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THS4521HD - Texas Instruments

Description: High Temperature, Very Low Power, Negative Rail Input, Rail-to-Rail Output, Differential Amp

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PCB Footprints
THS4521HD - Texas Instruments PCB footprint - Small Outline Packages - Small Outline Packages - D0008A
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3D Models
THS4521HD - Texas Instruments  - 3D model - Small Outline Packages - D0008A
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THS4521HD Details

  • Manufacturer Part Number:

    THS4521HD

  • Brand Name:

    Texas Instruments

  • Pbfree Code:

    Yes

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • Part Package Code:

    SOIC

  • Pin Count:

    8

  • Country Of Origin:

    Malaysia

  • 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):

    0.9 µA

  • Bandwidth (3dB)-Nom:

    2.2 MHz

  • Bias Current-Max (IIB) @25C:

    3.3 µA

  • Common-mode Reject Ratio-Min:

    80 dB

  • Common-mode Reject Ratio-Nom:

    105 dB

  • Frequency Compensation:

    YES

  • Input Offset Current-Max (IIO):

    3.2 µA

  • Input Offset Voltage-Max:

    5000 µV

  • JESD-30 Code:

    R-PDSO-G8

  • JESD-609 Code:

    e4

  • Length:

    4.9 mm

  • Low-Bias:

    NO

  • Low-Offset:

    NO

  • Micropower:

    NO

  • Moisture Sensitivity Level:

    2

  • Number of Functions:

    1

  • Number of Terminals:

    8

  • Operating Temperature-Max:

    175 °C

  • Operating Temperature-Min:

    -55 °C

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Code:

    SOP

  • Package Equivalence Code:

    SOP8,.25

  • Package Shape:

    RECTANGULAR

  • Package Style:

    SMALL OUTLINE

  • Packing Method:

    TUBE

  • Peak Reflow Temperature (Cel):

    260

  • Power:

    NO

  • Programmable Power:

    YES

  • Qualification Status:

    Not Qualified

  • Seated Height-Max:

    1.75 mm

  • Slew Rate-Nom:

    377.5 V/us

  • Supply Current-Max:

    1.4 mA

  • Supply Voltage Limit-Max:

    3.6 V

  • Supply Voltage-Nom (Vsup):

    3.3 V

  • Surface Mount:

    YES

  • Technology:

    BICMOS

  • Temperature Grade:

    MILITARY

  • Terminal Finish:

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

  • Terminal Form:

    GULL WING

  • Terminal Pitch:

    1.27 mm

  • Terminal Position:

    DUAL

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

    30

  • Unity Gain BW-Nom:

    81000

  • Wideband:

    NO

  • Width:

    3.9 mm

THS4521HD Frequently Asked Questions (FAQs)

  • A good PCB layout for the THS4521HD involves keeping the input and output traces short and symmetrical, using a solid ground plane, and placing decoupling capacitors close to the device. A 4-layer PCB with a dedicated ground plane is recommended.
  • The gain setting for the THS4521HD depends on the specific application requirements. A good starting point is to use the recommended gain setting from the datasheet, and then adjust it based on the desired signal amplitude and frequency response. It's also important to consider the input impedance and output load when setting the gain.
  • The THS4521HD has a maximum junction temperature of 150°C. To ensure reliable operation, it's essential to provide adequate heat sinking, especially in high-power applications. A thermal pad or heat sink can be used to dissipate heat, and the device should be mounted on a multi-layer PCB with a solid ground plane to improve thermal conductivity.
  • The THS4521HD is a high-speed amplifier, and as such, it can be susceptible to noise and interference. To filter out noise, use a low-pass filter or a band-pass filter at the input stage, and consider adding a ferrite bead or a common-mode choke to reduce electromagnetic interference (EMI).
  • The THS4521HD has built-in ESD protection, but it's still important to take precautions during handling and assembly to prevent damage. Use an anti-static wrist strap or mat, and avoid touching the device pins or exposed internal components.

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THS4521HD 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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