LMR23630
www.ti.com.cn
ZHCSF93E –DECEMBER 2015 –REVISED AUGUST 2020
Table of Contents
8.4 Device Functional Modes..........................................20
9 Application and Implementation..................................21
9.1 Application Information............................................. 21
9.2 Typical Applications.................................................. 21
10 Power Supply Recommendations..............................28
11 Layout...........................................................................28
11.1 Layout Guidelines................................................... 28
11.2 Layout Example...................................................... 29
11.3 Compact Layout for EMI Reduction........................ 29
11.4 Ground Plane and Thermal Considerations............30
11.5 Feedback Resistors................................................ 31
12 Device and Documentation Support..........................32
12.1 Device Support....................................................... 32
12.2 接收文档更新通知................................................... 32
12.3 支持资源..................................................................32
12.4 Trademarks.............................................................32
12.5 静电放电警告.......................................................... 32
12.6 术语表..................................................................... 32
13 Mechanical, Packaging, and Orderable
1 特性................................................................................... 1
2 应用................................................................................... 1
3 说明................................................................................... 1
4 Revision History.............................................................. 2
5 Device Comparison Table...............................................4
6 Pin Configuration and Functions...................................4
Pin Functions.................................................................... 5
7 Specifications.................................................................. 6
7.1 Absolute Maximum Ratings........................................ 6
7.2 ESD Ratings............................................................... 6
7.3 Recommended Operating Conditions.........................6
7.4 Thermal Information....................................................7
7.5 Electrical Characteristics.............................................7
7.6 Timing Requirements..................................................9
7.7 Switching Characteristics............................................9
7.8 Typical Characteristics..............................................10
8 Detailed Description......................................................12
8.1 Overview...................................................................12
8.2 Functional Block Diagram.........................................12
8.3 Feature Description...................................................13
Information.................................................................... 32
4 Revision History
注:以前版本的页码可能与当前版本的页码不同
Changes from Revision D (February 2018) to Revision E (July 2020)
Page
• 更新了整个文档中的表格、图和交叉参考的编号格式。..................................................................................... 1
• 向节1 添加了LMZM33630 要点........................................................................................................................ 1
Changes from Revision C (June 2017) to Revision D (February 2018)
Page
• 在应用中将“可编程逻辑控制器电源”更改为“工厂和楼宇自动化系统...”......................................................1
• 删除了“多功能打印机和工业电源”并重新编写了应用.................................................................................... 1
• 将“应用”中的“HVAC 系统”更改为“通用宽输入电压调节”....................................................................... 1
• Added "2.2-µF, 16-V" for VCC pin bypass capacitor ..........................................................................................5
• Change the Max Recommend Operating Condition for Iout to be 3-A from 2.5-A ............................................ 6
• Consolidating all the common EC table characteristic between HSOIC and WSON, for example Operation
Input Voltage, VIN_UVLO, IEN and Mnimum turn-on time ................................................................................. 7
• Changed Typical Value for VIN_UVLO Rising threshold typical from 3.6-V to 3.7-V and minimum Falling
threshold from 3-V to 2.9-V ................................................................................................................................7
• Changed the operating from "4.5-V" ... to "4-V" in Device Functional Modes ..................................................20
• Changed from VOUT = 7 V to 36 V to VIN = 7 V to 36 V on 图9-9 ................................................................... 26
Changes from Revision B (April 2017) to Revision C (June 2017)
Page
• 删除了“汽车电池稳压”且重新编写了应用...................................................................................................... 1
• 添加了“WSON 封装和选项”............................................................................................................................1
• Added Device Comparison Table ...................................................................................................................... 4
• Change EN Abs Max to EN/SYNC Abs Max ..................................................................................................... 6
• Updating ESD Ratings to include HSOIC and WSON .......................................................................................6
• Corrected Equation 17 denominator from "(VOUT x VOS)" to "(VOUT + VOS)"....................................................23
• clarified equations Equation 23 and Equation 24 ............................................................................................ 30
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