| 基于LDO的汽车24V系统电源设计 |
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| 引用本文： | 丁绪星,吴双.基于LDO的汽车24V系统电源设计[J].汽车电器,2014(9):20-22. |
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| 作者姓名： | 丁绪星 吴双 |
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| 作者单位： | 安徽师范大学物理与电子信息学院,安徽芜湖,241000 |
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| 摘 要： | 设计一种基于LDO芯片TLE4275的24V汽车电源模块,增加前级降压电路和单片机监控功能,应用于汽车车身控制器的24V转5V电源。给出该电源的电路图及软件控制方法。试验测试结果表明:即使在极端负载条件下,该电源模块输出电压稳定、温度特性好,且实现成本低。
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| 关 键 词： | 低压差线性稳压器(LDO) TLE4275芯片 降压斩波器(Buck) 车身控制器 |
Design of 24V Vehicle Power Supply Based on LDO |
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| DING Xu-xing,WU Shuang.Design of 24V Vehicle Power Supply Based on LDO[J].Auto Electric Parts,2014(9):20-22. |
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| Authors: | DING Xu-xing WU Shuang |
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| Institution: | (College of Physics and Electronic Information, Anhui Normal University, Wuhu 241000, China) |
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| Abstract: | A 24 V vehicle power supply module adding pre-stage buck circuit and singlechip monitoring functon is designed based on the LDO chip TLE4275 and applied in the 24 V-5 V power supply for vehicle body controller.The circuit diagram of this power supply is provided with its software control method. The test result shows that this power supply module has stable output voltage, good temperature property and low cost. |
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| Keywords: | Low Drop-Out（LDO） chip TLE4275 buck vehicle body controller |
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