SBVS338H March   2020  – July 2024 TPS7A20

PRODUCTION DATA  

  1.   1
  2. 1 Features
  3. 2 Applications
  4. 3 Description
  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
    6. 5.6 Switching Characteristics
    7. 5.7 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 Low Output Noise
      2. 6.3.2 Smart Enable
      3. 6.3.3 Dropout Voltage
      4. 6.3.4 Foldback Current Limit
      5. 6.3.5 Undervoltage Lockout (UVLO)
      6. 6.3.6 Thermal Shutdown
      7. 6.3.7 Active Discharge (P Version Only)
    4. 6.4 Device Functional Modes
      1. 6.4.1 Device Functional Mode Comparison
      2. 6.4.2 Normal Operation
      3. 6.4.3 Dropout Operation
      4. 6.4.4 Disabled
  8. 7 Application and Implementation
    1. 7.1 Application Information
      1. 7.1.1 Recommended Capacitor Types
      2. 7.1.2 Input and Output Capacitor Requirements
      3. 7.1.3 Load Transient Response
      4. 7.1.4 Undervoltage Lockout (UVLO) Operation
      5. 7.1.5 Power Dissipation (PD)
        1. 7.1.5.1 Estimating Junction Temperature
        2. 7.1.5.2 Recommended Area for Continuous Operation
    2. 7.2 Typical Application
      1. 7.2.1 Design Requirements
      2. 7.2.2 Detailed Design Procedure
      3. 7.2.3 Application Curves
    3. 7.3 Power Supply Recommendations
    4. 7.4 Layout
      1. 7.4.1 Layout Guidelines
      2. 7.4.2 Layout Examples
  9. 8 Device and Documentation Support
    1. 8.1 Device Support
      1. 8.1.1 Device Nomenclature
    2. 8.2 Receiving Notification of Documentation Updates
    3. 8.3 Support Resources
    4. 8.4 Trademarks
    5. 8.5 Electrostatic Discharge Caution
    6. 8.6 Glossary
  10. 9 Revision History
  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

5.7 Typical Characteristics

VIN = VOUT(NOM) + 0.3 V or 1.6 V (whichever is greater), VOUT = 2.8 V, IOUT = 1 mA, CIN = 1 µF, COUT = 1 µF, and TA = 25°C (unless otherwise noted)

TPS7A20 Line Regulation vs VIN
VEN = 1 V, DQN, YCJ, and YCK packages
Figure 5-1 Line Regulation vs VIN
TPS7A20 Line Regulation vs VIN
VEN = 1 V, DBV package
Figure 5-3 Line Regulation vs VIN
TPS7A20 Load Regulation vs IOUT
VIN = 3.1 V, VEN = 1 V, DQN, YCJ, and YCK packages
Figure 5-5 Load Regulation vs IOUT
TPS7A20 Load Regulation vs IOUT
VIN = 2.8 V, VEN = 1 V, DBV package
Figure 5-7 Load Regulation vs IOUT
TPS7A20 Load Regulation vs IOUT
VOUT = 5.5 V, VEN = 1 V, DQN, YCJ, and YCK packages
Figure 5-9 Load Regulation vs IOUT
TPS7A20 Load Regulation vs IOUT
VOUT = 5.5 V, VEN = 1 V, DBV package
Figure 5-11 Load Regulation vs IOUT
TPS7A20 Output Voltage Accuracy vs IOUT
VEN = 1 V, DQN, YCJ, and YCK packages
Figure 5-13 Output Voltage Accuracy vs IOUT
TPS7A20 Output Voltage Accuracy vs IOUT
VEN = 1 V, DBV package
Figure 5-15 Output Voltage Accuracy vs IOUT
TPS7A20 Output Voltage Accuracy vs IOUT
VOUT = 5.5 V, VEN = 1 V, DQN, YCJ, and YCK packages
Figure 5-17 Output Voltage Accuracy vs IOUT
TPS7A20 Output Voltage Accuracy vs IOUT
VOUT = 5.5 V, VEN = 1 V, DBV package
Figure 5-19 Output Voltage Accuracy vs IOUT
TPS7A20 Output Voltage Accuracy vs VIN
VEN = 1 V, IOUT = 1 mA, DQN, YCJ, and YCK packages
Figure 5-21 Output Voltage Accuracy vs VIN
TPS7A20 Output Voltage Accuracy vs VIN
VEN = 1 V, IOUT = 1 mA, DBV package
Figure 5-23 Output Voltage Accuracy vs VIN
TPS7A20 Dropout Voltage vs IOUT
VEN = 1 V, DQN, YCJ, and YCK packages
Figure 5-25 Dropout Voltage vs IOUT
TPS7A20 Dropout Voltage vs IOUT
VEN = 1 V, DBV package
Figure 5-27 Dropout Voltage vs IOUT
TPS7A20 Dropout Voltage vs IOUT
VOUT = 1.8 V, VEN = 1 V, DQN, YCJ, and YCK packages
Figure 5-29 Dropout Voltage vs IOUT
TPS7A20 Dropout Voltage vs IOUT
VOUT = 1.8 V, VEN = 1 V, DBV package
Figure 5-31 Dropout Voltage vs IOUT
TPS7A20 Dropout Voltage vs VOUT
IOUT = 300 mA
Figure 5-33 Dropout Voltage vs VOUT
TPS7A20 IGND vs VIN
VEN = VIN, IOUT = 0 mA
Figure 5-35 IGND vs VIN
TPS7A20 IGND vs VIN in the Dropout Region
VOUT(NOM) = 5.5 V, VEN = VIN, IOUT = 0 mA
Figure 5-37 IGND vs VIN in the Dropout Region
TPS7A20 IGND vs IOUT
VEN = 1 V
Figure 5-39 IGND vs IOUT
TPS7A20 Shutdown Current vs VIN
VEN = 0 V
Figure 5-41 Shutdown Current vs VIN
TPS7A20 Enable Pin Leakage Current vs VEN – VIN
VEN = 6 V, IOUT = 0 mA
Figure 5-43 Enable Pin Leakage Current vs
VEN – VIN
TPS7A20 Current Limit
VOUT = 0.8 V, VEN = 1 V
Figure 5-45 Current Limit
TPS7A20 Enable Logic High Threshold vs Temperature
 
