LF355 The LF355 is a JFET input operational amplifier from Texas Instruments. It offers low input bias and offset currents, high input impedance, and a large DC voltage gain.
Mfr Part #:

LF355

Available from 2 distributors
Mfr Name: Texas Instruments
Texas Instruments
The LF355 is a JFET input operational amplifier from Texas Instruments. It offers low input bias and offset currents, high input impedance, and a large DC voltage gain.
✓ Total Stock: 292 pcs
$ Price Range: $0.99

LF355 Available from 2 distributors

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✓ Non-Authorised
Distributor Stock Pricing MOQ PKG Lead Time Date Code On Order Quantity On Order Delivery
Non-Authorised Inventory information
279 pcs
279 pcs On Request 1 On Request On Request On Request On Request On Request
Non-Authorised Inventory information
13 pcs
13 pcs On Request 1 On Request On Request 2026-02-25 06:16:38 On Request On Request

LF355 Specifications Quick View

Most important parameters for selection – full specs in datasheet.
Category
Manufacturer Name
Input Impedance
Mounting Type

LF355 Description

Short technical summary and product information.

The LF355 is a JFET input operational amplifier IC manufactured by Texas Instruments. It is designed for applications requiring low input bias and offset currents, coupled with low offset voltage and offset voltage drift. The device features high input impedance, making it suitable for buffer applications and precision circuits.

 

Key electrical characteristics include a typical input bias current of 30 pA, a typical input offset current of 3 pA, and a high input impedance of 1 TΩ. The typical input offset voltage is 1 mV, with a low temperature drift. The amplifier boasts a high common-mode rejection ratio of 100 dB and a large DC voltage gain of 106 dB.

 

The LF355 is available in an 8-pin hermetically sealed dual in-line package (DIP) and is compatible with TTL, CMOS, and PMOS devices. Its wide range of operating conditions and voltages makes it versatile for various designs. Applications include precision high-speed integrators, fast D/A and A/D converters, high impedance buffers, wideband low-noise amplifiers, and logarithmic amplifiers.

LF355 Quick Information

Product Type: Operational Amplifier
Canonical Name: LF355 JFET Input Operational Amplifier
Subcategory: JFET Input

LF355 Compliance

RoHS Status: RoHS Compliant
Moisture Sensitivity Level (MSL): 1 Unlimited
REACH Status: REACH Unaffected

LF355 Estimated Pricing

Qty Low High
1+ $0.99 $0.99

Estimated market price range - modelled values for guidance only, not live distributor offers.

LF355 Features

  • Low input bias current of 30 pA.
  • High input impedance of 1 TΩ.
  • Low input offset voltage of 1 mV.
  • Large DC voltage gain of 106 dB.
  • 8-pin DIP package for through-hole mounting.

LF355 Applications

  • Precision high-speed integrators.
  • Fast D/A and A/D converters.
  • High impedance buffer applications.
  • Wideband, low-noise amplifiers.
  • Logarithmic amplifiers.

LF355 FAQs

7 frequently asked questions generated from this part’s specifications.
What is the package type of the LF355?

The LF355 is available in an 8-Pin DIP package.

What is the typical input bias current of the LF355?

The typical input bias current is 30 pA.

What is the typical input offset voltage of the LF355?

The typical input offset voltage is 1 mV.

What is the common-mode rejection ratio of the LF355?

The typical common-mode rejection ratio is 100 dB.

What is the DC voltage gain of the LF355?

The typical DC voltage gain is 106 dB.

What is the input impedance of the LF355?

The typical input impedance is 1 TΩ.

What is the input noise current of the LF355?

The typical input noise current is 0.01 pA/√Hz at 0 Hz.

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