ZHCSU65D February   2010  – June 2025 TPS73801

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 Adjustable Operation
      2. 6.3.2 Fixed Operation
      3. 6.3.3 Overload Recovery
      4. 6.3.4 Output Voltage Noise
      5. 6.3.5 Protection Features
    4. 6.4 Device Functional Modes
  8. 7 Application and Implementation
    1. 7.1 Application Information
      1. 7.1.1 Output Capacitance and Transient Response
    2. 7.2 Typical Application
      1. 7.2.1 Design Requirements
      2. 7.2.2 Detailed Design Procedure
      3. 7.2.3 Application Curve
    3. 7.3 Power Supply Recommendations
    4. 7.4 Layout
      1. 7.4.1 Layout Guidelines
        1. 7.4.1.1 Thermal Considerations
          1. 7.4.1.1.1 Calculating Junction Temperature
      2. 7.4.2 Layout Example
  9. 8 Device and Documentation Support
    1. 8.1 接收文档更新通知
    2. 8.2 支持资源
    3. 8.3 Trademarks
    4. 8.4 静电放电警告
    5. 8.5 术语表
  10. 9 Revision History
  11. 10Mechanical, Packaging, and Orderable Information

5.6 Typical Characteristics

TPS73801 Dropout Voltage vs Output Current
 
Figure 5-1 Dropout Voltage vs Output Current
TPS73801 Quiescent Current vs Temperature
VIN = 6 V, IOUT = 0 A, VEN = VIN
Figure 5-3 Quiescent Current vs Temperature
TPS73801 Quiescent Current vs Input Voltage
TJ = 25°C, ROUT = 4.3 kΩ, VEN = VIN
Figure 5-5 Quiescent Current vs Input Voltage
TPS73801 Ground Current vs Input Voltage
TJ = 25°C, VOUT = 1.21 V, VEN = VIN
Figure 5-7 Ground Current vs Input Voltage
TPS73801 EN Input Current vs Temperature
VEN = 0 V
Figure 5-9 EN Input Current vs Temperature
TPS73801 EN Threshold (Off to On) vs Temperature
IOUT = 1 mA
Figure 5-11 EN Threshold (Off to On) vs Temperature
TPS73801 Fb Bias Current vs Temperature
 
Figure 5-13 Fb Bias Current vs Temperature
TPS73801 Current Limit vs Temperature
VIN = 7 V, VOUT = 0 V
Figure 5-15 Current Limit vs Temperature
TPS73801 Reverse Output Current vs Temperature
VIN = 0 V
 
Figure 5-17 Reverse Output Current vs Temperature
TPS73801 Load Regulation vs Temperature
IOUT = 1 A
Figure 5-19 Load Regulation vs Temperature
TPS73801 Load Transient Response
VIN = 4.3 V, CIN = 10 µF, COUT = 10 µF (ceramic)
Figure 5-21 Load Transient Response
TPS73801 Line Transient Response
IOUT = 1.5 A, CIN = 10 µF, COUT = 10 µF (ceramic)
Figure 5-23 Line Transient Response
TPS73801 Dropout Voltage vs Temperature
 
Figure 5-2 Dropout Voltage vs Temperature
TPS73801 Output Voltage vs Temperature
VIN = 6 V, IOUT = 1 mA
Figure 5-4 Output Voltage vs Temperature
TPS73801 Ground Current vs Input Voltage
TJ = 25°C, VOUT = 1.21 V, VEN = VIN
Figure 5-6 Ground Current vs Input Voltage
TPS73801 Ground Current vs Output Current
VIN = VOUT(nom) + 1
Figure 5-8 Ground Current vs Output Current
TPS73801 EN Input Current vs EN Input Voltage
 
Figure 5-10 EN Input Current vs EN Input Voltage
TPS73801 EN Threshold (On to Off) vs Temperature
IOUT = 1 mA
Figure 5-12 EN Threshold (On to Off) vs Temperature
TPS73801 Current Limit vs Input/Output Differential Voltage
ΔVOUT = 100 mV
Figure 5-14 Current Limit vs Input/Output Differential Voltage
TPS73801 Reverse Output Current vs Output Voltage
TJ = 25°C, VIN = 0 V, current flows into OUT pin
Figure 5-16 Reverse Output Current vs Output Voltage
TPS73801 Ripple Rejection vs Frequency
VIN = 2.7 V, VRIPPLE = 0.05 VPP, IOUT = 750 mA, CIN = 0, COUT = 10 µF (ceramic), TA = 25°C
Figure 5-18 Ripple Rejection vs Frequency
TPS73801 Output Noise Voltage vs Frequency
COUT = 10 µF (ceramic), IOUT = 1 A
Figure 5-20 Output Noise Voltage vs Frequency
TPS73801 Load Transient Response
VIN = 4.3 V, CIN = 10 µF, COUT = 10 µF (ceramic)
Figure 5-22 Load Transient Response