Figure 5-47 Enable Logic High Threshold vs Temperature
TPS7A20 Output Pulldown Resistor vs Temperature
VEN = 0.25 V
Figure 5-49 Output Pulldown Resistor vs Temperature
TPS7A20 Load Transient
IOUT = 1 mA to 300 mA, tRISING = 1 µs
Figure 5-51 Load Transient
TPS7A20 Load Transient
IOUT = 1 mA to 300 mA, tRISING = 200 ns
Figure 5-53 Load Transient
TPS7A20 Load Transient
IOUT = 0 mA to 300 mA, tRISING = 1 µs
Figure 5-55 Load Transient
TPS7A20 Load Transient
IOUT = 0 mA to 300 mA, tRISING = 200 ns
Figure 5-57 Load Transient
TPS7A20 Line Transient
VIN = 3.1 V → 4.1 V → 3.1 V, VIN tRISING = 5 µs, IOUT = 1 mA
 
Figure 5-59 Line Transient
TPS7A20 PSRR vs VIN vs Frequency and VIN
IOUT = 20 mA
Figure 5-61 PSRR vs VIN vs Frequency and VIN
TPS7A20 PSRR vs Frequency and IOUT
 
Figure 5-63 PSRR vs Frequency and IOUT
TPS7A20 Noise vs Frequency and IOUT
VRMS BW = 10 Hz to 100 kHz
Figure 5-65 Noise vs Frequency and IOUT
TPS7A20 Noise vs Frequency and VIN
IOUT = 300 mA, VRMS BW = 10 Hz to 100 kHz
Figure 5-67 Noise vs Frequency and VIN
TPS7A20 Noise vs Frequency and COUT
VIN = 3.8 V, IOUT = 300 mA, VRMS BW = 10 Hz to 100 kHz
Figure 5-69 Noise vs Frequency and COUT
TPS7A20 Noise vs Frequency and IOUT
VOUT = 0.8 V, VIN = 1.8 V, VRMS BW = 10 Hz to 100 kHz
Figure 5-71 Noise vs Frequency and IOUT
TPS7A20 Start-Up Turn-On Time
From VEN = VEN(HI) to VOUT = 95% of VOUT(NOM), IOUT = 0 mA
 
