SBVS436B june   2022  – august 2023 TPS7A15

PRODUCTION DATA  

  1.   1
  2. Features
  3. Applications
  4. Description
  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
    6. 6.6 Switching Characteristics
    7. 6.7 Typical Characteristics
  8. Detailed Description
    1. 7.1 Overview
    2. 7.2 Functional Block Diagram
    3. 7.3 Feature Description
      1. 7.3.1 Excellent Transient Response
      2. 7.3.2 Active Overshoot Pulldown Circuitry
      3. 7.3.3 Global Undervoltage Lockout (UVLO)
      4. 7.3.4 Enable Input
      5. 7.3.5 Internal Foldback Current Limit
      6. 7.3.6 Active Discharge
      7. 7.3.7 Thermal Shutdown
    4. 7.4 Device Functional Modes
      1. 7.4.1 Normal Mode
      2. 7.4.2 Dropout Mode
      3. 7.4.3 Disabled Mode
  9. Application and Implementation
    1. 8.1 Application Information
      1. 8.1.1  Recommended Capacitor Types
      2. 8.1.2  Input, Output, and Bias Capacitor Requirements
      3. 8.1.3  Dropout Voltage
      4. 8.1.4  Behavior During Transition From Dropout Into Regulation
      5. 8.1.5  Device Enable Sequencing Requirement
      6. 8.1.6  Load Transient Response
      7. 8.1.7  Undervoltage Lockout Circuit Operation
      8. 8.1.8  Power Dissipation (PD)
      9. 8.1.9  Estimating Junction Temperature
      10. 8.1.10 Recommended Area for Continuous Operation
    2. 8.2 Typical Application
      1. 8.2.1 Design Requirements
      2. 8.2.2 Detailed Design Procedure
      3. 8.2.3 Application Curve
    3. 8.3 Power Supply Recommendations
    4. 8.4 Layout
      1. 8.4.1 Layout Guidelines
      2. 8.4.2 Layout Examples
  10. Device and Documentation Support
    1. 9.1 Device Support
      1. 9.1.1 Development Support
        1. 9.1.1.1 Evaluation Module
      2. 9.1.2 Device Nomenclature
    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
  11. 10Mechanical, Packaging, and Orderable Information
    1. 10.1 Mechanical Data

Package Options

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

Typical Characteristics

at operating temperature TJ = 25°C, VOUT(NOM) = 0.9 V, VIN = VOUT(NOM) + 0.1 V, VBIAS = VOUT(NOM) + 1.4 V, IOUT = 1 mA, VEN = VIN, CIN = 1 µF, COUT = 1 µF, and CBIAS = 0.1 µF (unless otherwise noted)

GUID-29C7198D-84A7-421C-826A-2E3306F842A5-low.jpg
 
Figure 6-1 Output Voltage Accuracy vs VIN
GUID-20220626-SS0I-FFGC-VSDR-T1H7S1GM7HTP-low.png
 
Figure 6-3 Output Voltage Accuracy vs IOUT
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Figure 6-5 VBIAS Dropout Voltage vs IOUT
GUID-50B8E372-EAB8-4A16-9346-4C172E539BF8-low.jpg
IOUT = 0 mA
Figure 6-7 VIN Shutdown IQ vs VIN
GUID-20220626-SS0I-9XWG-PM6F-GMCN5B7RKGWS-low.png
 
Figure 6-9 Foldback Current Limit vs IOUT
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Figure 6-11 VIN UVLO vs Temperature
GUID-DABD66BF-70B2-4BB8-B5C8-EA5D7C78BA59-low.jpg
tr = 1 μs
Figure 6-13 Start-Up With VBIAS Before VIN
GUID-DEB5B033-E2C9-4428-A633-FB68496DAA92-low.jpg
tr = 1 μs
Figure 6-15 Start-Up With VIN and VBIAS Before VEN
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tr = tf = 1 μs
Figure 6-17 Line Transient From 1 V to 2.2 V
GUID-20220626-SS0I-4KQ3-TMPX-QKKZZJ8JBQXZ-low.png
tr = tf = 10 μs
Figure 6-19 Load Transient From 100 μA to 400 mA
GUID-20220626-SS0I-RWDK-8BXC-X0SV8LDCHWTN-low.png
CIN = 0 μF, IOUT = 400 mA
Figure 6-21 VIN PSRR vs Frequency and VIN – VOUT
GUID-20220626-SS0I-TPWC-FHZ3-MNVQDBPHNG3M-low.png
CIN = 0 μF
Figure 6-23 VIN PSRR vs Frequency and IOUT
GUID-20220626-SS0I-S2GJ-QTKH-QTBKQHMGZM2N-low.png
YCK package, VOUT = 0.8 V
Figure 6-25 Output Noise vs Frequency and IOUT
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Figure 6-2 Output Voltage Accuracy vs VBIAS
GUID-20220626-SS0I-MWRB-RNLD-FRZDH2X9PNMV-low.png
 
Figure 6-4 VIN Dropout Voltage vs IOUT
GUID-105365C6-6C63-4E63-A28A-B2CE3FA3B4F1-low.jpg
 
Figure 6-6 VBIAS Input Current vs VBIAS
GUID-D6A3082F-B668-47D7-A99D-B7B5E7DF4312-low.jpg
IOUT = 0 mA
Figure 6-8 VBIAS Shutdown IQ vs VBIAS
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Figure 6-10 Enable Threshold vs Temperature
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Figure 6-12 VBIAS UVLO vs Temperature
GUID-02E45880-465B-4702-9AF7-262F6F9704E8-low.jpg
tr = 1 μs
Figure 6-14 Start-Up With VIN Before VBIAS and VEN
GUID-41BE820A-F1E1-4EA4-ACDD-7EC522F03F61-low.jpg
tr = 1 μs
Figure 6-16 Start-Up With VIN and VEN Before VBIAS
GUID-20220626-SS0I-ZJQZ-RWGS-ZGPCDNWMBSBC-low.png
tr = tf = 10 μs, IOUT = 400 mA
Figure 6-18 Line Transient From 1 V to 2.2 V
GUID-20220626-SS0I-WPJL-SD2D-K1CF7BDRPB1F-low.png
tr = tf = 1 μs
Figure 6-20 Load Transient From 100 μA to 400 mA
GUID-20220626-SS0I-S4KS-JJ0B-R1VKJFLLDC4V-low.png
CIN = 0 μF, IOUT = 400 mA
Figure 6-22 VIN PSRR vs Frequency and COUT
GUID-20220629-SS0I-GLM3-3LPR-5TZ7K7VKRVB3-low.png
CBIAS = 0 μF
Figure 6-24 VBIAS PSRR vs Frequency and VBIAS – VOUT
GUID-20230809-SS0I-S60H-FCZ6-X8JKZ6S9K2TD-low.png
DRV package, VOUT = 1.8 V, VBIAS = 5 V, COUT = 2.2 μF
Figure 6-26 Output Noise vs Frequency and IOUT