ZHCSP84A december   2022  – may 2023 TPS564252 , TPS564255 , TPS564257

PRODUCTION DATA  

  1.   1
  2. 特性
  3. 应用
  4. 说明
  5. Revision History
  6. Pin Configuration and Functions
  7. 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
    6. 6.6 Typical Characteristics
  8. Detailed Description
    1. 7.1 Overview
    2. 7.2 Functional Block Diagram
    3. 7.3 Feature Description
      1. 7.3.1 PWM Operation and D-CAP3™ Control Mode
      2. 7.3.2 Eco-mode Control
      3. 7.3.3 Soft Start and Prebiased Soft Start
      4. 7.3.4 Overvoltage Protection
      5. 7.3.5 Large Duty Operation
      6. 7.3.6 Current Protection and Undervoltage Protection
      7. 7.3.7 Undervoltage Lockout (UVLO) Protection
      8. 7.3.8 Thermal Shutdown
    4. 7.4 Device Functional Modes
      1. 7.4.1 Eco-mode Operation
      2. 7.4.2 FCCM Mode Operation
      3. 7.4.3 OOA Mode Operation
  9. Application and Implementation
    1. 8.1 Application Information
    2. 8.2 Typical Application
      1. 8.2.1 Design Requirements
      2. 8.2.2 Detailed Design Procedure
        1. 8.2.2.1 Custom Design with WEBENCH® Tools
        2. 8.2.2.2 Output Voltage Resistors Selection
        3. 8.2.2.3 Output Filter Selection
        4. 8.2.2.4 Input Capacitor Selection
      3. 8.2.3 Application Curves
    3. 8.3 Power Supply Recommendations
    4. 8.4 Layout
      1. 8.4.1 Layout Guidelines
      2. 8.4.2 Layout Example
  10. Device and Documentation Support
    1. 9.1 Device Support
      1. 9.1.1 Development Support
        1. 9.1.1.1 Custom Design with WEBENCH® Tools
    2. 9.2 接收文档更新通知
    3. 9.3 支持资源
    4. 9.4 Trademarks
    5. 9.5 静电放电警告
    6. 9.6 术语表
  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

Application Curves

The following data is tested with VIN = 12 V, VOUT = 1.05 V, TA = 25°C, unless otherwise specified.

GUID-20221214-SS0I-FBXD-KK1K-M3QFZWTSZB4L-low.svgFigure 8-2 TPS564252 Frequency vs Loading
GUID-20221214-SS0I-RCMC-WMB1-BFH0GQLKPPNT-low.svgFigure 8-4 TPS564255 Frequency vs Loading
GUID-20221114-SS0I-SWDP-GZMJ-MCLBDS2JSKNJ-low.svgFigure 8-6 TPS564257 Load Regulation vs Loading
GUID-20221114-SS0I-XNSG-JHWJ-J8M5R7VW0TSK-low.svgFigure 8-8 TPS564252 Line Regulation vs VIN
GUID-20221114-SS0I-WKVS-513B-Z7QKJFFKPKR4-low.svgFigure 8-10 TPS564255 Line Regulation vs VIN
GUID-20221214-SS0I-FRBD-PK5D-L0BHZWSNK6TP-low.svgFigure 8-12 TPS564257 Output Voltage Ripple with 0.01-A Loading
GUID-20221214-SS0I-HZDT-VMDQ-BC7FDC2XCJVX-low.svgFigure 8-14 Output Voltage Ripple with 4-A Loading
GUID-20221214-SS0I-WNRQ-QJBN-FMZBQGJTJBQF-low.svgFigure 8-16 TPS564257 Transient Response with 0.4 A to 3.6 A
GUID-20221214-SS0I-P6VT-WZQJ-GNFMJMLZ3N1S-low.svgFigure 8-18 Start-Up Through EN, IOUT = 4 A
GUID-20221214-SS0I-WJCN-4H4K-1DLDMJFPZJCC-low.svgFigure 8-20 Start-Up with VIN Rising, IOUT = 4 A
GUID-20221215-SS0I-XTZH-1SQV-4GQ71RS1WKD0-low.svgFigure 8-22 TPS564252 Normal Operation to Output Hard Short
GUID-20221215-SS0I-KQBM-VR6F-XV1HL4PJFDZN-low.svgFigure 8-24 TPS564255 Normal Operation to Output Hard Short
GUID-20221214-SS0I-N39L-K0D9-T4RKT1KD6FJT-low.svgFigure 8-3 TPS564257 Frequency vs Loading
GUID-20221114-SS0I-GDMC-V7HK-JFTLM6SDDWFV-low.svgFigure 8-5 TPS564252 Load Regulation vs Loading
GUID-20221114-SS0I-5SQS-3FWJ-RNFPRNDCWFWC-low.svgFigure 8-7 TPS564255 Load Regulation vs Loading
GUID-20221114-SS0I-P7QM-SK5K-SDLZBJ1F0KWN-low.svgFigure 8-9 TPS564257 Line Regulation vs VIN
GUID-20221214-SS0I-DDX3-KN3Q-TRHHWQDR4P0F-low.svgFigure 8-11 TPS564252 Output Voltage Ripple with 0.01-A Loading
GUID-20221214-SS0I-QBCW-6LVT-JWWC3WFR6KRN-low.svgFigure 8-13 TPS564255 Output Voltage Ripple with 0.01-A Loading
GUID-20221214-SS0I-8H0C-0R4B-PVKLVDQN7H25-low.svgFigure 8-15 TPS564252 Transient Response with 0.4 A to 3.6 A
GUID-20221214-SS0I-HFRK-BKMB-8LMWQPXJXVKJ-low.svgFigure 8-17 TPS564255 Transient Response with 0.4 A to 3.6 A
GUID-20221214-SS0I-LZ7R-81B1-8WDRHR1NGWPP-low.svgFigure 8-19 Shutdown Through EN, IOUT = 4 A
GUID-20221214-SS0I-ZFZ6-NQQV-24NDLZLLVR0Q-low.svgFigure 8-21 Shutdown with VIN Falling, IOUT = 4 A
GUID-20221215-SS0I-DXCW-9WGF-9CQLZHW9HMFQ-low.svgFigure 8-23 TPS564257 Normal Operation to Output Hard Short
GUID-20221215-SS0I-9NMP-9MBJ-BLV50QCVFDT4-low.svgFigure 8-25 Output Hard Short Hiccup