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

6.5 Electrical Characteristics

VIN = 3.6 V, TJ = –40°C to 125°C typical values are at TJ = 25°C (unless otherwise noted)
PARAMETER TEST CONDITIONS MIN TYP MAX UNIT
SUPPLY
IQ Operating quiescent current
(power save mode)		 EN = VIN, IOUT = 0 µA, VOUT = 1.2 V,
device not switching, TJ = –40°C to +85°C		 2.3 4 µA
EN = VIN, IOUT = 0 µA, VOUT = 1.2 V, device switching 2.5 µA
Operating quiescent current (PWM mode) EN = VIN, VSEL/MODE = VIN (after power up),
device switching, IOUT = 0 mA, VOUT = 1.2 V		 8 mA
ISD Shutdown current EN = GND, shutdown current into VIN,
VSEL/MODE = GND, TJ = –40°C to +85°C		 120 250 nA
VTH_UVLO+ Undervoltage lockout threshold Rising VIN 1.65 1.75 V
VTH_UVLO– Falling VIN 1.56 1.7 V
INPUT EN
VIH TH High level input voltage 0.8 V
VIL TH Low level input voltage 0.4 V
IIN Input bias current TJ = –40°C to +85°C, EN = high 10 25 nA
RPD Internal pulldown resistance EN = low 500 kΩ
INPUT VSEL/MODE
VIH TH High level input voltage (digital input) 0.8 V
VIL TH Low level input voltage (digital input) 0.4 V
IIN Input bias current EN = high 10 25 nA
POWER SWITCHES
ILKG_SW Leakage current into the SW pin VSW = 1.2 V, TJ = –40°C to +85°C 10 25 nA
RDS(ON) High side MOSFET
on-resistance		 IOUT = 500 mA 120 170 mΩ
Low side MOSFET
on-resistance		 IOUT = 500 mA 80 115 mΩ
ILIMF High-side MOSFET switch current limit TPS62806, TPS62807, TPS62808 0.95 1.1 1.2 A
ILIMF Low-side MOSFET switch current limit TPS62806, TPS62807, TPS62808 0.85 1 1.1 A
ILIMF High-side MOSFET switch current limit TPS62800, TPS62801 1.3 1.45 1.55 A
TPS62802 1.4 1.55 1.65 A
ILIMF Low-side MOSFET switch current limit TPS62800, TPS62801 1.2 1.35 1.45 A
TPS62802 1.3 1.45 1.55 A
OUTPUT VOLTAGE DISCHARGE
RDSCH_VOS MOSFET on-resistance EN = GND, IVOS = –10 mA into the VOS pin
TJ = –40°C to +85°C		 7 11 Ω
IIN_VOS Bias current into the VOS pin EN = VIN, VOUT = 1.2 V (internal 12-MΩ resistor divider), TJ = –40°C to +85°C 100 400 nA
THERMAL PROTECTION
TSD Thermal shutdown temperature Rising junction temperature, PWM mode 160 °C
Thermal shutdown hysteresis 20 °C
OUTPUT
VOUT Output voltage range TPS62800, TPS62806, 25-mV steps 0.4 0.775 V
VOUT Output voltage range TPS62801, TPS62807, 50-mV steps 0.8 1.55 V
VOUT Output voltage range TPS62802, TPS62808, 100-mV steps 1.8 3.3 V
VOUT Output voltage accuracy Power save mode 0%
VOUT Output voltage accuracy PWM mode, IOUT = 0 mA, TJ = 25°C to +85°C –1% 0% 1%
VOUT Output voltage accuracy PWM mode, IOUT = 0 mA, TJ = –40°C to +125°C –2% 0% 1.7%
fSW Switching frequency VIN = 3.6 V, VOUT = 1.2 V, PWM operation 4 MHz
fSW Switching frequency TPS62806
VIN = 3.6 V, VOUT = 0.7 V, PWM operation		 1.5 MHz
fSW Switching frequency TPS62807
VIN = 3.6 V, VOUT = 1.2 V, PWM operation		 1.5 MHz
fSW Switching frequency TPS62808
VIN = 3.6 V, VOUT = 1.8 V, PWM operation		 1.5 MHz
tStartup_delay Regulator start-up delay time From transition EN = low to high until device starts switching, VSEL = 16 500 1100 µs
tSS Soft-start time TPS62801, from VOUT = 0 V to 0.95% of VOUT nominal 125 170 µs
tSS Soft-start time TPS62800, TPS62806, TPS62807, TPS62808
from VOUT = 0 V to 0.95% of VOUT nominal		 125 210 µs
tSS Soft-start time TPS62802, from VOUT = 0 V to 0.95% of VOUT nominal 400 500 µs