Figure 5-73 Start-Up Turn-On Time
TPS7A20 Start-Up
VOUT = 0.8 V, VIN = 0 V to 1.8 V, VEN = 0 V to 1.8 V, VEN rises 500 µs ahead of VIN, VIN and VEN slew rate = 1 V/µs
Figure 5-75 Start-Up
TPS7A20 Start-Up
VIN = 0 V to 3.8 V, VEN = 0 V to 3.8 V, VEN rises 500 µs behind VIN, VIN and VEN slew rate = 1 V/µs
Figure 5-77 Start-Up
TPS7A20 Start-Up
VIN = 0 V to 3.8 V, VEN = 0 V to 3.8 V, VEN = VIN, VIN and slew rate = 1 V/µs
Figure 5-79 Start-Up
TPS7A20 Start-Up
VOUT = 5.5 V, VIN = 0 V to 6.0 V, VEN = 0 V to 6.0 V, VEN rises 500 µs ahead of VIN, VIN and VEN slew rate = 1 V/µs
Figure 5-81 Start-Up
TPS7A20 Inrush Current
VOUT = 0.8 V, VIN = 1.8 V, VEN = 0 V to 1.8 V,
VEN slew rate = 1 V/µs, COUT = 10 µF
Figure 5-83 Inrush Current
TPS7A20 Inrush Current
VOUT = 5.5 V, VIN = 6.0 V, VEN = 0 V to 6.0 V,
VEN slew rate = 1 V/µs, COUT = 10 µF
Figure 5-85 Inrush Current
TPS7A20 Line Regulation vs VIN
VOUT = 5.5 V, VEN = 1 V, DQN, YCJ, and YCK packages
Figure 5-2 Line Regulation vs VIN
TPS7A20 Line Regulation vs VIN
VOUT = 5.5 V, VEN = 1 V, DBV package
Figure 5-4 Line Regulation vs VIN
TPS7A20 Load Regulation vs IOUT
VIN = 3.1 V, VEN = 1 V, DQN, YCJ, and YCK packages
Figure 5-6 Load Regulation vs IOUT
TPS7A20 Load Regulation vs IOUT
VIN = 2.8 V, VEN = 1 V, DBV package
Figure 5-8 Load Regulation vs IOUT
TPS7A20 Load Regulation vs IOUT
VOUT = 5.5 V, VEN = 1 V, DQN, YCJ, and YCK packages
Figure 5-10 Load Regulation vs IOUT
TPS7A20 Load Regulation vs IOUT
VOUT = 5.5 V, VEN = 1 V, DBV package
Figure 5-12 Load Regulation vs IOUT
TPS7A20 Output Voltage Accuracy vs IOUT
VEN = 1 V, DQN, YCJ, and YCK packages
Figure 5-14 Output Voltage Accuracy vs IOUT
TPS7A20 Output Voltage Accuracy vs IOUT
VEN = 1 V, DBV package
Figure 5-16 Output Voltage Accuracy vs IOUT
TPS7A20 Output Voltage Accuracy vs IOUT
VOUT = 5.5 V, VEN = 1 V, DQN, YCJ, and YCK packages
Figure 5-18 Output Voltage Accuracy vs IOUT
TPS7A20 Output Voltage Accuracy vs IOUT
VOUT = 5.5 V, VEN = 1 V, DBV package
Figure 5-20 Output Voltage Accuracy vs IOUT
TPS7A20 Output Voltage Accuracy vs VIN
VOUT = 5.5 V, VEN = 1 V, DQN, YCJ, and YCK packages
Figure 5-22 Output Voltage Accuracy vs VIN
TPS7A20 Output Voltage Accuracy vs VIN
VOUT = 5.5 V, VEN = 1 V, DBV package
Figure 5-24 Output Voltage Accuracy vs VIN
TPS7A20 Dropout Voltage vs IOUT
VEN = 1 V, DQN, YCJ, and YCK packages
Figure 5-26 Dropout Voltage vs IOUT
TPS7A20 Dropout Voltage vs IOUT
VEN = 1 V, DBV package
Figure 5-28 Dropout Voltage vs IOUT
TPS7A20 Dropout Voltage vs IOUT
VOUT = 1.8 V, VEN = 1 V, DQN, YCJ, and YCK packages
Figure 5-30 Dropout Voltage vs IOUT
TPS7A20 Dropout Voltage vs IOUT
VOUT = 1.8 V, VEN = 1 V, DBV package
Figure 5-32 Dropout Voltage vs IOUT
TPS7A20 I GND vs VIN
VEN = 1 V, IOUT = 0 mA
Figure 5-34 I GND vs VIN
TPS7A20 IGND vs VIN in the Dropout Region
VOUT(NOM) = 5.5 V, VEN = 1 V, IOUT = 0 mA
Figure 5-36 IGND vs VIN in the Dropout Region
TPS7A20 IGND vs IOUT
VEN = 1 V
Figure 5-38 IGND vs IOUT
TPS7A20 IGND vs IOUT
VEN = 1 V
Figure 5-40 IGND vs IOUT
TPS7A20 Shutdown Current vs VIN
VEN = 0 V
Figure 5-42 Shutdown Current vs VIN
TPS7A20 Current Limit
VEN = 1 V
Figure 5-44 Current Limit
TPS7A20 UVLO Threshold vs Temperature
VEN = 1 V
Figure 5-46 UVLO Threshold vs Temperature
TPS7A20 Enable Logic Low Threshold Low vs Temperature
 
