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OPA244NA/3K - Texas Instruments

Description: MicroPower Single-Supply Operational Amplifier MicroAmplifier™ Series

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OPA244NA/3K - Texas Instruments PCB footprint - SOT23 (5-Pin) - SOT23 (5-Pin) - sot-23-DBV
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OPA244NA/3K - Texas Instruments  - 3D model - SOT23 (5-Pin) - sot-23-DBV
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OPA244NA/3K Details

  • Manufacturer Part Number:

    OPA244NA/3K

  • Brand Name:

    Texas Instruments

  • Pbfree Code:

    Yes

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • Part Package Code:

    SOT-23

  • Pin Count:

    5

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.33.00.01

  • Manufacturer:

    Texas Instruments

  • YTEOL:

    15

  • Amplifier Type:

    OPERATIONAL AMPLIFIER

  • Architecture:

    VOLTAGE-FEEDBACK

  • Average Bias Current-Max (IIB):

    0.025 µA

  • Bias Current-Max (IIB) @25C:

    0.025 µA

  • Common-mode Reject Ratio-Min:

    84 dB

  • Common-mode Reject Ratio-Nom:

    98 dB

  • Frequency Compensation:

    YES

  • Input Offset Current-Max (IIO):

    0.01 µA

  • Input Offset Voltage-Max:

    1500 µV

  • JESD-30 Code:

    R-PDSO-G5

  • JESD-609 Code:

    e4

  • Length:

    2.9 mm

  • Low-Bias:

    NO

  • Low-Offset:

    NO

  • Micropower:

    YES

  • Moisture Sensitivity Level:

    2

  • Neg Supply Voltage Limit-Max:

    -18 V

  • Neg Supply Voltage-Nom (Vsup):

    -7.5 V

  • Number of Functions:

    1

  • Number of Terminals:

    5

  • Operating Temperature-Max:

    85 °C

  • Operating Temperature-Min:

    -40 °C

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Code:

    LSSOP

  • Package Equivalence Code:

    TSOP5/6,.11,37

  • Package Shape:

    RECTANGULAR

  • Package Style:

    SMALL OUTLINE, LOW PROFILE, SHRINK PITCH

  • Packing Method:

    TR

  • Peak Reflow Temperature (Cel):

    260

  • Power:

    NO

  • Programmable Power:

    NO

  • Qualification Status:

    Not Qualified

  • Seated Height-Max:

    1.45 mm

  • Slew Rate-Nom:

    0.1 V/us

  • Subcategory:

    Operational Amplifier

  • Supply Current-Max:

    0.06 mA

  • Supply Voltage Limit-Max:

    18 V

  • Supply Voltage-Nom (Vsup):

    7.5 V

  • Surface Mount:

    YES

  • Technology:

    BIPOLAR

  • Temperature Grade:

    INDUSTRIAL

  • Terminal Finish:

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

  • Terminal Form:

    GULL WING

  • Terminal Pitch:

    0.95 mm

  • Terminal Position:

    DUAL

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

    30

  • Unity Gain BW-Nom:

    430

  • Voltage Gain-Min:

    19950

  • Wideband:

    NO

  • Width:

    1.6 mm

OPA244NA/3K Frequently Asked Questions (FAQs)

  • The maximum power dissipation of the OPA244NA/3K is 670mW, which is calculated based on the maximum junction temperature (TJ) of 150°C and the thermal resistance (θJA) of 125°C/W.
  • To ensure stability in high-gain configurations, it's essential to use a compensation capacitor (CC) between the output and the inverting input. The value of CC depends on the gain and the frequency of operation. A good starting point is to use a 10pF to 22pF capacitor.
  • For optimal performance, use a star-grounding technique, where the analog and digital grounds are separated and connected at a single point. Keep the input and output traces short and away from noise sources. Use a solid ground plane and avoid using wire-wrap or breadboard prototyping.
  • Yes, the OPA244NA/3K can be used as a unity-gain buffer. However, it's essential to ensure that the input impedance is high enough to avoid loading the source. A good rule of thumb is to keep the input impedance at least 10 times higher than the source impedance.
  • To minimize EMI and RFI, use a shielded enclosure, keep the circuit board away from noise sources, and use a common-mode choke or ferrite bead on the power supply lines. Additionally, use a low-pass filter or a shielded cable for the input and output signals.

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OPA244NA/3K 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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