ZHCSJE7A March   2019  – September 2019 LM76202-Q1

PRODUCTION DATA.  

  1. 1 特性
  2. 2 应用
  3. 3 说明
    1.     Device Images
      1.      简化原理图
      2.      24V 条件下的 ISO16750-2 负载突降脉冲 5b 性能
  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. Table 1. Thermal Information
    5. 6.4      Electrical Characteristics
    6. 6.5      Timing Requirements
    7. 6.6      Typical Characteristics
  7. 7 Parameter Measurement Information
  8. 8 Detailed Description
    1. 8.1 Overview
    2. 8.2 Functional Block Diagram
    3. 8.3 Feature Description
      1. 8.3.1 Undervoltage Lockout (UVLO)
      2. 8.3.2 Overvoltage Protection (OVP)
      3. 8.3.3 Reverse Battery Protection
      4. 8.3.4 Hot Plug-In and In-Rush Current Control
      5. 8.3.5 Overload and Short Circuit Protection
        1. 8.3.5.1 Overload Protection
          1. 8.3.5.1.1 Active Current Limiting
          2. 8.3.5.1.2 Electronic Circuit Breaker with Overload Timeout, MODE = OPEN
        2. 8.3.5.2 Short Circuit Protection
          1. 8.3.5.2.1 Start-Up With Short-Circuit On Output
        3. 8.3.5.3 FAULT Response
          1. 8.3.5.3.1 Look Ahead Overload Current Fault Indicator
        4. 8.3.5.4 Current Monitoring
        5. 8.3.5.5 IN, OUT, RTN and GND Pins
        6. 8.3.5.6 Thermal Shutdown
        7. 8.3.5.7 Low Current Shutdown Control (SHDN)
    4. 8.4 Device Functional Modes
  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 Step by Step Design Procedure
        2. 9.2.2.2 Setting Undervoltage Lockout and Overvoltage Set Point for Operating Voltage Range
        3. 9.2.2.3 Programming the Current-Limit Threshold—R(ILIM) Selection
        4. 9.2.2.4 Programming Current Monitoring Resistor—RIMON
        5. 9.2.2.5 Limiting the Inrush Current
          1. 9.2.2.5.1 Selection of Input TVS for Transient Protection
      3. 9.2.3 Application Curves
  10. 10Power Supply Recommendations
    1. 10.1 Transient Protection
  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

