up

? Client Mode USB Charging-type detection y Battery Charging 1.2 SDP/CDP/DCP y Proprietary 1A/2A/2.4A Modes

? Differential Bi-Directional USB Switche

? Wide Bandwidth: 2GHz

? 1MHz I2C Interface for Control and Communication with Pin Selection of up to Four Slave Addresses

? Shutdown Mode of <1μA Current Consumption

? Wide Power Supply Range : 2.7V – 5.5V

? Industrial Temperature Range: -40oC to 85oC

? UQFN 2mm x2mm