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LT1794IFE#TRPBF - Analog Devices

Description: Dual 500mA, 200MHz xDSL Line Driver Amplifier

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LT1794IFE#TRPBF - Analog Devices PCB footprint - Small Outline Packages - Small Outline Packages - FE Package-1
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LT1794IFE#TRPBF Details

  • Manufacturer Part Number:

    LT1794IFE#TRPBF

  • Brand Name:

    Analog Devices Inc

  • Pbfree Code:

    No

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • Package Description:

    4.40 MM, PLASTIC, TSSOP-20

  • Pin Count:

    20

  • Manufacturer Package Code:

    05-08-1663 (CA)

  • Country Of Origin:

    Malaysia

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.33.00.01

  • Manufacturer:

    Analog Devices Inc

  • YTEOL:

    9

  • Amplifier Type:

    OPERATIONAL AMPLIFIER

  • Architecture:

    VOLTAGE-FEEDBACK

  • Average Bias Current-Max (IIB):

    6 µA

  • Bias Current-Max (IIB) @25C:

    4 µA

  • Common-mode Reject Ratio-Min:

    74 dB

  • Common-mode Reject Ratio-Nom:

    83 dB

  • Frequency Compensation:

    YES

  • Input Offset Voltage-Max:

    7500 µV

  • JESD-30 Code:

    R-PDSO-G20

  • JESD-609 Code:

    e3

  • Length:

    6.5 mm

  • Low-Bias:

    NO

  • Low-Offset:

    NO

  • Micropower:

    NO

  • Moisture Sensitivity Level:

    1

  • Neg Supply Voltage Limit-Max:

    -18 V

  • Neg Supply Voltage-Nom (Vsup):

    -5 V

  • Number of Functions:

    2

  • Number of Terminals:

    20

  • Operating Temperature-Max:

    85 °C

  • Operating Temperature-Min:

    -40 °C

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Code:

    TSSOP

  • Package Shape:

    RECTANGULAR

  • Package Style:

    SMALL OUTLINE, THIN PROFILE, SHRINK PITCH

  • Packing Method:

    TR

  • Peak Reflow Temperature (Cel):

    260

  • Power:

    NO

  • Programmable Power:

    NO

  • Qualification Status:

    Not Qualified

  • Seated Height-Max:

    1.2 mm

  • Slew Rate-Min:

    100 V/us

  • Slew Rate-Nom:

    200 V/us

  • Supply Current-Max:

    11.6 mA

  • Supply Voltage Limit-Max:

    18 V

  • Supply Voltage-Nom (Vsup):

    5 V

  • Surface Mount:

    YES

  • Technology:

    BIPOLAR

  • Temperature Grade:

    INDUSTRIAL

  • Terminal Finish:

    Matte Tin (Sn)

  • Terminal Form:

    GULL WING

  • Terminal Pitch:

    0.65 mm

  • Terminal Position:

    DUAL

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

    30

  • Unity Gain BW-Nom:

    200000

  • Wideband:

    YES

  • Width:

    4.4 mm

LT1794IFE#TRPBF Frequently Asked Questions (FAQs)

  • A good PCB layout for the LT1794IFE involves keeping the input and output traces short and separate, using a solid ground plane, and placing the input and output capacitors close to the device. A 4-layer PCB with a dedicated power plane and a dedicated ground plane is recommended.
  • To ensure stability, make sure to follow the recommended component values and PCB layout guidelines. Also, ensure that the output capacitor has a low ESR and is properly decoupled from the input. Additionally, avoid using long input traces and keep the input and output voltage rails separate.
  • The maximum input voltage that the LT1794IFE can handle is 15V. Exceeding this voltage can cause damage to the device. It's recommended to add input voltage protection, such as a voltage clamp or a TVS diode, to prevent overvoltage conditions.
  • The LT1794IFE is rated for operation up to 125°C. However, the device's performance and reliability may degrade at high temperatures. It's recommended to derate the device's output current and voltage at high temperatures to ensure reliable operation.
  • To troubleshoot issues with the LT1794IFE, start by checking the input and output voltage levels, and ensure that the device is properly powered. Check for any signs of overheating, such as excessive temperature or current consumption. Use an oscilloscope to check for any oscillations or noise on the output. Finally, consult the datasheet and application notes for guidance on troubleshooting common issues.

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LT1794IFE#TRPBF Overview

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About Analog Devices

Analog Devices Inc. is a global leader in the design and manufacturing of analog, mixed-signal, and digital signal processing integrated circuits and software solutions for the industrial, automotive, healthcare, communications industries. Analog Devices serves a diverse range of markets including industrial, automotive, healthcare, energy, aerospace, defense, and consumer electronics industries. Analog Devices’ product portfolio includes a wide range of ICs, modules, and subsystems.

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