ZHCSJH5 March   2019 TLV61048

ADVANCE INFORMATION for pre-production products; subject to change without notice.  

  1. 1 特性
  2. 2 应用
  3. 3 说明
    1.     Device Images
      1.      简化原理图
  4. 4 修订历史记录
  5. 5 Pin Configuration and Functions
    1.     Pin Functions
  6. 6 Specifications
    1. 6.1 Absolute Maximum Ratings
    2. 6.2 ESD Ratings
    3. 6.3 Recommended Operating Conditions
    4. 6.4 Thermal Information
    5. 6.5 Electrical Characteristics
  7. 7 Detailed Description
    1. 7.1 Overview
    2. 7.2 Functional Block Diagram
    3. 7.3 Feature Description
      1. 7.3.1 Undervoltage Lockout
      2. 7.3.2 Enable and Disable
      3. 7.3.3 Soft Start
      4. 7.3.4 Frequency Select (FREQ)
    4. 7.4 Device Functional Modes
      1. 7.4.1 PWM Mode
      2. 7.4.2 PFM Mode
  8. 8 Application and Implementation
    1. 8.1 Application Information
    2. 8.2 Typical Applications
      1. 8.2.1 12-V Output Boost Converter With External Bias
        1. 8.2.1.1 Design Requirements
        2. 8.2.1.2 Detailed Design Procedure
          1. 8.2.1.2.1 Programming the Output Voltage
          2. 8.2.1.2.2 Inductor Selection
          3. 8.2.1.2.3 Input and Output Capacitor Selection
        3. 8.2.1.3 Application Curves
      2. 8.2.2 15-V Output Boost Converter
        1. 8.2.2.1 Design Requirements
        2. 8.2.2.2 Detailed Design Procedure
          1. 8.2.2.2.1 Inductor Selection
          2. 8.2.2.2.2 Input and Output Capacitor Selection
  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 第三方米6体育平台手机版_好二三四免责声明
    2. 11.2 接收文档更新通知
    3. 11.3 社区资源
    4. 11.4 商标
    5. 11.5 静电放电警告
    6. 11.6 术语表
  12. 12机械、封装和可订购信息

8.2.1.3 Application Curves

TLV61048 Datasheet-Application-PWM-Switching.gif
VIN = 2.5 V VOUT = 12 V IOUT = 0.1 A
Figure 2. Switching Waveform in CCM
TLV61048 Datasheet-Application-Start-Up.gif
Figure 4. Start-up Waveform
TLV61048 Datasheet-Application-Load-Tran.gif
VIN= 2.5 V VOUT= 12 V IOUT= 0.06A to 0.1 A
Figure 6. Load Transient
TLV61048 Datasheet-Application-PFM-Switching.gif
VIN = 2.5 V VOUT = 12 V IOUT = 10 mA
Figure 3. Switching Waveform in PFM
TLV61048 Datasheet-Application-Shut-Down.gif
Figure 5. Shutdown Waveform
TLV61048 Datasheet-Application-Line-Transient.gif
VIN= 1.5 V to 2.6 V VOUT= 12 V IOUT= 0.1 A
Figure 7. Line Transient
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