ZHCSUJ4B January   2022  – January 2024 TPS61376

PRODUCTION DATA  

  1.   1
  2. 1 特性
  3. 2 应用
  4. 3 说明
  5. 4 Pin Configuration and Functions
  6. 5 Specifications
    1. 5.1 Absolute Maximum Ratings
    2. 5.2 ESD Ratings
    3. 5.3 Recommended Operating Conditions
    4. 5.4 Thermal Information
    5. 5.5 Electrical Characteristics
    6. 5.6 Typical Characteristics
  7. 6 Detailed Description
    1. 6.1 Overview
    2. 6.2 Functional Block Diagram
    3. 6.3 Feature Description
      1. 6.3.1 VCC Power Supply
      2. 6.3.2 Enable and Programmable UVLO
      3. 6.3.3 Soft Start and Inrush Current Control During Start-Up
      4. 6.3.4 Switching Frequency
      5. 6.3.5 Adjustable input average Current Limit
      6. 6.3.6 Shut Down and Load Disconnect
      7. 6.3.7 Overvoltage Protection
      8. 6.3.8 Output Short Protection
      9. 6.3.9 Thermal Shutdown
    4. 6.4 Device Functional Modes
      1. 6.4.1 PWM Mode
      2. 6.4.2 Auto PFM Mode
  8. 7 Application and Implementation
    1. 7.1 Application Information
    2. 7.2 Typical Application
      1. 7.2.1 Design Requirements
      2. 7.2.2 Detailed Design Procedure
        1. 7.2.2.1 Setting Output Voltage
        2. 7.2.2.2 Inductor Selection
        3. 7.2.2.3 Bootstrap Capacitor Selection
        4. 7.2.2.4 Input Capacitor Selection
        5. 7.2.2.5 Output Capacitor Selection
        6. 7.2.2.6 Diode Selection
        7. 7.2.2.7 Loop Stability
      3. 7.2.3 Application Curves
    3. 7.3 Power Supply Recommendations
    4. 7.4 Layout
      1. 7.4.1 Layout Guidelines
      2. 7.4.2 Layout Example
        1. 7.4.2.1 Thermal Considerations
  9. 8 Device and Documentation Support
    1. 8.1 Device Support
      1. 8.1.1 第三方产品免责声明
    2. 8.2 接收文档更新通知
    3. 8.3 支持资源
    4. 8.4 Trademarks
    5. 8.5 静电放电警告
    6. 8.6 术语表
  10. 9 Revision History
  11. 10Mechanical, Packaging, and Orderable Information

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

7.2.3 Application Curves

TA = 25°C, COUT = 67μF, ICL = 3.0A, unless otherwise noted.
GUID-20220713-SS0I-NT2L-TJVK-4HL72TGWLG8Q-low.svg
VIN = 5V VOUT = 12V RLOAD = 12Ω
Figure 7-2 Start-Up Waveforms
GUID-20220713-SS0I-HD61-G8LS-T6S2RNXPMFFG-low.svg
VIN = 5V VOUT = 12V IOUT = 1.0A
Figure 7-4 Switching Waveforms in CCM
GUID-20220711-SS0I-GXXS-SB8F-J2TVMBCZMCSK-low.svg
VIN = 5.0V VOUT = 12V IOUT = 0A, COUT = 540μF
Figure 7-6 Start-Up with ICL 500mA
GUID-20231201-SS0I-862X-HRCG-6FFCK9Q37HBQ-low.svg
VIN = 3.3V VOUT = 12V
Figure 7-8 Short Circuit Protection (VIN = 5V, VOUT = 12V, IOUT = 50mA, RLIM = 14.3kΩ, ISEL = high)
GUID-20220721-SS0I-CNRW-6SCH-HCGRL2XD4G71-low.svg
VIN = 3.3V VOUT = 12V
Figure 7-10 Load Transient (IOUT = 0.1A to 0.5A)
GUID-20220721-SS0I-XKQB-29GP-5RZJLJCLRCT6-low.svg
VOUT = 12V IOUT = 0.5A
Figure 7-12 Line Transient (VIN = 3.3V to 8.4V)
GUID-20220713-SS0I-VGDD-MQLT-705TKGJN9J33-low.svg
VIN = 5V VOUT = 12V RLOAD = 12Ω
Figure 7-3 Shutdown Waveforms
GUID-20220713-SS0I-GBHS-57RQ-RRPCJHZMSJTB-low.svg
VIN = 5V VOUT = 12V IOUT = 50mA
Figure 7-5 Switching Waveforms in 50mA Load
GUID-20220711-SS0I-FLN4-N0ND-J1SS6VHCMCTP-low.svg
VIN = 5.0V VOUT = 12V Load = 0A to 2A, COUT = 540μF
Figure 7-7 2A Load Pulse with ICL 500mA
GUID-20231201-SS0I-GQCB-DF4W-F8Q2FL06MVG1-low.svg
VIN = 3.3V VOUT = 12V
Figure 7-9 Short Circuit Recovery (VIN = 5V, VOUT = 12V, IOUT = 50mA, RLIM = 14.3kΩ, ISEL = high)
GUID-20220721-SS0I-V07T-ZKPJ-G6PLLTPB1ZD6-low.svg
VIN = 8.4V VOUT = 12V
Figure 7-11 Load Transient (IOUT = 0.1A to 0.5A)