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LF351N - STMicroelectronics

Description: IC OPAMP JFET 1 CIRCUIT 8DIP

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LF351N - STMicroelectronics PCB footprint - Dual-In-Line Packages - Dual-In-Line Packages - DIP8
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LF351N Details

  • Manufacturer Part Number:

    LF351N

  • Brand Name:

    STMicroelectronics

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Obsolete

  • Part Package Code:

    DIP

  • Package Description:

    ROHS COMPLIANT, PLASTIC, DIP-8

  • Pin Count:

    8

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.33.00.01

  • Manufacturer:

    STMicroelectronics

  • YTEOL:

    0

  • Amplifier Type:

    OPERATIONAL AMPLIFIER

  • Architecture:

    VOLTAGE-FEEDBACK

  • Average Bias Current-Max (IIB):

    0.02 µA

  • Bias Current-Max (IIB) @25C:

    0.0002 µA

  • Common-mode Reject Ratio-Min:

    70 dB

  • Common-mode Reject Ratio-Nom:

    86 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:

    9.27 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:

    8

  • Number of Terminals:

    1

  • 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:

    5.08 mm

  • Slew Rate-Min:

    12 V/us

  • Slew Rate-Nom:

    16 V/us

  • Supply Current-Max:

    2.5 mA

  • Supply Voltage Limit-Max:

    18 V

  • Supply Voltage-Nom (Vsup):

    15 V

  • Surface Mount:

    NO

  • Technology:

    BIPOLAR

  • 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:

    50000

  • Wideband:

    NO

  • Width:

    7.62 mm

LF351N Frequently Asked Questions (FAQs)

  • The maximum power dissipation of the LF351N is 670mW, which is calculated based on the maximum junction temperature (Tj) of 150°C and the thermal resistance (Rthja) of 125°C/W.
  • To ensure stability in a unity-gain configuration, it's recommended to add a capacitor (typically 10-100pF) between the output and the inverting input to prevent oscillations.
  • The recommended operating voltage range for the LF351N is ±2V to ±18V, although the absolute maximum rating is ±22V. Operating outside the recommended range may affect the op-amp's performance and reliability.
  • While the LF351N can be used as a comparator, it's not the most suitable choice due to its relatively slow slew rate (0.5V/μs) and limited bandwidth (4MHz). A dedicated comparator like the LM339 or LM2901 would be a better option.
  • To minimize noise and oscillations, use a well-regulated power supply, decouple the power pins with capacitors (e.g., 10μF and 100nF), and keep the layout clean and compact. Additionally, consider adding a noise-reducing capacitor (e.g., 10pF) between the output and the inverting input.

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About STMicroelectronics

STMicroelectronics (ST) is a global semiconductor company that designs, manufactures, and markets a broad range of integrated circuits (ICs), discrete devices, and other electronic components. STMicroelectronics offers a diverse portfolio of semiconductor products covering a wide range of applications and industries. Their product categories include microcontrollers, analog and mixed-signal ICs, MEMS (Micro-Electro-Mechanical Systems) sensors, power management ICs, RF (Radio Frequency) transceivers, aut

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