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LF353N - onsemi

Description: Dual Operational Amplifier

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LF353N - onsemi PCB footprint - Dual-In-Line Packages - Dual-In-Line Packages - 8DIP_1
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LF353N Details

  • Manufacturer Part Number:

    LF353N

  • Pbfree Code:

    No

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Obsolete

  • Part Package Code:

    DIP

  • Package Description:

    DIP-8

  • Pin Count:

    8

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.33.00.01

  • Manufacturer:

    onsemi

  • YTEOL:

    0

  • Amplifier Type:

    OPERATIONAL AMPLIFIER

  • Architecture:

    VOLTAGE-FEEDBACK

  • Average Bias Current-Max (IIB):

    0.008 µA

  • Bias Current-Max (IIB) @25C:

    0.0002 µA

  • Common-mode Reject Ratio-Min:

    70 dB

  • Common-mode Reject Ratio-Nom:

    100 dB

  • Frequency Compensation:

    YES

  • Input Offset Current-Max (IIO):

    0.004 µA

  • Input Offset Voltage-Max:

    13000 µV

  • JESD-30 Code:

    R-PDIP-T8

  • JESD-609 Code:

    e3

  • Length:

    9.78 mm

  • Low-Bias:

    YES

  • Low-Offset:

    NO

  • Micropower:

    NO

  • Neg Supply Voltage Limit-Max:

    -18 V

  • Neg Supply Voltage-Nom (Vsup):

    -15 V

  • Number of Functions:

    2

  • Number of Terminals:

    8

  • Operating Temperature-Max:

    70 °C

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Code:

    DIP

  • Package Equivalence Code:

    DIP8,.3

  • Package Shape:

    RECTANGULAR

  • Package Style:

    IN-LINE

  • Power:

    NO

  • Programmable Power:

    NO

  • Qualification Status:

    Not Qualified

  • Seated Height-Max:

    4.45 mm

  • Slew Rate-Nom:

    13 V/us

  • Supply Current-Max:

    6.5 mA

  • Supply Voltage Limit-Max:

    18 V

  • Supply Voltage-Nom (Vsup):

    15 V

  • Surface Mount:

    NO

  • Technology:

    JFET

  • Temperature Grade:

    COMMERCIAL

  • Terminal Finish:

    MATTE TIN

  • Terminal Form:

    THROUGH-HOLE

  • Terminal Pitch:

    2.54 mm

  • Terminal Position:

    DUAL

  • Unity Gain BW-Nom:

    4000

  • Voltage Gain-Min:

    15000

  • Wideband:

    NO

  • Width:

    7.62 mm

LF353N Frequently Asked Questions (FAQs)

  • The maximum power dissipation of the LF353N is 670mW, which is calculated based on the maximum junction temperature (Tj) of 150°C and the thermal resistance (RθJA) of 125°C/W.
  • While the LF353N is an op-amp, it can be used as a comparator in a pinch. However, it's not the best choice due to its relatively slow slew rate (13V/μs) and limited common-mode input voltage range. A dedicated comparator like the LM339 would be a better choice.
  • To ensure stability in a unity-gain buffer configuration, make sure to add a capacitor (typically 10-100pF) between the output and the inverting input to prevent oscillations. Additionally, use a low-ESR capacitor (e.g., ceramic or film) to minimize phase shift.
  • To minimize noise and oscillations, keep the input and output traces short and separate, use a ground plane, and avoid running signal traces near the power supply lines. Also, place the decoupling capacitors (e.g., 0.1μF) as close to the LF353N as possible.
  • The LF353N is rated for operation up to 125°C, but its performance may degrade at higher temperatures. If you need to operate in a high-temperature environment, consider using a more temperature-resistant op-amp like the OP07 or the OPA277.

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LF353N Overview

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Part Image LF353N Texas Instruments

Operational Amplifier, 2 Func, 13000uV Offset-Max, BIFET, PDIP8

Part Image LF353N/A+ National Semiconductor Corporation

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Part Image LF353N/A+ Texas Instruments

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