SLVS413K October   2002  – July 2022 TPS61040 , TPS61041

PRODUCTION DATA  

  1. 1 Features
  2. 2 Applications
  3. 3 Description
  4. 4 Revision History
  5. 5 Pin Configuration and Functions
  6. 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
  7. 7 Detailed Description
    1. 7.1 Overview
    2. 7.2 Functional Block Diagram
    3. 7.3 Feature Description
      1. 7.3.1 Peak Current Control
      2. 7.3.2 Soft Start
      3. 7.3.3 Enable
      4. 7.3.4 Undervoltage Lockout
      5. 7.3.5 Thermal Shutdown
    4. 7.4 Device Functional Modes
      1. 7.4.1 Operation
  8. 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 Inductor Selection, Maximum Load Current
        2. 8.2.2.2 Setting the Output Voltage
        3. 8.2.2.3 Line and Load Regulation
        4. 8.2.2.4 Output Capacitor Selection
        5. 8.2.2.5 Input Capacitor Selection
        6. 8.2.2.6 Diode Selection
      3. 8.2.3 Application Curves
    3. 8.3 System Examples
  9. 9 Power Supply Recommendations
  10. 10Layout
    1. 10.1 Layout Guidelines
    2. 10.2 Layout Example
  11. 11Device and Documentation Support
    1. 11.1 Third-Party Products Disclaimer
    2. 11.2 Support Resources
    3. 11.3 Trademarks
    4. 11.4 Electrostatic Discharge Caution
    5. 11.5 Glossary
  12. 12Mechanical, Packaging, and Orderable Information

Package Options

Refer to the PDF data sheet for device specific package drawings

Mechanical Data (Package|Pins)
  • DBV|5
  • DDC|5
  • DRV|6
Thermal pad, mechanical data (Package|Pins)
Orderable Information

6.5 Electrical Characteristics

VIN = 2.4 V, EN = VIN, TA = –40°C to 85°C, typical values are at TA = 25°C (unless otherwise noted)
PARAMETERTEST CONDITIONSMINTYPMAXUNIT
SUPPLY CURRENT
VINInput voltage range1.86V
IQOperating quiescent currentIOUT = 0 mA, not switching, VFB = 1.3 V2850μA
ISDShutdown currentEN = GND0.11μA
VUVLOUndervoltage lockout threshold1.51.7V
ENABLE
VIHEN high level input voltage1.3V
VILEN low level input voltage0.4V
IIEN input leakage currentEN = GND or VIN0.11μA
POWER SWITCH AND CURRENT LIMIT
VswMaximum switch voltage30V
toffMinimum off time250400550ns
tonMaximum on time467.5μs
RDS(on)MOSFET on-resistanceVIN = 2.4 V; ISW = 200 mA; TPS610406001000mΩ
RDS(on)MOSFET on-resistanceVIN = 2.4 V; ISW = 200 mA; TPS610417501250mΩ
MOSFET leakage currentVSW = 28 V110μA
ILIMMOSFET current limitTPS61040350400450mA
ILIMMOSFET current limitTPS61041215250285mA
OUTPUT
VOUTAdjustable output voltage rangeVIN28V
VrefInternal voltage reference1.233V
IFBFeedback input bias currentVFB = 1.3 V1μA
VFBFeedback trip point voltage1.8 V ≤ VIN ≤ 6 V1.2081.2331.258V
Line regulation (1)1.8 V ≤ VIN ≤ 6 V; VOUT = 18 V; Iload = 10 mA; CFF = not connected0.05%/V
Load regulation(1)VIN = 2.4 V; VOUT = 18 V; 0 mA ≤ IOUT ≤ 30 mA0.15%/mA
(1) The line and load regulation depend on the external component selection. See the application section for further information.