ZHCSJQ2A May   2019  – August 2019 TPS2596

PRODUCTION DATA.  

  1. 1 特性
  2. 2 应用
  3. 3 说明
    1.     Device Images
      1.      简化原理图
      2.      TPS25963x 1KV EFT 响应
  4. 4 修订历史记录
  5. 5 器件比较表
  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 Timing Requirements
    7. 7.7 Switching Characteristics
    8. 7.8 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 Undervoltage Protection (UVP) and Undervoltage Lockout (UVLO)
      2. 8.3.2 Overvoltage Protection
        1. 8.3.2.1 Overvoltage Lockout
        2. 8.3.2.2 Overvoltage Clamp
      3. 8.3.3 Inrush Current, Overcurrent and Short Circuit Protection
        1. 8.3.3.1 Slew Rate and Inrush Current Control (dVdt)
        2. 8.3.3.2 Active Current Limiting
        3. 8.3.3.3 Short-Circuit Protection
      4. 8.3.4 Analog Load Current Monitor (IMON)
      5. 8.3.5 Overtemperature Protection (OTP)
      6. 8.3.6 Fault Indication
    4. 8.4 Device Functional Modes
      1. 8.4.1 Enable and Fault Pin Functional Mode 1: Single Device, Self-Controlled
      2. 8.4.2 Enable and Fault Pin Functional Mode 2: Single Device, Host-Controlled
      3. 8.4.3 Enable and Fault Pin Functional Mode 3: Multiple Devices, Self-Controlled
  9. 9 Application and Implementation
    1. 9.1 Application Information
    2. 9.2 Typical Application
      1. 9.2.1 Precision Current Limiting and Protection for White Goods
      2. 9.2.2 Design Requirements
      3. 9.2.3 Detailed Design Procedure
        1. 9.2.3.1 Programming the Current-Limit Threshold: RILM Selection
        2. 9.2.3.2 Undervoltage and Overvoltage Lockout Set Point
        3. 9.2.3.3 Setting Output Voltage Ramp Time (TdVdT)
          1. 9.2.3.3.1 Case 1: Start-Up Without Load. Only Output Capacitance COUT Draws Current
          2. 9.2.3.3.2 Case 2: Start-Up With Load. Output Capacitance COUT and Load Draw Current
      4. 9.2.4 Support Component Selection: RFLT and CIN
      5. 9.2.5 Application Curves
    3. 9.3 System Examples
      1. 9.3.1 Current Limiting and Overvoltage Protection and for Energy Meter Power Rails
      2. 9.3.2 Precision Current Limiting and Protection in Appliances
  10. 10Power Supply Recommendations
    1. 10.1 Transient Protection
    2. 10.2 Output Short-Circuit Measurements
  11. 11Layout
    1. 11.1 Layout Guidelines
    2. 11.2 Layout Example
  12. 12器件和文档支持
    1. 12.1 文档支持
      1. 12.1.1 相关文档
    2. 12.2 接收文档更新通知
    3. 12.3 社区资源
    4. 12.4 商标
    5. 12.5 静电放电警告
    6. 12.6 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

