JAJS247J june   2007  – april 2023 TPS74901

PRODUCTION DATA  

  1.   1
  2. 特長
  3. アプリケーション
  4. 概要
  5. Revision History
  6. Pin Configuration and Functions
  7. 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: Other Orderable Devices (non-M3 Suffix)
    6. 6.6  Electrical Characteristics: Orderable Device (M3 Suffix)
    7. 6.7  Typical Characteristics: IOUT = 50 mA (All Other Orderable Devices, Non-M3 Suffix)
    8. 6.8  Typical Characteristics: IOUT = 1 A (All Other Orderable Devices, Non-M3 Suffix)
    9. 6.9  Typical Characteristics: IOUT = 50 mA (M3 Suffix)
    10. 6.10 Typical Characteristics: IOUT = 1 A (M3 Suffix)
  8. Detailed Description
    1. 7.1 Overview
    2. 7.2 Functional Block Diagram
    3. 7.3 Feature Description
      1. 7.3.1 Enable and Shutdown
      2. 7.3.2 Power-Good
      3. 7.3.3 Internal Current Limit
      4. 7.3.4 Thermal Protection
    4. 7.4 Device Functional Modes
      1. 7.4.1 Normal Operation
      2. 7.4.2 Dropout Operation
      3. 7.4.3 Disabled
  9. Application and Implementation
    1. 8.1 Application Information
      1. 8.1.1 Input, Output, and BIAS Capacitor Requirements
      2. 8.1.2 Transient Response
      3. 8.1.3 Dropout Voltage
      4. 8.1.4 Output Noise
      5. 8.1.5 Programmable Soft-Start
      6. 8.1.6 Sequencing Requirements
    2. 8.2 Typical Application
      1. 8.2.1 Design Requirements
      2. 8.2.2 Detailed Design Procedure
      3. 8.2.3 Application Curves
    3. 8.3 Power Supply Recommendations
    4. 8.4 Layout
      1. 8.4.1 Layout Guidelines
        1. 8.4.1.1 Power Dissipation
        2. 8.4.1.2 Thermal Considerations
      2. 8.4.2 Layout Example
  10. Device and Documentation Support
    1. 9.1 Device Support
      1. 9.1.1 Development Support
        1. 9.1.1.1 Evaluation Modules
        2. 9.1.1.2 Spice Models
    2. 9.2 Documentation Support
      1. 9.2.1 Related Documentation
    3. 9.3 ドキュメントの更新通知を受け取る方法
    4. 9.4 サポート・リソース
    5. 9.5 Trademarks
    6. 9.6 静電気放電に関する注意事項
    7. 9.7 用語集
  11. 10Mechanical, Packaging, and Orderable Information

パッケージ・オプション

メカニカル・データ(パッケージ|ピン)
サーマルパッド・メカニカル・データ
発注情報

Typical Characteristics: IOUT = 50 mA (All Other Orderable Devices, Non-M3 Suffix)

at TJ = 25°C, VIN = VOUT(TYP) + 0.3 V, VBIAS = 5 V, IOUT = 50 mA, VEN = VIN, CIN = 1 µF, CBIAS = 4.7 µF, and COUT = 10 µF (unless otherwise noted)

GUID-C34F6375-548D-4B51-A753-B05B9A9DCD4F-low.gif
 
Figure 6-1 VIN Line Regulation
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Figure 6-3 Load Regulation
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Figure 6-5 VIN Dropout Voltage vs IOUT and Temperature (TJ)
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Figure 6-7 VIN Dropout Voltage vs (VBIAS – VOUT) and Temperature (TJ)
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Figure 6-9 VBIAS PSRR vs Frequency
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Figure 6-11 VIN PSRR vs (VIN – VOUT)
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Figure 6-13 BIAS Pin Current vs IOUT and Temperature (TJ)
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Figure 6-15 Soft-Start Charging Current (ISS) vs Temperature (TJ)
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Figure 6-17 Current Limit vs (VBIAS – VOUT)
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Figure 6-2 VBIAS Line Regulation
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Figure 6-4 Load Regulation
GUID-4494071C-B0AE-40C3-8C2E-33EAFC90EC73-low.gif
Figure 6-6 VIN Dropout Voltage vs VIN Dropout Voltage vs IOUT and Temperature (TJ)
GUID-69EEB360-BF96-4D7F-A0F9-56CEB73BFEA7-low.gif
Figure 6-8 VBIAS Dropout Voltage vs IOUT and Temperature (TJ)
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Figure 6-10 VIN PSRR vs Frequency
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Figure 6-12 Noise Spectral Density
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Figure 6-14 BIAS Pin Current vs VBIAS and Temperature (TJ)
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Figure 6-16 Low-Level PG Voltage vs Current