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LM2902N - Texas Instruments

Description: TEXAS INSTRUMENTS - LM2902N . - Operational Amplifier, Quad, 4 Amplifier, 1.2 MHz, 0.5 V/µs, ± 1.5V to ± 13V, DIP, 14 Pins

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LM2902N - Texas Instruments PCB footprint - Dual-In-Line Packages - Dual-In-Line Packages - N (R-PDIP-T14)
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LM2902N - Texas Instruments  - 3D model - Dual-In-Line Packages - N (R-PDIP-T14)
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LM2902N Details

  • Manufacturer Part Number:

    LM2902N

  • Brand Name:

    Texas Instruments

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • Part Package Code:

    DIP

  • Pin Count:

    14

  • Country Of Origin:

    Mexico

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.33.00.01

  • Date Of Intro:

    1976-11-06

  • Manufacturer:

    Texas Instruments

  • YTEOL:

    15

  • Amplifier Type:

    OPERATIONAL AMPLIFIER

  • Architecture:

    VOLTAGE-FEEDBACK

  • Average Bias Current-Max (IIB):

    0.5 µA

  • Bias Current-Max (IIB) @25C:

    0.25 µA

  • Common-mode Reject Ratio-Min:

    50 dB

  • Common-mode Reject Ratio-Nom:

    80 dB

  • Frequency Compensation:

    YES

  • Input Offset Current-Max (IIO):

    0.3 µA

  • Input Offset Voltage-Max:

    7000 µV

  • JESD-30 Code:

    R-PDIP-T14

  • JESD-609 Code:

    e4

  • Length:

    19.305 mm

  • Low-Bias:

    YES

  • Low-Offset:

    NO

  • Micropower:

    NO

  • Number of Functions:

    4

  • Number of Terminals:

    14

  • Operating Temperature-Max:

    125 °C

  • Operating Temperature-Min:

    -40 °C

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Code:

    DIP

  • Package Equivalence Code:

    DIP14,.3

  • Package Shape:

    RECTANGULAR

  • Package Style:

    IN-LINE

  • Packing Method:

    TUBE

  • Power:

    NO

  • Programmable Power:

    NO

  • Qualification Status:

    Not Qualified

  • Seated Height-Max:

    5.08 mm

  • Slew Rate-Nom:

    0.5 V/us

  • Subcategory:

    Operational Amplifier

  • Supply Current-Max:

    3 mA

  • Supply Voltage Limit-Max:

    26 V

  • Supply Voltage-Nom (Vsup):

    5 V

  • Surface Mount:

    NO

  • Technology:

    BIPOLAR

  • Temperature Grade:

    AUTOMOTIVE

  • Terminal Finish:

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

  • Terminal Form:

    THROUGH-HOLE

  • Terminal Pitch:

    2.54 mm

  • Terminal Position:

    DUAL

  • Unity Gain BW-Nom:

    1200

  • Voltage Gain-Min:

    25000

  • Wideband:

    NO

  • Width:

    7.62 mm

LM2902N Frequently Asked Questions (FAQs)

  • The maximum power dissipation of the LM2902N is 1.4W, which is calculated based on the maximum junction temperature (150°C) and the thermal resistance (θJA) of the package.
  • While the LM2902N is an op-amp, it can be used as a comparator in a pinch. However, it's not the best choice due to its limited slew rate and bandwidth. A dedicated comparator like the LM339 would be a better choice.
  • To ensure stability, make sure to decouple the power supply pins with capacitors (e.g., 0.1uF and 10uF), use a low-ESR capacitor for the compensation capacitor (if required), and avoid parasitic capacitance in the feedback loop.
  • The input impedance of the LM2902N is typically around 2MΩ, but it can vary depending on the specific application and operating conditions.
  • The LM2902N 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-stable op-amp like the OPA277.

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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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