Figure 5-48 Enable Logic Low Threshold Low vs Temperature
TPS7A20 Smart Enable Pulldown Resistor vs Temperature and VIN
VEN = 0.25 V
Figure 5-50 Smart Enable Pulldown Resistor vs Temperature and VIN
TPS7A20 Load Transient
IOUT = 300 mA to 1 mA, tFALLING = 1 µs
Figure 5-52 Load Transient
TPS7A20 Load Transient
IOUT = 300 mA to 1 mA, tFALLING = 200 ns
Figure 5-54 Load Transient
TPS7A20 Load Transient
IOUT = 300 mA to 0 mA, tFALLING = 1 µs
Figure 5-56 Load Transient
TPS7A20 Load Transient
IOUT = 300 mA to 0 mA, tFALLING = 200 ns
Figure 5-58 Load Transient
TPS7A20 Line Transient
VIN = 3.1 V → 4.1 V → 3.1 V, VIN tRISING = 5 µs,
IOUT = 300 mA
Figure 5-60 Line Transient
TPS7A20 PSRR vs Frequency and VIN
IOUT = 300 mA
Figure 5-62 PSRR vs Frequency and VIN
TPS7A20 PSRR vs Frequency and COUT
IOUT = 20 mA
Figure 5-64 PSRR vs Frequency and COUT
TPS7A20 Noise vs Frequency and VIN
IOUT = 20 mA, VRMS BW = 10 Hz to 100 kHz
Figure 5-66 Noise vs Frequency and VIN
TPS7A20 Noise vs Frequency and COUT
VIN = 3.8 V, IOUT = 20 mA, VRMS BW = 10 Hz to 100 kHz
Figure 5-68 Noise vs Frequency and COUT
TPS7A20 Noise vs Frequency and IOUT
VOUT = 0.8 V, VRMS BW = 10 Hz to 100 kHz
Figure 5-70 Noise vs Frequency and IOUT
TPS7A20 Noise vs Frequency and IOUT
VOUT = 5.5 V, VIN = 6 V, VRMS BW = 10 Hz to 100 kHz
Figure 5-72 Noise vs Frequency and IOUT
TPS7A20 Start-Up
VOUT = 0.8 V, VIN = 0 V to 1.8 V, VEN = 0 V to 1.8 V, VEN rises 500 µs behind VIN, VIN and VEN slew rate = 1 V/µs
Figure 5-74 Start-Up
TPS7A20 Start-Up
VOUT = 0.8 V, VIN = 0 V to 1.8 V, VEN = VIN,
VIN slew rate = 1 V/µs
Figure 5-76 Start-Up
TPS7A20 Start-Up
VIN = 0 V to 3.8 V, VEN = 0 V to 3.8 V, VEN rises 500 µs ahead of VIN, VIN and VEN slew rate = 1 V/µs
Figure 5-78 Start-Up
TPS7A20 Start-Up
VOUT = 5.5 V, VIN = 0 V to 6.0 V, VEN = 0 V to 6.0 V, VEN rises 500 µs behind VIN, VIN and VEN slew rate = 1 V/µs
Figure 5-80 Start-Up
TPS7A20 Start-Up
VOUT = 5.5 V, VIN = 0 V to 6 V, VEN = VIN, VIN slew rate = 1 V/µs
Figure 5-82 Start-Up
TPS7A20 Inrush Current
VIN = 3.8 V, VEN = 0 V to 3.8 V, VEN slew rate = 1 V/µs,
COUT = 10 µF
Figure 5-84 Inrush Current