7.5 Electrical Characteristics

(Test conditions unless otherwise noted) –40°C ≤ TJ ≤ 125°C, VIN = 12 V , RILM = 453 Ω , CdVdT = Open, OUT = Open. All voltages referenced to GND.
PARAMETER TEST CONDITIONS MIN TYP MAX UNITS
INPUT SUPPLY (IN)
IQ IN quiescent current TPS25963x 193 259 µA
TPS25962x 206 266 µA
ISD IN Shutdown Current VIN < 4 V, VEN/UVLO < VSD 0.1 µA
VIN ≥ 4 V, VEN/UVLO < VSD 0.4 1.132 µA
VUVP(R) IN Undervoltage Protection threshold VIN Rising 2.46 2.53 2.58 V
VUVP(F) VIN Falling 2.36 2.42 2.46 V
IN Undervoltage Protection Hysteresis  110 mV
OUTPUT VOLTAGE CLAMP (OUT) - TPS25962X
VOVC Overvoltage Clamp Threshold ROVCSEL = Short to GND, ROUT = 10 KΩ 3.75 3.83 3.92 V
ROVCSEL = 400 KΩ to GND, ROUT = 10 KΩ 5.54 5.69 5.83 V
ROVCSEL = OPEN, ROUT = 10 KΩ 12.97 13.77 14.52 V
VCLAMP Output Voltage During Clamping ROVCSEL = Short to GND, IOUT = 10 mA 3.47 3.59 3.7 V
ROVCSEL = 400 KΩ to GND, IOUT = 10 mA 5.28 5.45 5.61 V
ROVCSEL = OPEN, IOUT = 10 mA 13.13 13.58 13.97 V
OUTPUT CURRENT LIMIT AND MONITOR (ILM)
GIMON Current monitor gain as measured on ILM pin (IILM / IOUT) IOUT = 0.13 A 531.22 653.21 800.00 µA/A
IOUT = 2 A 635.77 657.15 684.05 µA/A
ILIM IOUT Current Limit RILM = 7.87 KΩ, VDS = 0.5 V, –40°C ≤ TA ≤ 80°C 0.113 0.125 0.139 A
RILM = 3.83 KΩ, VDS = 0.5 V 0.224 0.247 0.269 A
RILM = 909 Ω, VDS = 0.5 V 0.949 1.005 1.051 A
RILM = 453 Ω, VDS = 0.5 V 1.83 2.004 2.147 A
RILM = OPEN 0 A
ICB IOUT Circuit Breaker Threshold
during RILM Short condition		 RILM = Short to GND (Single Point Failure Test IEC 62368-1) 1.5 A
ON-RESISTANCE (IN TO OUT)
RON ON State Resistance VIN < 4 V, IOUT = 0.2 A, TJ = 25 ℃ 97 99.8 mΩ
VIN < 4 V, IOUT = 0.2 A, TJ = -40 to 85 ℃ 125.4 mΩ
VIN < 4 V, IOUT = 0.2 A, TJ = -40 to 125 ℃ 143.4 mΩ
VIN > 4 V, IOUT = 0.2 A, TJ = 25 ℃ 89 92.6 mΩ
VIN > 4 V, IOUT = 0.2 A, TJ = -40 to 85 ℃ 115.3 mΩ
VIN > 4 V, IOUT = 0.2 A, TJ = -40 to 125 ℃ 131 mΩ
ENABLE/UNDERVOLTAGE LOCK OUT (EN/UVLO)
VUVLO(R) UVLO Threshold VEN Rising 1.18 1.2 1.22 V
VUVLO(F) VEN Falling 1.08 1.1 1.13 V
UVLO Hysteresis 95 mV
VSD VEN threshold for lowest shutdown current VEN Falling 0.53 1.05 V
IENLKG EN leakage current –0.1 0.1 µA
OVERVOLTAGE LOCKOUT (OVLO) - TPS25963X
VOVLO(R) OVLO Threshold VOVLO Rising 1.17 1.2 1.22 V
VOVLO(F) VOVLO Falling 1.08 1.1 1.13 V
OVLO Hysteresis 95 mV
IOVLKG OVLO pin leakage current 0.5 ≤ VOVLO ≤1.5V –0.1 0.1 uA
FAULT INDICATION (FLT)
RFLTB FLT Internal Pull-down resistance FLT asserted 11.52 Ω
IFLTLKG FLT pin leakage current FLT de-asserted, pull-up voltage  6 V –1 1 µA
OVERTEMPERATURE PROTECTION (OTP)
TSD Thermal Shutdown Rising Threshold TJ Rising 157 °C
TSDHYS Thermal Shutdown Hysteresis TJ Falling 11.5 °C
DVDT
IDVDT dVdt Pin Charging Current 1.89 2.11 2.33 µA
GDVDT DVDT gain 20.31 20.93 21.5 V
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