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REF2912AIDBZRG4 - Texas Instruments

Description: IC VREF SERIES 1.25V SOT23-3

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PCB Footprints
REF2912AIDBZRG4 - Texas Instruments PCB footprint - SOT23 (3-Pin) - SOT23 (3-Pin) - 2.8*1.2mm
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REF2912AIDBZRG4 - Texas Instruments  - 3D model - SOT23 (3-Pin) - 2.8*1.2mm
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REF2912AIDBZRG4 Details

  • Manufacturer Part Number:

    REF2912AIDBZRG4

  • Brand Name:

    Texas Instruments

  • Pbfree Code:

    No

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Obsolete

  • Part Package Code:

    SOT-23

  • Package Description:

    SOT-23, 3 PIN

  • Pin Count:

    3

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.39.00.60

  • Manufacturer:

    Texas Instruments

  • YTEOL:

    0

  • Analog IC - Other Type:

    THREE TERMINAL VOLTAGE REFERENCE

  • 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 Voltage-Max:

    1.275 V

  • Output Voltage-Min:

    1.225 V

  • Output Voltage-Nom:

    1.25 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):

    1.8 V

  • Supply Voltage-Nom (Vsup):

    5 V

  • Surface Mount:

    YES

  • Technology:

    CMOS

  • Temp Coef of Voltage-Max:

    100 ppm/°C

  • Temperature Grade:

    AUTOMOTIVE

  • Terminal Finish:

    NICKEL PALLADIUM GOLD

  • Terminal Form:

    GULL WING

  • Terminal Pitch:

    0.95 mm

  • Terminal Position:

    DUAL

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

    30

  • Trim/Adjustable Output:

    NO

  • Voltage Tolerance-Max:

    2%

  • Width:

    1.3 mm

REF2912AIDBZRG4 Frequently Asked Questions (FAQs)

  • Texas Instruments provides a recommended PCB layout in the REF2912 datasheet, which includes guidelines for component placement, routing, and thermal management. Following this layout can help minimize noise, reduce thermal resistance, and ensure optimal performance.
  • The output capacitor selection depends on the desired output voltage, output current, and stability requirements. A general guideline is to use a low-ESR capacitor with a value between 10uF to 22uF. TI also provides a capacitor selection guide in the datasheet to help with this process.
  • Although the datasheet specifies a maximum input voltage of 5.5V, it's recommended to limit the input voltage to 5V to ensure reliable operation and prevent damage to the device.
  • To ensure stability, follow the recommended PCB layout, use a suitable output capacitor, and avoid long output traces. Additionally, adding a 10nF to 100nF capacitor between the VOUT and GND pins can help improve stability and reduce oscillation.
  • The typical startup time for the REF2912AIDBZRG4 is around 100us to 200us, depending on the input voltage and output capacitor value. This can be critical in systems that require a fast startup or have specific power-on sequencing requirements.

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REF2912AIDBZRG4 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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