SBVS082J june   2007  – april 2023 TPS74901

PRODUCTION DATA  

  1. 1 Features
  2. 2 Applications
  3. 3 Description
  4. 4 Revision History
  5. 5 Pin Configuration and 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: 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)
  7. 7 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
  8. 8 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
  9. 9 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 Receiving Notification of Documentation Updates
    4. 9.4 Support Resources
    5. 9.5 Trademarks
    6. 9.6 Electrostatic Discharge Caution
    7. 9.7 Glossary
  10. 10Mechanical, Packaging, and Orderable Information

Package Options

Mechanical Data (Package|Pins)
Thermal pad, mechanical data (Package|Pins)
Orderable Information

6.9 Typical Characteristics: IOUT = 50 mA (M3 Suffix)

at TJ = 25°C, VIN = VOUT(nom) + 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-20230208-SS0I-ZMJR-SRK6-XRHX54TZXTLL-low.png
 
Figure 6-23 VIN Line Regulation
GUID-20230208-SS0I-QJXL-PC78-WHSXSJXCLFCD-low.png
 
Figure 6-25 Load Regulation
GUID-20230208-SS0I-DMB5-2T79-2MMDSFNFLRL6-low.png
 
Figure 6-27 VIN Dropout Voltage vs IOUT and Temperature (TJ)
GUID-20230208-SS0I-KWLR-TS6B-2Z7CB2FH12MF-low.png
 
Figure 6-29 VIN Dropout Voltage vs VIN and Temperature (TJ) for IOUT = 1.5 A
GUID-20230208-SS0I-CHFP-PSRS-TCHHD2SXKDL3-low.png
 
Figure 6-31 VIN Dropout Voltage vs (VBIAS – VOUT) and Temperature (TJ)
GUID-20230206-SS0I-15LB-TSNN-1TJMPMCL84BJ-low.png
 
Figure 6-33 VBIAS PSRR vs Frequency
GUID-20230206-SS0I-QZXV-HQQG-TQDWZJ6RGTRD-low.png
 
Figure 6-35 VIN PSRR vs (VIN – VOUT)
GUID-20230208-SS0I-W1RF-VDW5-ZK50WZDL3TB2-low.png
 
Figure 6-37 BIAS Pin Current vs Output Current and Temperature (TJ)
GUID-20230208-SS0I-JDLH-LN81-SF4BMBM21DDP-low.png
 
Figure 6-39 Soft-Start Charging Current (ISS) vs Temperature (TJ)
GUID-20230208-SS0I-1FJT-CQSQ-K4C46MVCQNMG-low.png
 
Figure 6-41 Current Limit vs (VBIAS – VOUT)
GUID-20230208-SS0I-SDZS-FJH8-KBXWDRWFD8ZC-low.png
 
Figure 6-24 VBIAS Line Regulation
GUID-20230208-SS0I-HMMK-LMZX-MDGH2PVQ7NHH-low.png
 
Figure 6-26 Load Regulation at Light Load
GUID-20230208-SS0I-7VLR-MTV1-HCWHRVLS2BMX-low.png
 
Figure 6-28 VIN Dropout Voltage vs VIN and Temperature (TJ) for IOUT = 500 mA
GUID-20230208-SS0I-XNTF-ZKDD-PCR2X4RP9S6Z-low.png
 
Figure 6-30 VIN Dropout Voltage vs (VBIAS – VOUT) and Temperature (TJ)
GUID-20230208-SS0I-914H-Z64G-7LWCBGPWN87W-low.png
 
Figure 6-32 VBIAS Dropout Voltage vs IOUT and Temperature (TJ)
GUID-20230206-SS0I-L9FD-SDNX-TDKLV9SWDWJJ-low.png
 
Figure 6-34 VIN PSRR vs Frequency
GUID-20230206-SS0I-06K1-ZV1G-LQN7F4RXS4HX-low.png
 
Figure 6-36 Noise Spectral Density
GUID-20230208-SS0I-MQNN-P23L-5L9FDKJ34PSQ-low.png
 
Figure 6-38 BIAS Pin Current vs VBIAS and Temperature (TJ)
GUID-20230208-SS0I-BSWW-967P-NRKQ7GFMFLFM-low.png
 
Figure 6-40 Low-Level PG Voltage vs Current