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REF3125AIDBZTG4 - Texas Instruments

Description: V-Ref Precision 2.5V 10mA 3-Pin SOT-23 T/R

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REF3125AIDBZTG4 - Texas Instruments PCB footprint - SOT23 (3-Pin) - SOT23 (3-Pin) - DBZ (R-PDSO-G3)
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REF3125AIDBZTG4 - Texas Instruments  - 3D model - SOT23 (3-Pin) - DBZ (R-PDSO-G3)
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REF3125AIDBZTG4 Details

  • Manufacturer Part Number:

    REF3125AIDBZTG4

  • Brand Name:

    Texas Instruments

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Obsolete

  • Part Package Code:

    SOT-23

  • Package Description:

    GREEN, PLASTIC, SOT-23, 3 PIN

  • Pin Count:

    3

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.39.00.01

  • Manufacturer:

    Texas Instruments

  • YTEOL:

    0

  • Additional Feature:

    OUTPUT VOLTAGE ADJUSTABLE FROM 2.495V TO 2.505V

  • Analog IC - Other Type:

    THREE TERMINAL VOLTAGE REFERENCE

  • Input Voltage-Max:

    5.5 V

  • Input Voltage-Min:

    2.55 V

  • JESD-30 Code:

    R-PDSO-G3

  • JESD-609 Code:

    e4

  • Length:

    2.92 mm

  • Moisture Sensitivity Level:

    1

  • Number of Functions:

    1

  • Number of Outputs:

    1

  • Number of Terminals:

    3

  • Operating Temperature-Max:

    125 °C

  • Operating Temperature-Min:

    -40 °C

  • Output Current-Max:

    0.01 A

  • Output Voltage-Max:

    2.505 V

  • Output Voltage-Min:

    2.495 V

  • Output Voltage-Nom:

    2.5 V

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Code:

    TSSOP

  • Package Equivalence Code:

    TO-236

  • Package Shape:

    RECTANGULAR

  • Package Style:

    SMALL OUTLINE, THIN PROFILE, SHRINK PITCH

  • Peak Reflow Temperature (Cel):

    260

  • Qualification Status:

    Not Qualified

  • Seated Height-Max:

    1.12 mm

  • Supply Voltage-Max (Vsup):

    5.5 V

  • Supply Voltage-Min (Vsup):

    2.55 V

  • Supply Voltage-Nom (Vsup):

    5 V

  • Surface Mount:

    YES

  • Technology:

    CMOS

  • Temp Coef of Voltage-Max:

    20 ppm/°C

  • Temperature Grade:

    AUTOMOTIVE

  • Terminal Finish:

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

  • Terminal Form:

    GULL WING

  • Terminal Pitch:

    0.95 mm

  • Terminal Position:

    DUAL

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

    NOT SPECIFIED

  • Trim/Adjustable Output:

    NO

  • Voltage Tolerance-Max:

    0.2%

  • Width:

    1.3 mm

REF3125AIDBZTG4 Frequently Asked Questions (FAQs)

  • The REF3125AIDBZTG4 should be placed close to the analog-to-digital converter (ADC) or digital-to-analog converter (DAC) it is referencing, and the input and output pins should be routed separately to minimize noise coupling. A ground plane under the device is recommended to reduce noise and improve thermal performance.
  • A 10nF to 100nF ceramic capacitor should be placed as close as possible to the VIN pin to bypass the input voltage, and a 10uF to 100uF capacitor should be placed between the VOUT pin and GND to filter the output voltage.
  • The power-up sequence should be: 1) Apply VIN, 2) Wait for VIN to stabilize, 3) Apply EN (enable) signal. This ensures the internal circuitry is properly initialized and the output voltage is stable.
  • The REF3125AIDBZTG4 has a thermal pad on the bottom of the package, which should be connected to a thermal relief pattern on the PCB to improve heat dissipation. A thermal via or thermal pad on the PCB can also be used to improve thermal performance.
  • A 10uF to 100uF capacitor is recommended between the VOUT pin and GND to filter the output voltage and improve noise rejection. The capacitor value should be chosen based on the specific application requirements and noise tolerance.

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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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