SLVSDD1G December   2017  – June 2024 TPS62800 , TPS62801 , TPS62802 , TPS62806 , TPS62807 , TPS62808

PRODUCTION DATA  

  1.   1
  2. 1 Features
  3. 2 Applications
  4. 3 Description
  5. 4 Device Comparison Table
  6. 5 Pin Configuration and Functions
  7. 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
    6. 6.6 Typical Characteristics
  8. 7 Detailed Description
    1. 7.1 Overview
    2. 7.2 Functional Block Diagram
    3. 7.3 Feature Description
      1. 7.3.1 Smart Enable and Shutdown (EN)
      2. 7.3.2 Soft Start
      3. 7.3.3 VSEL/MODE Pin
        1. 7.3.3.1 Output Voltage Selection (R2D Converter)
        2. 7.3.3.2 Mode Selection — Power Save Mode and Forced PWM Operation
      4. 7.3.4 Undervoltage Lockout (UVLO)
      5. 7.3.5 Switch Current Limit and Short Circuit Protection
      6. 7.3.6 Thermal Shutdown
      7. 7.3.7 Output Voltage Discharge
    4. 7.4 Device Functional Modes
      1. 7.4.1 Power Save Mode Operation
      2. 7.4.2 Forced PWM Mode Operation
      3. 7.4.3 100% Mode Operation
      4. 7.4.4 Optimized Transient Performance from PWM-to-PFM Mode Operation
  9. 8 Application and Implementation
    1. 8.1 Application Information
    2. 8.2 Typical Application
      1. 8.2.1 Design Requirements
      2. 8.2.2 Detailed Design Procedure
        1. 8.2.2.1 Custom Design With WEBENCH® Tools
        2. 8.2.2.2 Inductor Selection
        3. 8.2.2.3 Output Capacitor Selection
        4. 8.2.2.4 Input Capacitor Selection
      3. 8.2.3 Application Curves
    3. 8.3 System Examples
    4. 8.4 Power Supply Recommendations
    5. 8.5 Layout
      1. 8.5.1 Layout Guidelines
      2. 8.5.2 Layout Example
  10. 9 Device and Documentation Support
    1. 9.1 Device Support
      1. 9.1.1 Third-Party Products Disclaimer
      2. 9.1.2 Development Support
        1. 9.1.2.1 Custom Design With WEBENCH® Tools
    2. 9.2 Receiving Notification of Documentation Updates
    3. 9.3 Support Resources
    4. 9.4 Trademarks
    5. 9.5 Electrostatic Discharge Caution
    6. 9.6 Glossary
  11. 10Revision History
  12. 11Mechanical, Packaging, and Orderable Information
    1. 11.1 Mechanical Data

8.2.3 Application Curves

The conditions for the below application curves are VIN = 3.6 V, VOUT = 1.2 V, and the components listed in Table 8-1, unless otherwise noted.

TPS62800 TPS62801 TPS62802 TPS62806 TPS62807 TPS62808 Efficiency Power Save Mode VOUT = 0.4 V
TPS62800 RVSEL = 10 kΩ to GND
Figure 8-2 Efficiency Power Save Mode
VOUT = 0.4 V
TPS62800 TPS62801 TPS62802 TPS62806 TPS62807 TPS62808 Efficiency Power Save Mode VOUT = 0.8 V
TPS62801RVSEL = 10 kΩ to GND
Figure 8-4 Efficiency Power Save Mode
VOUT = 0.8 V
TPS62800 TPS62801 TPS62802 TPS62806 TPS62807 TPS62808 Efficiency Forced PWM Mode VOUT = 1.2 V
