ZHCSCD6B April 2014 – January 2017 TPS54361-Q1
PRODUCTION DATA.
- 1 特性
- 2 应用
- 3 说明
- 4 修订历史记录
- 5 Pin Configuration and Functions
- 6 Specifications
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7 Detailed Description
- 7.1 Overview
- 7.2 Functional Block Diagram
- 7.3
Feature Description
- 7.3.1 Fixed-Frequency PWM Control
- 7.3.2 Slope Compensation Output Current
- 7.3.3 Pulse-Skip Eco-mode
- 7.3.4 Low Dropout Operation and Bootstrap Voltage (BOOT)
- 7.3.5 Error Amplifier
- 7.3.6 Adjusting the Output Voltage
- 7.3.7 Enable and Adjust Undervoltage Lockout
- 7.3.8 Soft-Start/Tracking Pin (SS/TR)
- 7.3.9 Sequencing
- 7.3.10 Constant Switching Frequency and Timing Resistor (RT/CLK) Pin)
- 7.3.11 Accurate Current-Limit Operation and Maximum Switching Frequency
- 7.3.12 Synchronization to RT/CLK Pin
- 7.3.13 Power Good (PWRGD Pin)
- 7.3.14 Overvoltage Protection
- 7.3.15 Thermal Shutdown
- 7.3.16 Small Signal Model for Loop Response
- 7.3.17 Simple Small Signal Model for Peak Current Mode Control
- 7.3.18 Small Signal Model for Frequency Compensation
- 7.4 Device Functional Modes
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8 Application and Implementation
- 8.1 Application Information
- 8.2
Typical Application
- 8.2.1 Design Requirements
- 8.2.2
Detailed Design Procedure
- 8.2.2.1 Custom Design with WEBENCH® Tools
- 8.2.2.2 Selecting the Switching Frequency
- 8.2.2.3 Output Inductor Selection (LO)
- 8.2.2.4 Output Capacitor
- 8.2.2.5 Catch Diode
- 8.2.2.6 Input Capacitor
- 8.2.2.7 Slow-Start Capacitor
- 8.2.2.8 Bootstrap Capacitor Selection
- 8.2.2.9 Undervoltage Lockout Set Point
- 8.2.2.10 Output Voltage and Feedback Resistors Selection
- 8.2.2.11 Compensation
- 8.2.2.12 Discontinuous Conduction Mode and Eco-mode Boundary
- 8.2.3 Application Curves
- 9 Power Supply Recommendations
- 10Layout
- 11器件和文档支持
- 12机械、封装和可订购信息
11 器件和文档支持
11.1 器件支持
11.1.1 开发支持
要获得 TPS54360 和 TPS54361 系列设计 Excel 工具，请见 SLVC452
11.2 文档支持
11.2.1 相关文档
相关文档如下：
11.2.2 《使用 WEBENCH® 工具定制设计方案》
请单击此处，借助 WEBENCH®Power Designer 并使用 TPS54561-Q1 器件定制设计方案
- 首先输入您的 VIN、VOUT 和 IOUT 要求。
- 使用优化器拨盘可优化效率、封装和成本等关键设计参数并将您的设计与米6体育平台手机版_好二三四 (TI) 的其他可行解决方案进行比较。
- WEBENCH Power Designer 提供一份定制原理图以及罗列实时价格和组件可用性的物料清单。
- 在多数情况下，您还可以：
- 运行电气仿真，观察重要波形以及电路性能
- 运行热性能仿真，了解电路板热性能
- 将定制原理图和布局方案导出至常用 CAD 格式
- 打印设计方案的 PDF 报告并与同事共享
- 有关 WEBENCH 工具的详细信息，请访问 www.ti.com/WEBENCH。
11.3 接收文档更新通知
要接收文档更新通知，请访问 www.yogichopra.com 您器件对应的米6体育平台手机版_好二三四文件夹。点击右上角的提醒我 (Alert me) 注册后，即可每周定期收到已更改的米6体育平台手机版_好二三四信息。有关更改的详细信息，请查阅已修订文档的修订历史记录
11.4 社区资源
The following links connect to TI community resources. Linked contents are provided "AS IS" by the respective contributors. They do not constitute TI specifications and do not necessarily reflect TI's views; see TI's Terms of Use.
-
TI E2E™ Online Community TI's Engineer-to-Engineer (E2E) Community. Created to foster collaboration among engineers. At e2e.ti.com, you can ask questions, share knowledge, explore ideas and help solve problems with fellow engineers.
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Design Support TI's Design Support Quickly find helpful E2E forums along with design support tools and contact information for technical support.
11.5 商标
Eco-mode。, E2E are trademarks of Texas Instruments.
WEBENCH is a registered trademark of Texas Instruments.
All other trademarks are the property of their respective owners.
11.6 静电放电警告
ESD 可能会损坏该集成电路。米6体育平台手机版_好二三四 (TI) 建议通过适当的预防措施处理所有集成电路。如果不遵守正确的处理措施和安装程序 , 可能会损坏集成电路。
ESD 的损坏小至导致微小的性能降级 , 大至整个器件故障。 精密的集成电路可能更容易受到损坏 , 这是因为非常细微的参数更改都可能会导致器件与其发布的规格不相符。
11.7 Glossary
SLYZ022 — TI Glossary.
This glossary lists and explains terms, acronyms, and definitions.