18 lines
2.6 KiB
HTML
18 lines
2.6 KiB
HTML
---
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title: defnote.qrich
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updated: 2022-01-08 13:54:58Z
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created: 2022-01-08 13:18:04Z
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---
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<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.0//EN" "http://www.w3.org/TR/REC-html40/strict.dtd">
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<html><head><meta name="qrichtext" content="1" /><meta http-equiv="Content-Type" content="text/html; charset=UTF-8" /><style type="text/css">
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p, li { white-space: pre-wrap; }
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</style></head><body style=" font-family:'微软雅黑'; font-size:9pt; font-weight:400; font-style:normal;">
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<p style=" margin-top:0px; margin-bottom:0px; margin-left:0px; margin-right:0px; -qt-block-indent:0; text-indent:0px;"><span style=" font-family:'Tahoma'; font-size:10pt;">按功耗算，信号源模块总功耗约在5W以内，可单电池供电</span></p>
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<p style=" margin-top:0px; margin-bottom:0px; margin-left:0px; margin-right:0px; -qt-block-indent:0; text-indent:0px;"><span style=" font-family:'Tahoma'; font-size:10pt;">以3W计，4000mAH可满载连续工作约4小时，满足绝大多数室外用场景</span></p>
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<p style="-qt-paragraph-type:empty; margin-top:0px; margin-bottom:0px; margin-left:0px; margin-right:0px; -qt-block-indent:0; text-indent:0px; font-family:'Tahoma'; font-size:10pt;"><br /></p>
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<p style=" margin-top:0px; margin-bottom:0px; margin-left:0px; margin-right:0px; -qt-block-indent:0; text-indent:0px;"><span style=" font-family:'Tahoma'; font-size:10pt;">模块主要器件为3.3V供电，绝大多数放大器为5V供电，</span></p>
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<p style=" margin-top:0px; margin-bottom:0px; margin-left:0px; margin-right:0px; -qt-block-indent:0; text-indent:0px;"><span style=" font-family:'Tahoma'; font-size:10pt;">电池典型可用电压为3.0-4.2V，考虑到效率问题，由电池直接升降压到3.3V（采用</span><a href="nyf://entry?itemid=51&itemtext=%E5%8D%87%E9%99%8D%E5%8E%8B"><span style=" font-family:'Tahoma'; font-size:10pt; text-decoration: underline; color:#0000ff;">SC8721</span></a><span style=" font-family:'Tahoma'; font-size:10pt;">）和5V</span></p>
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<p style=" margin-top:0px; margin-bottom:0px; margin-left:0px; margin-right:0px; -qt-block-indent:0; text-indent:0px;"><span style=" font-family:'Tahoma'; font-size:10pt;">MCU选择宽压款，支持全压输入</span></p>
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<p style="-qt-paragraph-type:empty; margin-top:0px; margin-bottom:0px; margin-left:0px; margin-right:0px; -qt-block-indent:0; text-indent:0px; font-family:'Tahoma'; font-size:10pt;"><br /></p>
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<p style=" margin-top:0px; margin-bottom:0px; margin-left:0px; margin-right:0px; -qt-block-indent:0; text-indent:0px;"><span style=" font-family:'Tahoma'; font-size:10pt;">常用接口MOS为8205A</span></p></body></html> |