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发明名称
电平变换模块
摘要
本实用新型涉及一种采用半导体器件制作的模块。目前将模拟电压的大小变换成数字控制信号的单元电路由分立电路或数字集成电路构成,电路复杂,成本高,调试困难,可靠性低。本实用新型为解决该问题所展示的技术方案,是利用电压比较器对模拟电压分段取样,然后用门电路进行电平变换,之后通过驱动电路形成多路互锁输出,并将电路优化设计后制作成通用型模块,可降低整机生产成本,提高可靠性。本器件应用于自动控制系统和其它电子设备中。
申请公布号
CN2248955Y
申请公布日期
1997.03.05
申请号
CN95218854.6
申请日期
1995.08.01
申请人
李兰云
发明人
李兰云
分类号
H03K17/56;G05B1/02
主分类号
H03K17/56
代理机构
代理人
主权项
1、一种电平变换模块,其内部有一组提供基准电压 的分压电路,一组对基准电压和输入电压进行比较的电压 比较器,一组接在电压比较器之后,将电压比较器的输出 状态变换为单一互锁输出端的电平变换电路,其特征在于, 它还具有: 一组功率驱动电路,接在电平变换电路之后,将电平 变换电路输出电平进行功率放大至可以直接驱动负载; 一个内部稳压电源,为其它电路提供工作电压。
地址
445000湖北省恩施自治州机电工程学校
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