LF351P

General-purpose JFET-input operational amplifier
7,068 Effective Inventory

LF351P

Effective Inventory7,068

General-purpose JFET-input operational amplifier

  • Manufacturer Part # : LF351P

  • Package/Case: DIP8

  • Brand: TEXAS INSTRUMENTS

  • Product Categories : Instrumentation, OP Amps, Buffer Amps

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Shipping & Payment

Shipping & Payment

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Service & Packaging

Service & Packaging

About After Sales Service

All Parts Extended Quality Guarantee

Initiate the application within 90 days from the shipment date.

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LF351P DataSheet
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Rapid Quote

Please submit RFQ for LF351P or email to us: Email: [email protected], we will contact you in 12 hours.

Details

The LF351P is a low-offset, JFET-input operational amplifier that is commonly used in a variety of audio and instrumentation applications. It is manufactured by Texas Instruments and features high input impedance, low input bias current, and low offset voltage.The LF351P has a wide bandwidth of 4 MHz and a slew rate of 13 V/µs, making it suitable for applications that require fast response times. It operates over a wide supply voltage range of ±4V to ±22V and can drive loads up to 10kΩ.The LF351P has a typical input offset voltage of 3 mV and input bias current of 30 pA, which ensures accurate and stable performance. It also has a high common-mode rejection ratio (CMRR) of 100 dB, making it suitable for applications where noise rejection is critical.The LF351P comes in an 8-pin PDIP package and is designed for through-hole mounting. It has internal frequency compensation to optimize stability and reduce the need for external components.

Key Features

  • High input impedance
  • Low offset current: 50pA max
  • Low input offset voltage: 3mV max
  • Low input bias current: 50pA max
  • High slew rate: 13V/μs
  • Wide bandwidth: 4MHz
  • Wide supply voltage range: ±4V to ±18V

Application

  • Audio preamplifiers
  • Active filters
  • Instrumentation amplifiers
  • Data acquisition systems
  • Industrial control systems
  • Transducer amplifiers
  • Signal conditioning circuits
  • Photodiode amplifiers
  • Precision summing amplifiers
  • Integrators and differentiators

Specifications

The followings are basic parameters of the part selected concerning the characteristics of the part and categories it belongs to.

Pbfree Code No Rohs Code No
Part Life Cycle Code Obsolete Part Package Code DIP
Pin Count ! 8 Reach Compliance Code not_compliant
ECCN Code EAR99 HTS Code ! 8542.33.00.01
Amplifier Type OPERATIONAL AMPLIFIER Architecture VOLTAGE-FEEDBACK
Average Bias Current-Max (IIB) 0.0002 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
Length 9.81 mm Low-Bias YES
Low-Offset NO Neg Supply Voltage Limit-Max -18 V
Neg Supply Voltage-Nom (Vsup) -15 V Number of Functions 1
Number of Terminals 8 Operating Temperature-Max 70 °C
Operating Temperature-Min Package Body Material PLASTIC/EPOXY
Package Code DIP Package Equivalence Code DIP8,.3
Package Shape RECTANGULAR Package Style IN-LINE
Peak Reflow Temperature (Cel) NOT SPECIFIED Power Supplies ! +-15 V
Qualification Status ! Not Qualified Seated Height-Max 5.08 mm
Slew Rate-Min 8 V/us Slew Rate-Nom 13 V/us
Supply Current-Max 3.4 mA Supply Voltage Limit-Max 18 V
Supply Voltage-Nom (Vsup) 15 V Surface Mount ! NO
Technology JFET Temperature Grade ! COMMERCIAL
Terminal Form ! THROUGH-HOLE Terminal Pitch ! 2.54 mm
Terminal Position DUAL Time@Peak Reflow Temperature-Max (s) NOT SPECIFIED
Unity Gain BW-Nom 3000 Voltage Gain-Min 15000
Width 7.62 mm

Datasheet PDF

Datasheets record the features, absolute maximum ratings, applications and more of the device, which benefit a lot as an overall guide to the specific application of the part.

Preliminary Specification LF351P PDF Download

FAQs

What is LF351P?

The LF351P is a high-speed, wide bandwidth JFET input operational amplifier designed by Texas Instruments. It is suitable for applications requiring fast signal processing, such as audio amplifiers, filters, and instrumentation.

How Does LF351P Work?

The LF351P operates as a high-speed operational amplifier with a JFET input stage. It offers low input bias current, high input impedance, and wide bandwidth, making it ideal for applications demanding precision and speed. The amplifier can accurately amplify signals with low distortion and high linearity.

How Many Pins does LF351P have and What are the Functions of the Pinout Configuration?

The LF351P is housed in an 8-pin DIP (Dual Inline Package) package. The pinout configuration includes:

  • V+: Positive power supply pin.
  • V-: Negative power supply pin.
  • IN+: Non-inverting input pin.
  • IN-: Inverting input pin.
  • OUT: Output pin.

What are the Pros and Cons of LF351P?

Pros:

  • High Speed: Offers fast signal processing capabilities.
  • JFET Input: Provides low input bias current and high input impedance.
  • Wide Bandwidth: Suitable for applications requiring broad frequency response.
  • Low Distortion: Delivers accurate signal amplification with minimal distortion.
  • Versatile: Can be used in various audio and instrumentation circuits.

Cons:

  • Power Consumption: May have relatively higher power consumption than low-power alternatives.
  • Temperature Sensitivity: Performance may vary with temperature changes.
  • Noise: Higher bandwidth amplifiers like the LF351P may be more susceptible to noise.

Are There Any Equivalents/Alternatives to LF351P for Recommendation?

  • Equivalent parts to the LF351P include the TL071 from Texas Instruments and the OP07 from Analog Devices.
  • Alternatives to the LF351P are the LM741 from Texas Instruments and the AD829 from Analog Devices.

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