TPS62801RVSEL = 56.2 kΩ
VSEL/MODE pin = high after start-up
Figure 8-6 Efficiency Forced PWM Mode
VOUT = 1.2 V
TPS62800 TPS62801 TPS62802 TPS62806 TPS62807 TPS62808 Inductor Comparison
TPS62801VSEL/MODE = GND, VOUT = 1.2 V
Figure 8-8 Inductor Comparison
TPS62800 TPS62801 TPS62802 TPS62806 TPS62807 TPS62808 Efficiency Power Save Mode VOUT = 3.3 V
TPS628023.3 V VOUT, VSEL/MODE = 249 k
Figure 8-10 Efficiency Power Save Mode
VOUT = 3.3 V
TPS62800 TPS62801 TPS62802 TPS62806 TPS62807 TPS62808 Efficiency Power Save Mode VOUT = 1.2 V
TPS62807VOUT = 1.2 V, VSEL/MODE = GND
L = 1-µH DFE201610E
Figure 8-12 Efficiency Power Save Mode
VOUT = 1.2 V
TPS62800 TPS62801 TPS62802 TPS62806 TPS62807 TPS62808 Output Voltage vs Output Current
TPS62801VSEL/MODE = GND
VOUT = 1.2 VPFM/PWM modeTJ = 25°C
Figure 8-14 Output Voltage vs Output Current
TPS62800 TPS62801 TPS62802 TPS62806 TPS62807 TPS62808 Output Voltage vs Output Current
TPS62801VSEL/MODE = GND
VOUT = 1.2 VPFM/PWM modeTJ = 85°C
Figure 8-16 Output Voltage vs Output Current
TPS62800 TPS62801 TPS62802 TPS62806 TPS62807 TPS62808 Output Voltage vs Output Current
TPS62801VSEL/MODE = high after start-up
VOUT = 1.2 VForced PWM modeTJ = –40°C
Figure 8-18 Output Voltage vs Output Current
TPS62800 TPS62801 TPS62802 TPS62806 TPS62807 TPS62808 Switching Frequency vs Output Current
TPS62801VSEL/MODE = GND
VOUT = 1.2 VPFM/PWM modeTJ = 25°C
Figure 8-20 Switching Frequency vs Output Current
TPS62800 TPS62801 TPS62802 TPS62806 TPS62807 TPS62808 Switching Frequency vs Output Current
TPS62801VSEL/MODE = high after start-up
VOUT = 1.2 VForced PWM ModeTJ = 25°C
Figure 8-22 Switching Frequency vs Output Current
TPS62800 TPS62801 TPS62802 TPS62806 TPS62807 TPS62808 Switching Frequency vs Output Current
TPS62806 VSEL/MODE = GND L = 1 µH
VOUT = 0.7 V PFM/PWM mode TJ = 25°C
Figure 8-24 Switching Frequency vs Output Current
TPS62800 TPS62801 TPS62802 TPS62806 TPS62807 TPS62808 Typical Operation Power Save Mode
TPS62801 VOUT = 1.2 V VSEL/MODE = GND
IOUT = 10 mA PFM mode
Figure 8-26 Typical Operation Power Save Mode
TPS62800 TPS62801 TPS62802 TPS62806 TPS62807 TPS62808 TPS62806 Typical Forced PWM Mode Operation (1.5 MHz)
VOUT = 0.7 V IOUT = 0 mA VSEL/MODE = VIN (after start-up)
VIN = 3.8 V PFM Mode, L = 1-µH DFE201610E
Figure 8-28 TPS62806 Typical Forced PWM Mode Operation (1.5 MHz)
TPS62800 TPS62801 TPS62802 TPS62806 TPS62807 TPS62808 TPS62801 Typical Operation Forced PWM Mode
Forced PWM mode VOUT = 1.2 V IOUT = 0 mA
VSEL/MODE = VIN (after start-up)
Figure 8-30 TPS62801 Typical Operation Forced PWM Mode
TPS62800 TPS62801 TPS62802 TPS62806 TPS62807 TPS62808 Load Transient Power Save Mode
TPS62801 VOUT = 1.2 V VSEL/MODE = GND
rise / fall time < 1 µs PFM / PWM mode
IOUT = 5 mA to 500 mA
