ZHCSUB8V June   1976  – February 2025

PRODUCTION DATA  

  1.   1
  2. 1 特性
  3. 2 应用
  4. 3 说明
  5. 4 Pin Configuration and Functions
  6. 5 Specifications
    1. 5.1  Absolute Maximum Ratings
    2. 5.2  ESD Ratings
    3. 5.3  Recommended Operating Conditions
    4. 5.4  Thermal Information
    5. 5.5  Electrical Characteristics: UA78M33 (Both Legacy and New Chip)
    6. 5.6  Electrical Characteristics: UA78M05 (Both Legacy and New Chip)
    7. 5.7  Electrical Characteristics: UA78M06C (Legacy Chip Only)
    8. 5.8  Electrical Characteristics: UA78M08C (Legacy Chip Only)
    9. 5.9  Electrical Characteristics: UA78M09 (Both Legacy and New Chip)
    10. 5.10 Electrical Characteristics: UA78M10  (Both Legacy and New Chip)
    11. 5.11 Electrical Characteristics: UA78M12  (Both Legacy and New Chip)
    12. 5.12 Typical Characteristics
  7. 6 Detailed Description
    1. 6.1 Overview
    2. 6.2 Functional Block Diagram
    3. 6.3 Feature Description
      1. 6.3.1 Current Limit
      2. 6.3.2 Dropout Voltage (VDO)
      3. 6.3.3 Thermal Shutdown
    4. 6.4 Device Functional Modes
      1. 6.4.1 Normal Operation
      2. 6.4.2 Dropout Operation
  8. 7 Application and Implementation
    1. 7.1 Application Information
    2. 7.2 Typical Application
      1. 7.2.1 Design Requirements
      2. 7.2.2 Detailed Design Procedure
        1. 7.2.2.1 Input and Output Capacitor Requirements
        2. 7.2.2.2 Power Dissipation (PD)
        3. 7.2.2.3 Estimating Junction Temperature
        4. 7.2.2.4 External Capacitor Requirements
        5. 7.2.2.5 Overload Recovery
        6. 7.2.2.6 Reverse Current
        7. 7.2.2.7 Polarity Reversal Protection
      3. 7.2.3 Application Curves
    3. 7.3 System Examples
      1. 7.3.1 Positive Regulator in Negative Configuration
      2. 7.3.2 Current Limiter Circuit
    4. 7.4 Power Supply Recommendations
    5. 7.5 Layout
      1. 7.5.1 Layout Guidelines
      2. 7.5.2 Layout Example
  9. 8 Device and Documentation Support
    1. 8.1 Device Support
      1. 8.1.1 Development Support
        1. 8.1.1.1 Evaluation Module
      2. 8.1.2 Device Nomenclature
    2. 8.2 接收文档更新通知
    3. 8.3 支持资源
    4. 8.4 Trademarks
    5. 8.5 静电放电警告
    6. 8.6 术语表
  10. 9 Revision History
  11. 10Mechanical, Packaging, and Orderable Information

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5.9 Electrical Characteristics: UA78M09 (Both Legacy and New Chip)

at specified junction temperature, VI = 16 V, CIN = 0.33 µF, COUT = 0.1µF, and IO = 350 mA (unless otherwise noted)
PARAMETER TEST CONDITIONS(1) MIN TYP MAX UNIT
Output voltage VI = 11.5V to 24V, and IO = 5mA to 350mA Legacy chip and new chip 8.6 9 9.4 V
TJ = 0°C to 125°C 8.5 9.5
Output voltage line regulation IO = 200mA, VIN = 11.5V to 26V  Legacy chip 6 100 mV
New chip 6 30
IO = 200mA, VIN = 12V to 26V Legacy chip 2 50
New chip 2 25
Ripple rejection VI = 13V to 23V, f = 120Hz IO = 100mA, TJ = 0°C to 125°C Legacy chip 56 dB
New chip 48
IO = 300mA  Legacy chip 56 80
New chip 48 80
Output voltage load regulation IO = 5mA to 500mA Legacy chip 25 180 mV
New chip 25 90
IO = 5mA to 200mA Legacy chip 10 90
New chip 10 45
Output noise voltage f = 10 Hz to 100 kHz Legacy chip 58 µVrms
New chip 230
Temperature coefficient of output voltage IO = 5mA TJ = 0°C to 125°C Legacy chip and new chip -1 mV/°C
Dropout voltage Legacy chip and new chip 2.0 V
Bias current Legacy chip and new chip 4.6 6 mA
Bias current change VI = 11.5V to 26V, IO = 200mA TJ = 0°C to 125°C Legacy chip and new chip 0.8 mA
IO = 5 mA to 350mA TJ = 0°C to 125°C Legacy chip and new chip 0.5
Short-circuit output current VI = 35V Legacy chip 250 mA
VI = 30V New chip 400
Peak output current Legacy chip 700 mA
New chip 760
(1) Pulse-testing techniques maintain TJ as close to TA as possible. Thermal effects must be taken into account separately.