ZHCSNO7
March 2021
TPS62865
,
TPS62867
PRODUCTION DATA
1
特性
2
应用
3
说明
4
Revision History
5
Device Options
6
Pin Configuration and Functions
7
Specifications
7.1
Absolute Maximum Ratings
7.2
ESD Ratings
7.3
Recommended Operating Conditions
7.4
Thermal Information
7.5
Electrical Characteristics
7.6
Typical Characteristics
8
Detailed Description
8.1
Overview
8.2
Functional Block Diagram
8.3
Feature Description
8.3.1
Power Save Mode
8.3.2
Forced PWM Mode
8.3.3
100% Duty Cycle Mode Operation
8.3.4
Soft Start
8.3.5
Switch Current Limit and HICCUP Short-Circuit Protection
8.3.6
Undervoltage Lockout
8.3.7
Thermal Shutdown
8.4
Device Functional Modes
8.4.1
Enable and Disable (EN)
8.4.2
Power Good (PG)
8.4.3
Voltage Setting and Mode Selection (VSET/MODE)
9
Application and Implementation
9.1
Application Information
9.2
Typical Application
9.2.1
Design Requirements
9.2.2
Detailed Design Procedure
9.2.2.1
Custom Design With WEBENCH® Tools
9.2.2.2
Setting The Output Voltage
9.2.2.3
Output Filter Design
9.2.2.4
Inductor Selection
9.2.2.5
Capacitor Selection
9.2.3
Application Curves
10
Power Supply Recommendations
11
Layout
11.1
Layout Guidelines
11.2
Layout Example
11.2.1
Thermal Considerations
12
Device and Documentation Support
12.1
Device Support
12.1.1
第三方产品免责声明
12.1.2
Development Support
12.1.2.1
Custom Design With WEBENCH® Tools
12.2
Documentation Support
12.2.1
Related Documentation
12.3
支持资源
12.4
Trademarks
12.5
静电放电警告
12.6
术语表
13
Mechanical, Packaging, and Orderable Information
封装选项
机械数据 (封装 | 引脚)
RQY|9
MPQF584
散热焊盘机械数据 (封装 | 引脚)
订购信息
zhcsno7_oa
1
特性
可实现快速瞬态响应的 DCS-Control 拓扑
11mΩ 和 10.5mΩ 内部功率 MOSFET
1% 的输出电压精度
4µA 工作静态电流
2.4V 至 5.5V 输入电压范围
0.6V 至 VIN 输出电压范围
Table 8-2
固定(可通过外部电阻器进行选择)和可调节输出电压版本
2.4MHz 开关频率
强制 PWM 或省电模式
输出电压放电
100% 占空比模式
断续短路保护
具有窗口比较器的电源正常指示器
热关断
解决方案尺寸可降至 30mm2
采用具有 0.5mm 间距的 1.5mm × 2.5mm QFN 封装
使用 TPS62865 并借助
WEBENCH
®
Power Designer
创建定制设计方案
使用 TPS62867 并借助
WEBENCH
®
Power Designer
创建定制设计方案