ZHCSME0B December   2020  – November 2022 TPS7A43

PRODUCTION DATA  

  1. 1 特性
  2. 2 应用
  3. 3 说明
  4. 4 Revision History
  5. 5 Pin Configuration and 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
    6. 6.6 Typical Characteristics
  7. 7 Detailed Description
    1. 7.1 Overview
    2. 7.2 Functional Block Diagrams
    3. 7.3 Feature Description
      1. 7.3.1 MID_OUT Voltage Selection
      2. 7.3.2 Precision Enable
      3. 7.3.3 Dropout Voltage
      4. 7.3.4 Current Limit
      5. 7.3.5 Thermal Shutdown
      6. 7.3.6 Power Good
    4. 7.4 Device Functional Modes
      1. 7.4.1 Device Functional Mode Comparison
      2. 7.4.2 Normal Operation
      3. 7.4.3 Dropout Operation
      4. 7.4.4 Disabled
  8. 8 Application and Implementation
    1. 8.1 Application Information
      1. 8.1.1 MID_OUT Voltage Setting
      2. 8.1.2 Adjustable Device Feedback Resistors
      3. 8.1.3 Recommended Capacitor Types
      4. 8.1.4 Input and Output Capacitor Requirements
      5. 8.1.5 Power Dissipation (PD)
      6. 8.1.6 Estimating Junction Temperature
    2. 8.2 Typical Application
      1. 8.2.1 Design Requirements
      2. 8.2.2 Detailed Design Procedure
      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 Examples
  9. 9 Device and Documentation Support
    1. 9.1 Device Support
      1. 9.1.1 Development Support
        1. 9.1.1.1 Evaluation Modules
        2. 9.1.1.2 Spice Models
      2. 9.1.2 Device Nomenclature
    2. 9.2 Documentation Support
      1. 9.2.1 Related Documentation
    3. 9.3 接收文档更新通知
    4. 9.4 支持资源
    5. 9.5 Trademarks
    6. 9.6 Electrostatic Discharge Caution
    7. 9.7 术语表
  10. 10Mechanical, Packaging, and Orderable Information

封装选项

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6.3 Recommended Operating Conditions

MIN NOM MAX UNIT
VIN Input voltage 4 85 V
VMID_OUT MID output voltage 10 15 V
VOUT Output voltage (adjustable version) 1.24 VMID_OUT  – VDO(OUT) V
VOUT Output voltage (fixed version) 1.25 5.5 V
IOUT Output current 0 50 – IMID_OUT mA
IMID_OUT MID rail output current 0 50 mA
VMVSEL1 MID voltage select input voltage 1 0 18 V
VMVSEL2 MID voltage select input voltage 2 0 18 V
VEN Enable voltage 0 18 V
VPG(1) Power-good voltage 0 18 V
CIN(2) Input capacitor 0.1 μF
COUT(2) Output capacitor 1 2.2 100 μF
CMID_OUT(2)(3) MID output capacitor 3 × COUT μF
TJ Operating junction temperature –40 125 °C
(1) Select pullup resistor to limit PG pin sink current when PG output is driven low. See the Power Good section for details.
(2) All capacitor values are assumed to derate to 50% of the nominal capacitor value.
(3) Maintain a 3:1 ratio between CMID_OUT vs COUT for stability.