ZHCS447C
SEPTEMBER 2011 – April 2018
TPS84210
PRODUCTION DATA.
1
特性
2
应用
3
说明
Device Images
简化应用
效率与输出电流间的关系
4
修订历史记录
5
Pin Configuration and Functions
Pin Functions
6
Specifications
6.1
Absolute Maximum Ratings
6.2
Package Specifications
6.3
Thermal Information
6.4
Electrical Characteristics
6.5
Switching Characteristics
6.6
Typical Characteristics (VIN = 5 V)
6.7
Typical Characteristics (VIN = 3.3 V)
7
Functional Block Diagram
8
Application and Implementation
8.1
Application Information
8.1.1
Adjusting The Output Voltage
9
Capacitor Recommendations For The TPS84210 Power Supply
9.1
Capacitor Technologies
9.1.1
Electrolytic, Polymer-Electrolytic Capacitors
9.1.2
Ceramic Capacitors
9.1.3
Tantalum, Polymer-Tantalum Capacitors
9.2
Input Capacitor
9.3
Output Capacitor
10
Transient Response
11
Application Schematics
12
Power Good (PWRGD)
13
Power-Up Characteristics
14
Remote Sense
15
Output On/Off Inhibit (INH)
16
Slow Start (SS/TR)
17
Overcurrent Protection
18
Synchronization (CLK)
19
Sequencing (SS/TR)
20
Programmable Undervoltage Lockout (UVLO)
21
Thermal Shutdown
22
Layout Guidelines
23
Layout Example
24
EMI
25
器件和文档支持
25.1
接收文档更新通知
25.2
社区资源
25.3
商标
25.4
静电放电警告
25.5
术语表
26
机械、封装和可订购信息
封装选项
机械数据 (封装 | 引脚)
RKG|39
MPQF254D
散热焊盘机械数据 (封装 | 引脚)
RKG|39
QFND291C
订购信息
zhcs447c_oa
zhcs447c_pm
1
特性
完整的集成式电源解决方案可实现
小尺寸和扁平设计
效率高达 96%
宽输出电压调节范围
0.8V 至 3.6V,基准精度为 ±1%
可调开关频率
(500kHz 至 2MHz)
与外部时钟同步
可调慢速启动
输出电压排序/跟踪
电源正常输出
可编程欠压锁定 (UVLO)
输出过流保护
过热保护
运行温度范围:-40°C 至 85°C
增强的散热性能:12°C/W
符合 EN55022 B 类辐射标准