DLPS227A october   2021  – june 2023 DLPA300

PRODUCTION DATA  

  1.   1
  2. 1 Features
  3. 2 Applications
  4. 3 Description
  5. 4 Revision History
  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 Control Logic
    6. 6.6  5-V Linear Regulator
    7. 6.7  Bias Voltage Boost Converter
    8. 6.8  Reset Voltage Buck-Boost Converter
    9. 6.9  VOFFSET Regulator
    10. 6.10 Switching Characteristics
  8. 7 Detailed Description
    1. 7.1 Overview
    2. 7.2 Functional Block Diagram
    3. 7.3 Feature Description
      1. 7.3.1 5-V Linear Regulator
      2. 7.3.2 Bias Voltage Boost Converter
      3. 7.3.3 Reset Voltage Buck-Boost Converter
      4. 7.3.4 VOFFSET Regulator
      5. 7.3.5 Serial Communications Port (SCP)
    4. 7.4 Device Functional Modes
  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 Component Selection Guidelines
      3. 8.2.3 Application Curves
  10. 9 Power Supply Recommendations
    1. 9.1 Power Supply Rail Guidelines
  11. 10Layout
    1. 10.1 Layout Guidelines
      1. 10.1.1 Grounding Guidelines
    2. 10.2 Thermal Considerations
  12. 11Device and Documentation Support
    1. 11.1 Third-Party Products Disclaimer
    2. 11.2 Device Support
      1. 11.2.1 Device Nomenclature
    3. 11.3 Documentation Support
      1. 11.3.1 Related Documentation
    4. 11.4 Receiving Notification of Documentation Updates
    5. 11.5 Support Resources
    6. 11.6 Trademarks
    7. 11.7 Electrostatic Discharge Caution
    8. 11.8 Glossary
  13. 12Mechanical, Packaging, and Orderable Information

Package Options

Refer to the PDF data sheet for device specific package drawings

Mechanical Data (Package|Pins)
  • PFP|80
Thermal pad, mechanical data (Package|Pins)
Orderable Information

6.9 VOFFSET Regulator

TA = 25°C, P12V = 10.8 V to 13.2 V (unless otherwise noted)
PARAMETERTEST CONDITIONSMINTYPMAXUNIT
IRLOutput current: reset outputsLoad = 400 pF, 39 Ω, repetition frequency = 50 kHz012.2mA
IQLOutput current: quiescent / driversLoad = 400 pF, 39 Ω, repetition frequency = 50 kHz3mA
IDLOutput current030mA
ICLOCurrent limit100mA
VOFFSETOutput Voltage9.751010.25V
VUVOUndervoltage thresholdVOFFSET voltage falling5092%VOFFSET
VRIPOutput ripple voltage(1)100mVpk-pk
VOSOVoltage overshoot at start-up2%VOFFSET
tssPower upCOUT = 4.7 µF, Measured between 10 to 90% of target VOFFSET1ms
IdisDischarge current sink400mA
(1) Output ripple voltage relies on suitable external components being selected and good printed circuit board layout practice.