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TPS61221DCKT - Texas Instruments

Description: 3.3V output voltage, tiny low input voltage boost converter

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PCB Footprints
TPS61221DCKT - Texas Instruments PCB footprint - SOT23 (6-Pin) - SOT23 (6-Pin) - dck(r-pdso-g6)
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3D Models
TPS61221DCKT - Texas Instruments  - 3D model - SOT23 (6-Pin) - dck(r-pdso-g6)
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TPS61221DCKT Details

  • Manufacturer Part Number:

    TPS61221DCKT

  • Brand Name:

    Texas Instruments

  • Pbfree Code:

    Yes

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • Part Package Code:

    SOIC

  • Pin Count:

    6

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.39.00.90

  • Manufacturer:

    Texas Instruments

  • YTEOL:

    15

  • Analog IC - Other Type:

    BATTERY CHARGE CONTROLLER

  • Control Mode:

    CURRENT-MODE

  • Control Technique:

    HYSTERETIC CURRENT MODE

  • Input Voltage-Max:

    5.5 V

  • Input Voltage-Min:

    0.7 V

  • Input Voltage-Nom:

    1.2 V

  • JESD-30 Code:

    R-PDSO-G6

  • JESD-609 Code:

    e4

  • Length:

    2 mm

  • Moisture Sensitivity Level:

    1

  • Number of Functions:

    1

  • Number of Outputs:

    1

  • Number of Terminals:

    6

  • Operating Temperature-Max:

    85 °C

  • Operating Temperature-Min:

    -40 °C

  • Output Current-Max:

    0.4 A

  • Output Voltage-Max:

    3.3 V

  • Output Voltage-Min:

    3.3 V

  • Output Voltage-Nom:

    3.3 V

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Code:

    TSSOP

  • Package Shape:

    RECTANGULAR

  • Package Style:

    SMALL OUTLINE, THIN PROFILE, SHRINK PITCH

  • Peak Reflow Temperature (Cel):

    260

  • Qualification Status:

    Not Qualified

  • Seated Height-Max:

    1.1 mm

  • Surface Mount:

    YES

  • Switcher Configuration:

    BOOST

  • Switching Frequency-Max:

    2000 kHz

  • Temperature Grade:

    INDUSTRIAL

  • Terminal Finish:

    Nickel/Palladium/Gold (Ni/Pd/Au)

  • Terminal Form:

    GULL WING

  • Terminal Pitch:

    0.65 mm

  • Terminal Position:

    DUAL

  • Time@Peak Reflow Temperature-Max (s):

    30

  • Width:

    1.25 mm

TPS61221DCKT Frequently Asked Questions (FAQs)

  • The maximum input voltage that can be applied to the TPS61221DCKT is 15V, but it's recommended to keep it below 12V for optimal performance and reliability.
  • To ensure the stability of the output voltage, make sure to use a suitable output capacitor with a low ESR (Equivalent Series Resistance) and a minimum capacitance of 10uF. Also, ensure that the input capacitor is properly sized and placed close to the VIN pin.
  • The minimum input voltage required for the TPS61221DCKT to operate is 2.5V, but it's recommended to keep it above 3V for optimal performance.
  • Yes, the TPS61221DCKT can operate in high-temperature environments, but its performance may degrade above 85°C. It's recommended to derate the output current and ensure proper thermal management to prevent overheating.
  • The output voltage of the TPS61221DCKT can be calculated using the following formula: VOUT = 0.6V x (1 + R1/R2), where R1 and R2 are the resistors connected to the FB pin.

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TPS61221DCKT Overview

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About Texas Instruments

Texas Instruments (TI) designs and manufactures semiconductors and integrated circuits for a wide range of applications. The company's product portfolio includes analog chips, which are essential for managing power and signal functions in electronic devices, and embedded processors, which serve as the brains in various systems, enabling functionality in everything from industrial equipment to consumer electronics. TI's innovations in semiconductor technology have made it a leader in the industry.

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