ZHCSJM3B April   2019  – January 2020 TPS92613-Q1

PRODUCTION DATA.  

  1. 1 特性
  2. 2 应用
  3. 3 说明
    1.     Device Images
      1.      典型应用图
  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 Timing Requirements
    7. 6.7 Typical Characteristics
  7. 7 Detailed Description
    1. 7.1 Overview
    2. 7.2 Functional Block Diagram
    3. 7.3 Feature Description
      1. 7.3.1 Power Supply
        1. 7.3.1.1 Power-On Reset (POR)
        2. 7.3.1.2 Low-Quiescent-Current
      2. 7.3.2 Constant-Current Driver
      3. 7.3.3 PWM Control
      4. 7.3.4 Supply Control
      5. 7.3.5 Diagnostics and Protection
        1. 7.3.5.1 Open-Circuit Detection
        2. 7.3.5.2 Short-to-GND Detection
        3. 7.3.5.3 Overtemperature Protection
        4. 7.3.5.4 DIAGEN
        5. 7.3.5.5 Low-Dropout Operation
      6. 7.3.6 FAULT Bus Output With One-Fails–All-Fail
      7. 7.3.7 Fault Table
    4. 7.4 Device Functional Modes
      1. 7.4.1 Undervoltage Lockout, V(SUPPLY) < V(POR_rising)
      2. 7.4.2 Normal Operation V(SUPPLY) ≥ 4.5 V
      3. 7.4.3 Low-Voltage Dropout Operation
      4. 7.4.4 Fault Mode
  8. 8 Application and Implementation
    1. 8.1 Application Information
    2. 8.2 Typical Applications
      1. 8.2.1 Single-Channel LED Driver With Diagnostics
        1. 8.2.1.1 Design Requirements
        2. 8.2.1.2 Detailed Design Procedure
        3. 8.2.1.3 Application Curves
      2. 8.2.2 Single-Channel LED Driver With Heat Sharing
        1. 8.2.2.1 Design Requirements
        2. 8.2.2.2 Detailed Design Procedure
        3. 8.2.2.3 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 文档支持
      1. 11.1.1 相关文档
    2. 11.2 接收文档更新通知
    3. 11.3 支持资源
    4. 11.4 商标
    5. 11.5 静电放电警告
    6. 11.6 Glossary
  12. 12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

6.5 Electrical Characteristics

V(SUPPLY) = 5 V to 40 V, TJ = –40°C to +150°C unless otherwise noted
PARAMETER TEST CONDITIONS MIN TYP MAX UNIT
BIAS
V(POR_rising) Supply voltage POR rising threshold 3.2 4 V
V(POR_falling) Supply voltage POR falling threshold 2.2 3 V
I(Quiescent) Device standby current PWM = HIGH 0.1 0.2 0.25 mA
I(FAULT) Device current in fault mode PWM = HIGH, FAULT externally pulled LOW 0.1 0.2 0.25 mA
LOGIC INPUTS (DIAGEN, PWM)
VIL(DIAGEN) Input logic-low voltage, DIAGEN 1.045 1.1 1.155 V
VIH(DIAGEN) Input logic-high voltage, DIAGEN 1.16 1.2 1.24 V
VIL(PWM) Input logic-low voltage, PWM 1.045 1.1 1.155 V
VIH(PWM) Input logic-high voltage, PWM 1.16 1.2 1.24 V
CONSTANT-CURRENT DRIVER
I(OUT) Device output-current range 100% duty cycle 4 600 mA
V(CS_REG) Sense-resistor regulation voltage TA = 25°C, V(SUPPLY) = 4.5 V to 18 V 94 98 102 mV
TA = –40°C to +125°C, V(SUPPLY) = 4.5 V to 18 V 93.5 98 102.5
R(CS_REG) Sense-resistor range 0.16 50 Ω
V(DROPOUT) Voltage dropout from SUPPLY to OUT V(CS_REG) voltage included, current setting of 10 mA 120 150 mV
V(CS_REG) voltage included, current setting of 70 mA 250 400
V(CS_REG) voltage included, current setting of 150 mA 430 700
V(CS_REG) voltage included, current setting of 300 mA 800 1300
DIAGNOSTICS
V(OPEN_th_rising) LED open rising threshold, V(IN) – V(OUT) 235 290 335 mV
V(OPEN_th_falling) LED open falling threshold, V(IN) – V(OUT) 70 100 135 mV
V(SG_th_rising) Channel output V(OUT) short-to-ground rising threshold 1.14 1.2 1.26 V
V(SG_th_falling) Channel output V(OUT) short-to-ground falling threshold 0.82 0.865 0.91 V
I(Retry) Channel output V(OUT) short-to-ground retry current 0.64 1.08 1.528 mA
FAULT
VIL(FAULT) Logic input low threshold 0.7 V
VIH(FAULT) Logic input high threshold 2 V
VOL(FAULT) Logic output low threshold With 500-µA external pullup 0.4 V
VOH(FAULT) Logic output high threshold With 1-µA external pulldown, V(SUPPLY) = 12 V 5 7 V
I(FAULT_pulldown) FAULT internal pulldown current 500 750 1000 µA
I(FAULT_pullup) FAULT internal pullup current 5 8 12 µA
THERMAL PROTECTION
T(TSD) Thermal shutdown junction temperature threshold 157 172 187 °C
T(TSD_HYS) Thermal shutdown junction temperature hysteresis 15 °C
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