ZHCSH16C November   2017  – August 2019 TPS25820 , TPS25821

PRODUCTION DATA.  

  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
    6. 6.6 Switching Characteristics
    7. 6.7 Typical Characteristics
  7. 7 Detailed Description
    1. 7.1 Overview
      1. 7.1.1 USB Type C Basic
      2. 7.1.2 Configuration Channel
      3. 7.1.3 Detecting a Connection
    2. 7.2 Functional Block Diagrams
    3. 7.3 Feature Description
      1. 7.3.1 Configuration Channel Pins CC1 and CC2
      2. 7.3.2 Current Capability Advertisement and VBUS Overload Protection
      3. 7.3.3 FAULT Response
      4. 7.3.4 Thermal Shutdown
      5. 7.3.5 REF
      6. 7.3.6 Plug Polarity Detection
      7. 7.3.7 Sink Attachment Indicator
      8. 7.3.8 Device Enable Control
      9. 7.3.9 Undervoltage Lockout (UVLO)
    4. 7.4 Device Functional Modes
  8. 8 Application and Implementation
    1. 8.1 Application Information
    2. 8.2 Typical Applications
      1. 8.2.1 Type-C Source Port Implementation without BC 1.2 Support
        1. 8.2.1.1 Design Requirements
          1. 8.2.1.1.1 Input and Output Capacitance Considerations
          2. 8.2.1.1.2 System Level ESD Protection
        2. 8.2.1.2 Detailed Design Procedure
        3. 8.2.1.3 Application Curves
      2. 8.2.2 Type -C Source Port Implementation with BC 1.2 (DCP Mode) Support
        1. 8.2.2.1 Design Requirements
        2. 8.2.2.2 Detailed Design Procedure
        3. 8.2.2.3 Application Curves
      3. 8.2.3 Implementing a USB 3.1 Type-C Charging Port with the TPS25820
        1. 8.2.3.1 Design Requirements
        2. 8.2.3.2 Detailed Design Procedure
        3. 8.2.3.3 Application Curves
      4. 8.2.4 Implementing TPS25821 in USB Car Chargers
        1. 8.2.4.1 Design Requirements
        2. 8.2.4.2 Detailed Design Procedure
        3. 8.2.4.3 Application Curves
  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 文档支持
      1. 11.2.1 相关文档
    3. 11.3 相关链接
    4. 11.4 接收文档更新通知
    5. 11.5 社区资源
    6. 11.6 商标
    7. 11.7 静电放电警告
    8. 11.8 Glossary
  12. 12机械、封装和可订购信息

6.6 Switching Characteristics

–40°C ≤ TJ ≤ 125°C, 4.5 V ≤ VIN ≤ 5.5 V, VEN = VCHG = VIN, RREF = 100 kΩ. Typical values are at 25°C. All voltages are with respect to GND. IOUT and IOS defined positive out of the indicated pin (unless otherwise noted)
PARAMETER TEST CONDITIONS MIN TYP MAX UNIT
OUT - POWER SWITCH
tr Output voltage rise time VIN = 5 V, CL = 1 µF, RL = 100 Ω (measure between 10% and 90% of final value) 0.5 0.8 1.2 ms
tf Output voltage fall time 0.2 0.3 0.4 ms
ton Output voltage turn-on time VIN = 5 V, CL = 1 µF, RL = 100 Ω 2.1 3.2 4.5 ms
toff Output voltage turn-off time 0.8 1.3 1.9 ms
tw_OUT_DCHG RDCHG application time at OUT turn off VOUT = 1 V, time ISNK_OUT > 1 mA after Sink termination removed from CC lines 169 262 361 ms
OUT - CURRENT LIMIT
tiOS Current limit response time to short circuit VIN - VOUT = 1 V, RL = 10 mΩ (see Figure 1) 1.5 4 µs
FAULT
tDEGA Asserting deglitch due to overcurrent 5.6 8.2 10.6 ms
tDEGA Asserting deglitch due to overtemperature in current limit 0 ms
tDEGD De-asserting deglitch 5.6 8.2 10.6 ms
CC1/CC2 - VCONN POWER SWITCH (TPS25820)
tr Output voltage rise time VIN2 = 5 V, CL = 1 µF, RL = 100 Ω 0.13 0.22 0.3 ms
tf Output voltage fall time 0.18 0.22 0.26 ms
ton Output voltage turn-on time VIN2 = 5 V, CL = 1 µF, RL = 100 Ω 1.4 2.2 3.2 ms
toff Output voltage turn-off time 0.25 0.33 0.4 ms
Minimum VCONN discharge time TPS25820 42 65 90 ms
CC1/CC2 - VCONN POWER SWITCH - CURRENT LIMIT (TPS25820)
tres Current limit response time to short circuit VIN – VCCx = 1 V, R = 10 mΩ (see Figure 1) 1 4 µs
SINK, POL
tDEGA Asserting deglitch 100 150 200 ms
tDEGD De-asserting deglitch 7.9 12.5 17.7 ms
TPS25820 TPS25821 OSCP_slvse24.gifFigure 1. Output Short Circuit Parameter Diagram
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