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REF6225IDGKR - Texas Instruments

Description: 3ppm/C High-Precision Voltage Reference with Integrated High-Bandwidth Buffer

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REF6225IDGKR - Texas Instruments - PCB symbol
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PCB Footprints
REF6225IDGKR - Texas Instruments PCB footprint - Small Outline Packages - Small Outline Packages - DGK (S-PDSO-G8)
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REF6225IDGKR - Texas Instruments - 3D model - Small Outline Packages - DGK (S-PDSO-G8)
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REF6225IDGKR Details

  • Manufacturer Part Number:

    REF6225IDGKR

  • Brand Name:

    Texas Instruments

  • Pbfree Code:

    Yes

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.39.00.90

  • Date Of Intro:

    2016-09-13

  • Manufacturer:

    Texas Instruments

  • YTEOL:

    15

  • Analog IC - Other Type:

    ANALOG CIRCUIT

  • Input Voltage-Max:

    5.5 V

  • Input Voltage-Min:

    3 V

  • JESD-30 Code:

    S-PDSO-G8

  • JESD-609 Code:

    e4

  • Length:

    3 mm

  • Moisture Sensitivity Level:

    2

  • Number of Channels:

    1

  • Number of Functions:

    1

  • Number of Terminals:

    8

  • Operating Temperature-Max:

    125 °C

  • Operating Temperature-Min:

    -40 °C

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Code:

    TSSOP

  • Package Shape:

    SQUARE

  • Package Style:

    SMALL OUTLINE, THIN PROFILE, SHRINK PITCH

  • Peak Reflow Temperature (Cel):

    260

  • Seated Height-Max:

    1.1 mm

  • Supply Voltage-Max (Vsup):

    5.5 V

  • Supply Voltage-Min (Vsup):

    3 V

  • Supply Voltage-Nom (Vsup):

    5 V

  • Surface Mount:

    YES

  • Temp Coef of Voltage-Max:

    3 ppm/°C

  • Temperature Grade:

    AUTOMOTIVE

  • 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:

    3 mm

REF6225IDGKR Frequently Asked Questions (FAQs)

  • Texas Instruments recommends a star-ground connection and placing the REF6225IDGKR close to the analog-to-digital converter (ADC) or digital-to-analog converter (DAC) to minimize noise and ensure accurate voltage reference. A 4-layer PCB with a solid ground plane is also recommended.
  • To ensure stability and accuracy over temperature, it's essential to follow proper PCB layout and thermal management practices. This includes using a thermally conductive material for the PCB, keeping the device away from heat sources, and using a low-ESR capacitor for decoupling. Additionally, the REF6225IDGKR has a built-in thermal sensor that can be used to monitor temperature and adjust the voltage reference accordingly.
  • The recommended input voltage range for the REF6225IDGKR is 4.5V to 18V. Operating the device outside of this range may affect its accuracy and stability. It's essential to ensure the input voltage is within the recommended range to guarantee the device's performance.
  • The REF6225IDGKR has a low noise output, but it's still essential to use proper filtering and decoupling techniques to minimize noise and ripple. A 10uF ceramic capacitor in parallel with a 100nF ceramic capacitor can be used to filter the output. Additionally, using a low-pass filter or a pi-filter can further reduce noise and ripple.
  • No, the REF6225IDGKR is not designed to be used as a voltage regulator. It's a voltage reference device, and its output is not intended to drive heavy loads. Using the REF6225IDGKR as a voltage regulator may affect its accuracy and stability, and can potentially damage the device.

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REF6225IDGKR 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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