ZHCSJW0D June   2019  – March 2020 TPS62840

PRODUCTION DATA.  

  1. 1 特性
  2. 2 应用
  3. 3 说明
    1.     Device Images
      1.      典型应用
      2.      效率与负载电流间的关系 (VOUT = 1.8V)
  4. 4 修订历史记录
  5. 5 Device Comparison Table
  6. 6 Pin Configuration and Functions
    1.     Pin Functions
  7. 7 Specifications
    1. 7.1 Absolute Maximum Ratings
    2. 7.2 ESD Ratings
    3. 7.3 Recommended Operating Conditions
    4. 7.4 Thermal Information
    5. 7.5 Electrical Characteristics
    6. 7.6 Typical Characteristics
  8. 8 Detailed Description
    1. 8.1 Overview
    2. 8.2 Functional Block Diagram
    3. 8.3 Feature Description
      1. 8.3.1 Smart Enable and Shutdown
      2. 8.3.2 Soft Start
      3. 8.3.3 Mode Selection: Power-Save Mode (PFM/PWM) or Forced PWM Operation (FPWM)
      4. 8.3.4 Output Voltage Selection (VSET)
      5. 8.3.5 Undervoltage Lockout UVLO
      6. 8.3.6 Switch Current Limit / Short Circuit Protection
      7. 8.3.7 Output Voltage Discharge
      8. 8.3.8 Thermal Shutdown
      9. 8.3.9 STOP Mode
    4. 8.4 Device Functional Modes
      1. 8.4.1 Power-Save Mode Operation
      2. 8.4.2 Forced PWM Mode Operation
      3. 8.4.3 100% Mode Operation
  9. 9 Application and Implementation
    1. 9.1 Application Information
    2. 9.2 Typical Application
      1. 9.2.1 Design Requirements
      2. 9.2.2 Detailed Design Procedure
        1. 9.2.2.1 Inductor Selection
        2. 9.2.2.2 Output Capacitor Selection
        3. 9.2.2.3 Input Capacitor Selection
      3. 9.2.3 Application Curves
    3. 9.3 System Example
  10. 10Power Supply Recommendations
  11. 11Layout
    1. 11.1 Layout Guidelines
    2. 11.2 Layout Example
  12. 12器件和文档支持
    1. 12.1 器件支持
      1. 12.1.1 第三方米6体育平台手机版_好二三四免责声明
    2. 12.2 保障资源
    3. 12.3 商标
    4. 12.4 静电放电警告
    5. 12.5 Glossary
  13. 13机械、封装和可订购信息

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

7.6 Typical Characteristics

TPS62840 D2007-SLVSEC6-01.gif
EN = VIN VOUT = 1.55 V Device Not Switching
Figure 1. Quiescent Current into VIN
(IQ_VIN)
TPS62840 IQ100-SLVSEC6-01.gif
EN = VIN VIN = VOUT = 3.3 V Device Not Switching
Figure 3. 100% Mode Quiescent Current
(IQ_100%_MODE)
TPS62840 D2006-SLVSEC6-01.gif
EN = GND
Figure 5. Shutdown Current
(ISD)
TPS62840 D2001-SLVSEC6-01.gifFigure 7. Low-Side RDSON versus Temperature
(DLC, YBG packages)
TPS62840 D2003-SLVSEC6-01-REWORKED.gifFigure 9. MODE Input Thresholds versus Temperature
TPS62840 D2012-SLVSEC6-01.gif
EN = GND VOUT = 1.8 V
Figure 11. Output Discharge Current versus Temperature
TPS62840 D00001-SLVSEC6-01.gif
EN = VIN VOUT = 1.55 V Device Not Switching
Figure 2. Quiescent Current into VOS
(IQ_VOS)
TPS62840 D2011-SLVSEC6-01.gif
EN = VIN VOUT = 1.8 V Device Not Switching
Figure 4. STOP Mode Quiescent Current into VIN
(IQ_VIN_STOP)
TPS62840 D2000-SLVSEC6-01.gif
Figure 6. High-Side RDSON versus Temperature
(DLC, YBG packages)
TPS62840 D2002-SLVSEC6-01-REWORKED.gifFigure 8. EN Input Thresholds versus Temperature
TPS62840 D2004-SLVSEC6-01-REWORKED.gifFigure 10. STOP Input Thresholds versus Temperature
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