【产品】国产单片DC-DC转换器控制电路芯片MC34063系列,可在高达100kHz的频率下工作

2022-08-18 华冠半导体
DC-DC转换器控制电路芯片,MC34063,华冠半导体 DC-DC转换器控制电路芯片,MC34063,华冠半导体 DC-DC转换器控制电路芯片,MC34063,华冠半导体 DC-DC转换器控制电路芯片,MC34063,华冠半导体

华冠半导体推出MC34063系列单片DC-DC转换器控制电路芯片,包含DC-DC转换器所需的主要功能。这些器件产品的内部功能框图如图1所示,包括一个内部温度补偿基准、比较器、带有源电流限制电路的受控占空比振荡器、驱动器和大电流输出开关。该系列产品专门设计用于以最少数量的外部元件集成到降压、升压以及电压逆变应用中。


MC34063系列芯片可以在3.0V到40V宽输入电压范围内工作,输出开关电流高达1.5A。它们可以在高达100kHz的频率下工作。它们采用8引脚的SOP8和DIP8封装,封装和引脚配置如图2所示。

图1 产品内部功能框图

图2 封装和引脚配置

图3 升压转换器的典型应用电路

特点

·从3.0V到40V输入电压范围内工作

·低待机电流

·电流限制

·输出开关电流高达1.5A

·可调输出电压

·在高达100kHz的频率下工作

·精密参考电压(精度2%)

授权代理商:世强先进(深圳)科技股份有限公司
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本文由闯天涯翻译自华冠半导体,版权归世强硬创平台所有,非经授权,任何媒体、网站或个人不得转载,授权转载时须注明“来源:世强硬创平台”。

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目录- 公司简介    MOS管/比较器/存储器电路/达林顿阵列    电源管理电路    低压差稳压器    线性稳压/通用接口电路    驱动/音频电路    运算放大器/时基与时钟/逻辑电路&其他电路    微处理器    运放    接口    半导体器件概览   

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选型指南  -  芯语  - 2022/5/30 PDF 中文 下载

MC34063 DC-to- DC Converter Control Circuits

型号- MC34063M/TR,MC34063 SERIES,MC34063MM/TR,MC34063,MC34063N

数据手册  -  华冠半导体  - 2023-9-18 PDF 英文 下载 查看更多版本

选型表  -  华冠半导体 立即选型

MC34063 DC-TO-DC CONVERTER CONTROL CIRCUITS

型号- MC34063 SERIES,MC34063

数据手册  -  芯语  - Rev. 1_Nov, 2020  - Nov, 2020 PDF 英文 下载

华冠半导体比较器选型表

华冠半导体比较器,工作电压范围±1.5V~±18 V、2V-36V、1.4V-5.5V、1.6V-5.5V、±1.5V~±15V,失调电压700~3000uV,工作电流范围有0.046mA~2.4mA,输出类型Open-collector、Push-Pull,具有性能高,功耗低等特点,广泛应用于消费电子和工业领域。

产品型号
品类
工作结温(℃)
工作电流(mA)
存储温度(℃)
失调电压(uV)
工作电压(V)
封装
LM2901N
比较器
-40~85℃
1mA
-65~150℃
2000uV
±18V
DIP-14

选型表  -  华冠半导体 立即选型

【应用】华冠半导体LDO LM1117MP-3.3/TR用于配电柜,可为主控芯片提供3.3V稳定电压

客户做一款配电柜项目,在给MCU供电电路设计中需要用到一个低压差线性稳压器。本文推荐华冠半导体的LDO LM1117MP-3.3/TR,具备有宽输入电压,最大20V,输出电流最大1A;固定电压输出电压精度为1%;高纹波抑制比达75dB。

应用方案    发布时间 : 2023-03-11

About XBLW MC34063 DC-DC Converter Control Circuit Test Share

Taking XBLW MC34063 circuit as an example, this paper introduces its electrical characteristics and the test method of its booster circuit, analyzes its test principle and the points for attention in the design of booster circuit, and provides some reference for the analysis and production test of dc/dc converters by the majority of users.DC/DC Converters By The Majority Of Users.

设计经验    发布时间 : 2024-10-13

【产品】华冠半导体推出高速总线接收器TJA1040,速度可达1Mbaud,应用于汽车电子

TJA1040是华冠半导体推出的控制器局域网(CAN)协议控制器和物理总线之间的接口。它主要应用在汽车的高速应用上,速度可达1Mbaud。TJA1040为总线提供差动的发送功能,为CAN控制器提供差动的接受功能。

产品    发布时间 : 2023-08-10

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车规级电感定制

可定制车规级电感的电流范围0.3~17.9A,尺寸最小1x0.55x0.5mm到最大12.5x12.5x6mm,工作频率100KHz~2MHz,感值范围:0.47uH~4.7mH。符合IATF16949和AECQ-200。SPQ为5K。

提交需求>

多层印制电路板打样定制

可加工PCB板层数:0-60层,板材类型:高频板/高速板/高频混压板/盲埋孔板/HDI板/无卤素板/厚铜板/刚柔结合板;最大加工尺寸:622*1200MM;板厚:0.05-8.0MM;铜厚:0.33-30OZ;

最小起订量: 1 提交需求>

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