Figure 8-32 Load Transient Power Save Mode
TPS62800 TPS62801 TPS62802 TPS62806 TPS62807 TPS62808 AC Load Sweep Power Save Mode
TPS62801 VOUT = 1.2 V VSEL/MODE = GND
IOUT = 1 mA to 1 A 1 kHz PFM/PWM mode
Figure 8-34 AC Load Sweep Power Save Mode
TPS62800 TPS62801 TPS62802 TPS62806 TPS62807 TPS62808 Line Transient PFM Mode
TPS62801 VOUT = 1.2 V VIN = 3.6 V to 4.2 V
rise / fall time = 10 µs IOUT = 50 mA
Figure 8-36 Line Transient PFM Mode
TPS62800 TPS62801 TPS62802 TPS62806 TPS62807 TPS62808 TPS62801 Start-Up, VOUT = 0.8 V
VOUT = 0.8 V VSEL/MODE = Low (through RVSEL)
RVSEL = 10 kΩ RLoad = 220 Ω
Figure 8-38 TPS62801 Start-Up, VOUT = 0.8 V
TPS62800 TPS62801 TPS62802 TPS62806 TPS62807 TPS62808 TPS62801 Start-Up, VOUT = 1.55 V
VOUT = 1.55 V VSEL/MODE = Low (through RVSEL)
RLoad = 220 Ω RVSEL = 249 kΩ
Figure 8-40 TPS62801 Start-Up, VOUT = 1.55 V
TPS62800 TPS62801 TPS62802 TPS62806 TPS62807 TPS62808 Start-Up Delay Time, VSEL = 0
VSEL/MODE = GND
Figure 8-42 Start-Up Delay Time, VSEL = 0
TPS62800 TPS62801 TPS62802 TPS62806 TPS62807 TPS62808 Start-Up Delay Time, VSEL = 7
RVSEL = 36.5 kΩ
Figure 8-44 Start-Up Delay Time, VSEL = 7
TPS62800 TPS62801 TPS62802 TPS62806 TPS62807 TPS62808 Start-Up Delay Time, VSEL = 16
RVSEL = 249 kΩ
Figure 8-46 Start-Up Delay Time, VSEL = 16
TPS62800 TPS62801 TPS62802 TPS62806 TPS62807 TPS62808 Efficiency Power Save Mode VOUT = 0.7 V
TPS62800 VSEL/MODE = GND
Figure 8-3 Efficiency Power Save Mode
VOUT = 0.7 V
TPS62800 TPS62801 TPS62802 TPS62806 TPS62807 TPS62808 Efficiency Power Save Mode VOUT = 0.9 V
TPS62801RVSEL = 15.4 kΩ to GND
Figure 8-5 Efficiency Power Save Mode
VOUT = 0.9 V
TPS62800 TPS62801 TPS62802 TPS62806 TPS62807 TPS62808 Efficiency Power Save Mode VOUT = 1.2 V
TPS62801VSEL/MODE = GND
Figure 8-7 Efficiency Power Save Mode
VOUT = 1.2 V
TPS62800 TPS62801 TPS62802 TPS62806 TPS62807 TPS62808 Efficiency Power Save Mode VOUT = 1.8 V
TPS62802 VSEL/MODE = GND
Figure 8-9 Efficiency Power Save Mode
VOUT = 1.8 V
TPS62800 TPS62801 TPS62802 TPS62806 TPS62807 TPS62808 Efficiency Power Save Mode VOUT = 0.7 V
TPS62806 VOUT = 0.7 V, VSEL/MODE = GND
L = 1-µH DFE201610E
Figure 8-11 Efficiency Power Save Mode
VOUT = 0.7 V
TPS62800 TPS62801 TPS62802 TPS62806 TPS62807 TPS62808 Efficiency Power Save Mode VOUT = 1.8 V
TPS62808VOUT = 1.8 V, VSEL/MODE = GND
L = 1-µH DFE201610E
Figure 8-13 Efficiency Power Save Mode
VOUT = 1.8 V
TPS62800 TPS62801 TPS62802 TPS62806 TPS62807 TPS62808 Output Voltage vs Output Current
TPS62801VSEL/MODE = GND
VOUT = 1.2 VPFM/PWM modeTJ = –40°C
Figure 8-15 Output Voltage vs Output Current
TPS62800 TPS62801 TPS62802 TPS62806 TPS62807 TPS62808 Output Voltage vs Output Current
TPS62801VSEL/MODE = high after start-up
VOUT = 1.2 VForced PWM modeTJ = 25°C