请参考 PDF 数据表获取器件具体的封装图。

机械数据 (封装 | 引脚)
  • PWP|16
散热焊盘机械数据 (封装 | 引脚)
订购信息

6.4 Electrical Characteristics

–40°C ≤ TA = TJ ≤ +125°C, V(IN) = 12 V, V(SHDN) = 2 V, R(ILIM) = 120 kΩ, IMON = FLT = OPEN, C(IN) = 0.1 μF, C(OUT) = 1 μF, C(dVdT) = OPEN.
(All voltages referenced to GND, (unless otherwise noted))
PARAMETER TEST CONDITIONS MIN TYP MAX UNIT
SUPPLY VOLTAGE
V(IN) Operating input voltage 4.2 60 V
VPORR Internal POR Threshold, Rising 3.89 4 4.14 V
VPORHys Internal POR Hysteresis 55 275 305 mV
IQON Supply Current with device enabled VIN = 24V,
Enabled: V(SHDN) = 2 V		 300 398 µA
IQON Supply Current with device enabled VIN = 12V
Enabled: V(SHDN) = 2 V,		 285 390 µA
IQOFF Supply Current with device disabled VIN = 24V, V(SHDN) = 0 V 18 35 µA
IQOFF Supply Current with device disabled VIN = 12V, V(SHDN) = 0 V 16 32 µA
IVINR Reverse Input supply current V(IN) = -60 V, V(OUT) = 0 V 66 µA
UNDERVOLTAGE LOCKOUT (UVLO) INPUT
V(UVLOR) UVLO Threshold Voltage, Rising 1.175 1.19 1.25 V
V(UVLOR) UVLO Threshold Voltage, Falling 1.08 1.1 1.126 V
I(UVLO) UVLO Input leakage current 0 V ≤ V(UVLO) ≤ 60 V –100 100 nA
LOW IQ SHUTDOWN (SHDNb) INPUT
V(SHDN) Output voltage I(SHDN) = 0.1µA 2 2.7 3.4 V
V(SHUTF) SHDN Threshold Voltage for Low IQ Shutdown, Falling 0.45 V
V(SHUTFR) SHDN Threshold, Rising 0.96 V
I(SHDN) Input current V(SHDN) = 0.4 V -10 µA
OVER VOLTAGE PROTECTION (OVP) INPUT
V(SEL_OVP) Factory Set OV Clamp Select Threshold 180 200 240 mV
VOVC Internal Over voltage clamp V(IN) > 42 V, I(OUT)=10mA V(OVP) = 0 V 36 37.5 40 V
V(OVPR) Over-Voltage Threshold Voltage, Rising 1.175 1.19 1.225 V
V(OVPF) Over-Voltage Threshold Voltage, Falling 1.085 1.125
I(OVP) OVP Input Leakage Current 0V ≤ V(OVP) ≤ 4V –100 0 100 nA
OUTPUT RAMP CONTROL (dVdT)
I(dVdT) dVdT Charging Current V(dVdT) = 0 V 4 4.7 5.82 µA
R(dVdT) dVdT Discharging Resistance SHDN = 0 V, with I(dVdT) = 10mA sinking 28 Ω
GAIN(dVdT) dVdT to OUT Gain △V(OUT) /△V(dVdT) 23.75 24.63 25.5 V/V
CURRENT LIMIT PROGRAMMING (ILIM)
V(ILIM) ILIM Bias Voltage 1 V
I(OL) Overload Current Limit R(ILIM) = 120 kΩ, V(IN)-V(OUT)=1V 0.085 0.1 0.115 A
R(ILIM) = 12 kΩ, V(IN)-V(OUT)=1V 0.95 1 1.05
R(ILIM) = 8 kΩ, V(IN)-V(OUT)=1V 1.425 1.5 1.575
R(ILIM) = 5.36 kΩ, V(IN)-V(OUT)=1V 2.11 2.23 2.35
I(OL_R-OPEN) R(ILIM)= OPEN, Open Resistor Current Limit 0.055
I(OL_R-SHORT) R(ILIM)= SHORT, Shorted Resistor Current Limit 0.095
I(CB) Circuit breaker detection threshold R(ILIM) = 120 kΩ, MODE = open 0.045 0.073 0.11 A
I(CB) Circuit breaker detection threshold R(ILIM) = 5.36 kΩ, MODE = open 2 2.21 2.4 A
I(SCL) Short-Circuit Current Limit R(ILIM) = 120 kΩ, V(IN)-V(OUT)=5V 0.08 0.1 0.12 A
R(ILIM) = 8 kΩ, V(IN)-V(OUT)=5V 1.425 1.5 1.575 A
R(ILIM) = 5.36 kΩ, V(IN)-V(OUT)=5V 2.11 2.23 2.35 A
I(FASTRIP) Fast-trip comparator threshold 1.87 x I(OL) + 0.015 A
CURRENT MONITOR OUTPUT (IMON)
GAIN(IMON) Gain Factor I(IMON):I(OUT) 0.1A ≤ I(OUT) ≤ 2A 72 78.28 85 µA/A
PASS FET OUTPUT (OUT)
RON IN to OUT Total ON Resistance 0.1A ≤ I(OUT) ≤ 2A,TJ = 25°C 130 150 168 mΩ
0.1A ≤ I(OUT) ≤ 2A, -40°C ≤ TJ ≤ 85°C 150 220
0.1A ≤ I(OUT) ≤ 2A, -40°C ≤ TJ ≤ 125°C 78 150 265
Ilkg(OUT) OUT Leakage Current in Off State V(IN) = 60 V, V(SHDN)= 0 V, V(OUT) = 0 V, Sourcing 12 µA
Ilkg(OUT) OUT Leakage Current in Off State V(IN) = 0 V, V(SHDN)= 0 V, V(OUT) = 24 V, Sinking -11 11 µA
V(IN) = -60 V, V(SHDN)= 0 V, V(OUT) = 0 V, Sinking -40 -18 50
V(REVTH) V(IN)-V(OUT) Threshold for Reverse Protection Comparator, Falling -16.2 -10 -5 mV
V(FWDTH) V(IN)-V(OUT) Threshold for Reverse Protection Comparator, Rising 85 96 110 mV
FAULT FLAG (FLTb): ACTIVE LOW
R(FLT) FLT Pull-Down Resistance V(OVP) = 2 V, I(FLT) = 5mA sinking 350 Ω
I(FLT) FLT Input Leakage Current 0 V ≤ V(FLT) ≤ 60 V –200 200 nA
THERMAL SHUT DOWN (TSD)
T(TSD) TSD Threshold, rising 157 °C
TSD hysteresis 10.1 °C
MODE
MODE_SEL Thermal fault mode selection MODE = 402 kΩ to RTN Current limiting with latch
MODE = Open Circuit breaker mode with auto-retry
MODE = Short to RTN Current limiting with auto-retry
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