ZHCSUB8U June   1976  – May 2024

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 (Legacy Chip Only)
    10. 5.10 Electrical Characteristics: UA78M10 (Legacy Chip Only)
    11. 5.11 Electrical Characteristics: UA78M12 (Legacy Chip Only)
    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

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)
  • KVU|3
  • DCY|4
  • KCS|3
散热焊盘机械数据 (封装 | 引脚)
订购信息

5.5 Electrical Characteristics: UA78M33 (Both Legacy and New Chip)

specified at TJ = 25°C, VI = 8 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 = 8V to 20V, and IO = 5mA to 350mA Legacy chip 3.2 3.3 3.4 V
New chip 3.2 3.3 3.4
TJ = full range Legacy chip 3.1 3.3 3.5
TJ = –40°C to 125°C New chip 3.1 3.3 3.5
Output voltage line regulation IO = 200mA, VIN = 5.3V to 25V Legacy chip 9 100 mV
New chip 28 50
IO = 200mA, VIN = 8V to 25V Legacy chip 3 50
New chip 9 20
Ripple rejection VI = 8V to 18V, f = 120Hz IO = 100mA, TJ = full range Legacy chip 62 dB
IO = 100mA, TJ = –40°C to 125°C New chip 57
IO = 300mA Legacy chip 62 80
New chip 56 62
Output voltage load regulation VI = 8V and IO = 5mA to 500mA Legacy chip 20 100 mV
New chip 20 40
Temperature coefficient of output voltage IO = 5mA TJ = full range Legacy chip –1 mV/°C
TJ = –40°C to 125°C New chip –1
Output noise voltage f = 10 Hz to 100 kHz, and TJ = 25°C Legacy chip 40 200 µV
New chip 80 200
Dropout voltage Legacy chip 2.0 V
New chip 2.0
Bias current Legacy chip 4.5 6 mA
New chip 3.5 4.5 6
Bias current change VI = 8V to 25V, IO = 200mA TJ = full range Legacy chip 0.8 mA
TJ = –40°C to 125°C New chip 0.8
IO = 5 mA to 350mA TJ = full range Legacy chip 0.5
TJ = –40°C to 125°C New chip 0.5
Short-circuit output current VI = 35V Legacy chip 300 mA
VI = 30V New chip 400
Peak output current Legacy chip 700 mA
New chip 735
(1) Pulse-testing techniques maintain TJ as close to TA as possible. Thermal effects must be taken into account separately.
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