ZHCSJ62D December   2017  – July 2021 TLV767

PRODUCTION DATA  

  1. 特性
  2. 应用
  3. 说明
  4. Revision History
  5. Pin Configuration and Functions
  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
  7. Typical Characteristics
  8. Detailed Description
    1. 8.1 Overview
    2. 8.2 Functional Block Diagrams
    3. 8.3 Feature Description
      1. 8.3.1 Output Enable
      2. 8.3.2 Dropout Voltage
      3. 8.3.3 Foldback Current Limit
      4. 8.3.4 Undervoltage Lockout (UVLO)
      5. 8.3.5 Output Pulldown
      6. 8.3.6 Thermal Shutdown
    4. 8.4 Device Functional Modes
      1. 8.4.1 Device Functional Mode Comparison
      2. 8.4.2 Normal Operation
      3. 8.4.3 Dropout Operation
      4. 8.4.4 Disabled
  9. Application and Implementation
    1. 9.1 Application Information
      1. 9.1.1 Adjustable Device Feedback Resistors
      2. 9.1.2 Recommended Capacitor Types
      3. 9.1.3 Input and Output Capacitor Requirements
      4. 9.1.4 Reverse Current
      5. 9.1.5 Feed-Forward Capacitor (CFF)
      6. 9.1.6 Power Dissipation (PD)
      7. 9.1.7 Estimating Junction Temperature
    2. 9.2 Typical Application
      1. 9.2.1 Design Requirements
      2. 9.2.2 Detailed Design Procedure
        1. 9.2.2.1 Transient Response
        2. 9.2.2.2 Choose Feedback Resistors
      3. 9.2.3 Application Curves
  10. 10Power Supply Recommendations
  11. 11Layout
    1. 11.1 Layout Guidelines
    2. 11.2 Layout Examples
  12. 12Device and Documentation Support
    1. 12.1 Device Support
      1. 12.1.1 Device Nomenclature
    2. 12.2 Documentation Support
      1. 12.2.1 Related Documentation
    3. 12.3 接收文档更新通知
    4. 12.4 支持资源
    5. 12.5 Trademarks
    6. 12.6 Electrostatic Discharge Caution
    7. 12.7 术语表

Typical Characteristics

at operating temperature TJ = 25°C, VIN = VOUT(NOM) + 1.5 V or 2.5 V (whichever is greater), IOUT = 10 mA, VEN = 2.0 V, CIN = 1.0 µF, and COUT = 1.0 µF (unless otherwise noted)

GUID-A9BE9C88-DFDF-40AB-B0B1-FD2C39F7B018-low.gif
VIN = 3.0 V
Figure 7-1 VOUT Accuracy vs IOUT
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IOUT = 10 mA
Figure 7-3 VOUT Accuracy vs VIN
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IOUT = 0 mA, adjustable-voltage version devices
Figure 7-5 IQ vs VIN
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VIN = 3.0 V
Figure 7-7 IGND vs IOUT
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IOUT = 0 mA
Figure 7-9 IQ Increase Below Minimum VIN
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VIN = 5 V, VOUT = 3.3 V, CFF = 10 pF, ramp rate = 0.5 A/µs
Figure 7-11 IOUT Transient From 1 mA to 1 A
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VOUT = 3.3 V, IOUT = 1 A, VIN ramp rate = 0.6 V/µs
Figure 7-13 VIN Transient in Dropout From 4 V to 13 V
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IOUT = 1.0 A
Figure 7-15 VDO vs VIN
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VIN = 3.0 V
Figure 7-17 VDO vs IOUT
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VIN = 3.0 V
Figure 7-19 Foldback Current Limit vs Temperature
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VOUT = 3.3 V
Figure 7-21 Startup With Separate VEN and VIN
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VIN = 2.5 V
Figure 7-23 VEN Thresholds vs Temperature
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Figure 7-25 UVLO Thresholds vs Temperature
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VOUT = 1.8 V, IOUT = 0.55 A, CFF = 1 nF
Figure 7-27 PSRR vs VIN
GUID-0B1A6D93-1C1D-447E-A380-AFB0FE101D32-low.gif
CFF = 0 nF, IOUT = 0.1 A, RMS noise BW = 10 Hz to 100 kHz
Figure 7-29 Output Noise (Vn) vs VOUT
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VOUT = 2.5 V
Figure 7-31 IPULLDOWN vs VIN
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VOUT = 3.3 V, IOUT = 33 µA
Figure 7-33 Startup Inrush Current With COUT = 22 µF
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VIN = 2.5 V
Figure 7-2 VOUT Accuracy vs IOUT
GUID-4A4546F4-9F6B-4A40-A578-46BD70403893-low.gifFigure 7-4 ISHUTDOWN vs VIN
GUID-09FC5A0D-D517-4B6E-8DBA-41A40CFC366E-low.gif
IOUT = 0 mA, fixed-voltage version devices
Figure 7-6 IQ vs Temperature
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VIN = 2.5 V
Figure 7-8 IGND vs IOUT
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VIN = 5 V, VOUT = 3.3 V, CFF = 10 pF, ramp rate = 0.4 A/µs
Figure 7-10 IOUT Transient From 0 mA to 100 mA
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VIN = 5 V, VOUT = 3.3 V, ramp rate = 0.8 A/µs
Figure 7-12 IOUT Transient From 250 mA to 850 mA
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VOUT = 3.3 V, IOUT = 33 µA, VIN ramp rate = 1.6 V/µs
Figure 7-14 VIN Transient From 5 V to 16 V
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IOUT = 0.8 A
Figure 7-16 VDO vs VIN
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VIN = 2.5 V
Figure 7-18 VDO vs IOUT
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VIN = 2.5 V
Figure 7-20 Foldback Current Limit vs Temperature
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Enable pulled up internally, VOUT = 0.8 V
Figure 7-22 Startup With VEN Floating
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VIN = 16 V
Figure 7-24 VEN Thresholds vs Temperature
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VOUT = 1.8 V, VIN = 3.3 V, CFF = 1 nF
Figure 7-26 PSRR vs IOUT
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VOUT = 3.3 V, VIN = 4.8 V, IOUT = 0.33 A
Figure 7-28 PSRR vs CFF
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VEN = 0 V
Figure 7-30 IEN vs VIN
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VFB = 1.0 V
Figure 7-32 IFB vs Temperature
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VOUT = 3.3 V, IOUT = 33 µA
Figure 7-34 Startup Inrush Current With COUT = 47 µF