ZHCSEV1A February   2016  – March 2016 TPS62770

PRODUCTION DATA.  

1. 1 特性
2. 2 应用
3. 3 说明
4. 4 修订历史记录
5. 5 Pin Configuration and Functions
   1. 5.1 Output Voltage Setting Step-Down Converter
6. 6 Specifications
   1. 6.1 ESD Ratings
   2. 6.2 Thermal Information
   3. 6.3 Electrical Characteristics
   4. 6.4 Typical Characteristics
7. 7 Detailed Description
   1. 7.1 Overview
   2. 7.2 Functional Block Diagram
   3. 7.3 Feature Description
      1. 7.3.1 Step-Down Converter Device
         1. 7.3.1.1 DCS-Control™
         2. 7.3.1.2 Output Voltage Selection with pins VSEL1-VSEL3
         3. 7.3.1.3 CTRL / Output Load
         4. 7.3.1.4 Output Discharge At Pins VO1 And LOAD
         5. 7.3.1.5 Undervoltage Lockout UVLO
         6. 7.3.1.6 Short Circuit Protection
      2. 7.3.2 Step-Up Converter Device
         1. 7.3.2.1 Under-Voltage Lockout
         2. 7.3.2.2 Output Disconnect
         3. 7.3.2.3 12V Fixed Output Voltage
         4. 7.3.2.4 Mode Selection With Pin BM
         5. 7.3.2.5 Output Overvoltage Protection
         6. 7.3.2.6 Output Short Circuit Protection
         7. 7.3.2.7 PWM to Analog Converter AT PIN EN2/PWM
   4. 7.4 Device Functional Modes
      1. 7.4.1 Step-Down Converter
         1. 7.4.1.1 Enable and Shutdown
         2. 7.4.1.2 Power Save Mode Operation
         3. 7.4.1.3 PWM Mode Operation
         4. 7.4.1.4 Device Start-up and Soft Start
         5. 7.4.1.5 Automatic Transition Into 100% Mode
      2. 7.4.2 Step-Up Converter
         1. 7.4.2.1 Enable and Shutdown
         2. 7.4.2.2 Soft Start
         3. 7.4.2.3 Power Save Mode
         4. 7.4.2.4 PWM Mode
         5. 7.4.2.5 Constant-Current Step-Up Mode Operation
         6. 7.4.2.6 Constant-Voltage Step-Up Mode Operation
8. 8 Application and Implementation
   1. 8.1 Application Information
   2. 8.2 Typical Application
      1. 8.2.1 System and PMOLED Supply
         1. 8.2.1.1 Design Requirements
         2. 8.2.1.2 Application Curves Step-Down Converter
         3. 8.2.1.3 Application Curves Step-Up Converter Constant 12 V/15 V Output Voltage
      2. 8.2.2 Step-Up Converter with 5-V Output Voltage
         1. 8.2.2.1 Design Requirements
         2. 8.2.2.2 Application Curves
      3. 8.2.3 Step-Up Converter Operating with Constant Output Current
         1. 8.2.3.1 Design Requirements
         2. 8.2.3.2 Detailed Design Procedure
            1. 8.2.3.2.1 Setting The Output Voltage Of The Step-Down Converter
            2. 8.2.3.2.2 Programming the Output Voltage Of The Step-Up Converter
            3. 8.2.3.2.3 Recommended LC Output Filter
            4. 8.2.3.2.4 Inductor Selection Step-Down Converter
            5. 8.2.3.2.5 Inductor Selection Step-Up Converter
            6. 8.2.3.2.6 DC/DC Input and Output Capacitor Selection
         3. 8.2.3.3 Application Curves
9. 9 Power Supply Recommendations
10. 10Layout
    1. 10.1 Layout Guidelines
    2. 10.2 Layout Example
11. 11器件和文档支持
    1. 11.1 器件支持
       1. 11.1.1 开发支持
          1. 11.1.1.1 Third-Party Products Disclaimer
    2. 11.2 文档支持
       1. 11.2.1 相关文档　
    3. 11.3 商标
    4. 11.4 静电放电警告
    5. 11.5 Glossary
12. 12机械、封装和可订购信息