Figure 8-17 Output Voltage vs Output Current
TPS62800 TPS62801 TPS62802 TPS62806 TPS62807 TPS62808 Output Voltage vs Output Current
TPS62801VSEL/MODE = high after start-up
VOUT = 1.2 VForced PWM modeTJ = 85°C
Figure 8-19 Output Voltage vs Output Current
TPS62800 TPS62801 TPS62802 TPS62806 TPS62807 TPS62808 Switching Frequency (Zoom In)
TPS62801VSEL/MODE = GND
VOUT = 1.2 VPFM/PWM modeTJ = 25°C
Figure 8-21 Switching Frequency (Zoom In)
TPS62800 TPS62801 TPS62802 TPS62806 TPS62807 TPS62808 Switching Frequency vs Output Current
TPS62801VSEL/MODE = 10 kΩ to GND
VOUT = 0.8 VPFM/PWM modeTJ = 25°C
Figure 8-23 Switching Frequency vs Output Current
TPS62800 TPS62801 TPS62802 TPS62806 TPS62807 TPS62808 Typical Operation Power Save Mode
TPS62801 VOUT = 1.2 V VSEL/MODE = GND
IOUT = 25 µA PFM mode
Figure 8-25 Typical Operation Power Save Mode
TPS62800 TPS62801 TPS62802 TPS62806 TPS62807 TPS62808 TPS62806 Typical Operation Power Save Mode
VOUT = 0.7 VIOUT = 10 mAVSEL/MODE = GND
VIN = 3.8 VPFM Mode, L = 1-µH DFE201610E
Figure 8-27 TPS62806 Typical Operation Power Save Mode
TPS62800 TPS62801 TPS62802 TPS62806 TPS62807 TPS62808 TPS62801 Typical Operation PWM Mode
PWM mode VOUT = 1.2 V VSEL/MODE = GND
IOUT = 500 mA
Figure 8-29 TPS62801 Typical Operation PWM Mode
TPS62800 TPS62801 TPS62802 TPS62806 TPS62807 TPS62808 Load Transient Power Save Mode
TPS62801 VOUT = 1.2 V VSEL/MODE = GND
rise / fall time < 1 µs IOUT = 0 mA to 50 mA, PFM Mode
Figure 8-31 Load Transient Power Save Mode
TPS62800 TPS62801 TPS62802 TPS62806 TPS62807 TPS62808 TPS62801 Load Transient Forced PWM Mode
Forced PWM mode VOUT = 1.2 V VSEL/MODE = VIN (after start-up)
rise / fall time < 1 µs IOUT = 5 mA to 500 mA
Figure 8-33 TPS62801 Load Transient Forced PWM Mode
TPS62800 TPS62801 TPS62802 TPS62806 TPS62807 TPS62808 AC Load Sweep Forced PWM Mode
TPS62801 VOUT = 1.2 V VSEL/MODE = VIN
IOUT = 1 mA to 1 A, 1 kHz (after start-up)
Forced PWM mode
Figure 8-35 AC Load Sweep Forced PWM Mode
TPS62800 TPS62801 TPS62802 TPS62806 TPS62807 TPS62808 Line Transient PWM Mode
TPS62801VOUT = 1.2 VVIN = 3.6 V to 4.2 V
rise / fall time = 10 µsIOUT = 500 mA
Figure 8-37 Line Transient PWM Mode
TPS62800 TPS62801 TPS62802 TPS62806 TPS62807 TPS62808 Start-Up, VOUT = 1.2 V
TPS62801VOUT = 1.2 VVSEL/MODE = GND
RLoad = 220 Ω
Figure 8-39 Start-Up, VOUT = 1.2 V
TPS62800 TPS62801 TPS62802 TPS62806 TPS62807 TPS62808 Output Discharge
TPS62801VOUT = 1.2 VVSEL/MODE = VIN
EN = high to lowNo load
Figure 8-41 Output Discharge
TPS62800 TPS62801 TPS62802 TPS62806 TPS62807 TPS62808 Start-Up Delay Time, VSEL = 1
RVSEL = 10 kΩ
Figure 8-43 Start-Up Delay Time, VSEL = 1
TPS62800 TPS62801 TPS62802 TPS62806 TPS62807 TPS62808 Start-Up Delay Time, VSEL = 8
RVSEL = 44.2 kΩ
Figure 8-45 Start-Up Delay Time, VSEL = 8