SLVSCC3C May   2014  – July 2019 TPS62150A-Q1 , TPS62152A-Q1 , TPS62153A-Q1

PRODUCTION DATA.  

  1. Features
  2. Applications
  3. Description
    1.     Device Images
      1.      Typical Application Schematic space space space
      2.      Efficiency vs Output Current space
  4. Revision History
  5. Device Comparison Table
  6. Pin Configuration and Functions
    1.     Pin Functions
  7. Specifications
    1. 7.1 Absolute Maximum Ratings
    2. 7.2 Handling Ratings
    3. 7.3 Recommended Operating Conditions
    4. 7.4 Thermal Information
    5. 7.5 Electrical Characteristics
    6. 7.6 Typical Characteristics
  8. Parameter Measurement Information
  9. Detailed Description
    1. 9.1 Overview
    2. 9.2 Functional Block Diagram
    3. 9.3 Feature Description
      1. 9.3.1  Pulse Width Modulation (PWM) Operation
      2. 9.3.2  Power Save Mode Operation
      3. 9.3.3  100% Duty-Cycle Operation
      4. 9.3.4  Enable / Shutdown (EN)
      5. 9.3.5  Soft Start / Tracking (SS/TR)
      6. 9.3.6  Current Limit And Short Circuit Protection
      7. 9.3.7  Power Good (PG)
      8. 9.3.8  Pin-Selectable Output Voltage (DEF)
      9. 9.3.9  Frequency Selection (FSW)
      10. 9.3.10 Under Voltage Lockout (UVLO)
      11. 9.3.11 Thermal Shutdown
    4. 9.4 Device Functional Modes
      1. 9.4.1 Operation above TJ=125°C
      2. 9.4.2 Operation with VIN < 3V
      3. 9.4.3 Operation with separate EN Control
  10. 10Application and Implementation
    1. 10.1 Application Information
    2. 10.2 Typical Application
      1. 10.2.1 TPS62150A-Q1 Point-Of-Load Step Down Converter
        1. 10.2.1.1 Design Requirements
        2. 10.2.1.2 Detailed Design Procedure
          1. 10.2.1.2.1 Custom Design With WEBENCH® Tools
          2. 10.2.1.2.2 Programming The Output Voltage
          3. 10.2.1.2.3 External Component Selection
          4. 10.2.1.2.4 Inductor Selection
          5. 10.2.1.2.5 Output Capacitor
          6. 10.2.1.2.6 Input Capacitor
          7. 10.2.1.2.7 Soft Start Capacitor
          8. 10.2.1.2.8 Tracking Function
          9. 10.2.1.2.9 Output Filter And Loop Stability
        3. 10.2.1.3 Application Curves
      2. 10.2.2 System Examples
        1. 10.2.2.1 Regulated Power LED Supply
        2. 10.2.2.2 Inverting Power Supply
        3. 10.2.2.3 Active Output Discharge
        4. 10.2.2.4 Various Output Voltages
  11. 11Power Supply Recommendations
  12. 12Layout
    1. 12.1 Layout Guidelines
    2. 12.2 Layout Example
  13. 13Device and Documentation Support
    1. 13.1 Device Support
      1. 13.1.1 Third-Party Products Disclaimer
    2. 13.2 Related Links
    3. 13.3 Receiving Notification of Documentation Updates
    4. 13.4 Community Resources
    5. 13.5 Trademarks
    6. 13.6 Electrostatic Discharge Caution
    7. 13.7 Glossary
  14. 14Mechanical, Packaging, and Orderable Information

Package Options

Refer to the PDF data sheet for device specific package drawings

Mechanical Data (Package|Pins)
  • RGT|16
Thermal pad, mechanical data (Package|Pins)
Orderable Information

Electrical Characteristics

over junction temperature range (TJ=-40°C to +125°C), typical values at VIN=12V and TA=25°C (unless otherwise noted)
PARAMETER TEST CONDITIONS MIN TYP MAX UNIT
SUPPLY
VIN Input voltage range 3 17 V
IQ Operating quiescent current EN=High, IOUT=0mA, device not switching 17 30 µA
ISD Shutdown current(1) EN=Low 1.5 25 µA
VUVLO Undervoltage lockout threshold Falling Input Voltage (PWM mode operation) 2.6 2.7 2.8 V
Hysteresis 200 mV
TSD Thermal shutdown temperature 160 °C
Thermal shutdown hysteresis 20
CONTROL (EN, DEF, FSW, SS/TR, PG)
VH High level input threshold voltage (EN, DEF, FSW) 0.9 V
VL Low level input threshold voltage (EN, DEF, FSW) 0.3 V
ILKG Input leakage current (EN, DEF, FSW) EN=VIN or GND; DEF=VOUT or GND; FSW=GND 0.01 1 µA
VTH_PG Power good threshold voltage Rising (%VOUT) 92% 95% 98%
Falling (%VOUT) 87% 90% 94%
VOL_PG Power good output low IPG=–2mA 0.07 0.3 V
ILKG_PG Input leakage current (PG) VPG=1.8V 1 400 nA
ISS/TR SS/TR pin source current 2.3 2.5 2.7 µA
POWER SWITCH
RDS(ON) High-side MOSFET ON-resistance VIN≥6V 90 170
VIN=3V 120
Low-side MOSFET ON-resistance VIN≥6V 40 70
VIN=3V 50
ILIMF High-side MOSFET forward current limit VIN =12V, TA= 25°C 1.4 1.7 2.2 A
OUTPUT
VREF Internal reference voltage 0.8 V
ILKG_FB Input leakage current (FB) VFB=0.8V 1 100 nA
VOUT Output voltage range (TPS62150A-Q1) VIN ≥ VOUT 0.9 6.0 V
DEF (Output voltage programming) DEF=0 (GND) VOUT
DEF=1 (VOUT) VOUT+5%
Output voltage accuracy(2) PWM mode operation, VIN ≥ VOUT +1V –1.8% 1.8%
Power Save Mode operation, COUT=22µF –2.3% 2.8%
Load regulation VIN=12V, VOUT=3.3V, PWM mode operation 0.05 %/A
Line regulation 3V ≤ VIN ≤ 17V, VOUT=3.3V, IOUT= 1A, PWM mode operation 0.02 %/V
Current into AVIN+PVIN pin.
This is the regulation accuracy of the voltage at the FB pin (adjustable version) and of the output voltage (fixed version).