ZHCS342B November   2013  – July 2014 TPS62740 , TPS62742

PRODUCTION DATA.  

  1. 1 特性
  2. 2 应用范围
  3. 3 说明
  4. 4 典型应用
  5. 5 修订历史记录
  6. 6 Device Comparison Table
  7. 7 Pin Configuration and Functions
  8. 8 Specifications
    1. 8.1 Absolute Maximum Ratings
    2. 8.2 Handling Ratings
    3. 8.3 Recommended Operating Conditions
    4. 8.4 Thermal Information
    5. 8.5 Electrical Characteristics
    6. 8.6 Typical Characteristics
  9. 9 Detailed Description
    1. 9.1 Overview
    2. 9.2 Functional Block Diagram
    3. 9.3 Feature Description
      1. 9.3.1 DCS-Control™
      2. 9.3.2 CTRL / Output Load
      3. 9.3.3 Enable / Shutdown
      4. 9.3.4 Power Good Output (PG)
      5. 9.3.5 Output Voltage Selection (VSEL1 - 4)
      6. 9.3.6 Softstart
      7. 9.3.7 Undervoltage Lockout UVLO
    4. 9.4 Device Functional Modes
      1. 9.4.1 VOUT And LOAD Output Discharge
      2. 9.4.2 Automatic Transition Into 100% Mode
      3. 9.4.3 Internal Current Limit
      4. 9.4.4 Dynamic Voltage Scaling with VSEL Interface
  10. 10Application and Implementation
    1. 10.1 Application Information
    2. 10.2 Typical Application
      1. 10.2.1 Design Requirements
      2. 10.2.2 Detailed Design Procedure
        1. 10.2.2.1 Inductor Selection
        2. 10.2.2.2 DC/DC Output Capacitor Selection
        3. 10.2.2.3 Input Capacitor Selection
      3. 10.2.3 Application Curves
    3. 10.3 System Example
  11. 11Power Supply Recommendations
  12. 12Layout
    1. 12.1 Layout Guidelines
    2. 12.2 Layout Example
  13. 13器件和文档支持
    1. 13.1 器件支持
      1. 13.1.1 第三方产品免责声明
    2. 13.2 文档支持
      1. 13.2.1 相关文档　
    3. 13.3 相关链接
    4. 13.4 商标
    5. 13.5 静电放电警告
    6. 13.6 术语表
  14. 14机械封装和可订购信息

封装选项

机械数据 (封装 | 引脚)
散热焊盘机械数据 (封装 | 引脚)
订购信息

6 Device Comparison Table

TA PART NUMBER OUTPUT VOLTAGE SETTING VSEL 1 - 4 OUTPUT CURRENT [mA] PACKAGE
MARKING
–40°C to 85°C TPS62740 1.8V to 3.3V in 100mV steps 300mA 62740
TPS62741(1) 1.3V to 2.8V in 100mV steps 300mA -/-
TPS62742 1.8V to 3.3V in 100mV steps 400mA 62742
(1) Device option, contact TI for more details