LTC2058

RECOMMENDED FOR NEW DESIGNS

36V, Low Noise Zero-Drift Operational Amplifier

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Overview

  • Supply Voltage Range: 4.75V to 36V
  • Offset Voltage: 5μV (Maximum)
  • Offset Voltage Drift: 0.025μV/°C
    • Maximum, –40°C to 125°C
  • Input Noise Voltage
    • 200nVP-P, DC to 10Hz (Typ)
    • 9nV/√Hz, 1kHz (Typ)
  • Input Common Mode Range:
    • V– – 0.1V to V+ – 1.5V
  • Rail-to-Rail Output
  • Unity Gain Stable
  • Gain Bandwidth Product: 2.5MHz (Typ)
  • Slew Rate: 1.6V/μs (Typ)
  • AVOL: 150dB (Typ)
  • PSRR: 150dB (Typ)
  • CMRR: 150dB (Typ)
  • Shutdown Mode

The LTC®2058 is a dual, low noise, zero-drift operational amplifier that offers precision DC performance over a wide supply range of 4.75V to 36V. Offset voltage and 1/f noise are suppressed, allowing this amplifier to achieve a maximum offset voltage of 5μV and a DC to 10Hz input noise voltage of 200nVP-P (Typ). The LTC2058’s selfcalibrating circuitry results in low offset voltage drift with temperature, 0.025μV/°C (Max), and practically zero drift over time. The amplifier also features an excellent power supply rejection ratio (PSRR) of 150dB and a common mode rejection ratio (CMRR) of 150dB (Typ).

The LTC2058 provides rail-to-rail output swing and an input common mode range that includes the V– rail. In addition to low offset and noise, this amplifier features a 2.5MHz (Typ) gain-bandwidth product and a 1.6V/μs (Typ) slew rate.

Wide supply range, combined with low noise, low offset, and excellent PSRR and CMRR make the LTC2058 well suited for high dynamic-range test, measurement, and instrumentation systems.

Applications

  • High Resolution Data Acquisition
  • Reference Buffering
  • Test and Measurement
  • Electronic Scales
  • Thermocouple Amplifiers
  • Strain Gauges
  • Low Side Current Sense
  • Automotive Monitors and Control

LTC2058
36V, Low Noise Zero-Drift Operational Amplifier
LTC2058 Application Circuit LTC2058 Performance Graph LTC2058 Pin Configuration LTC2058 Pin Configuration
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Software Resources

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Tools & Simulations

LTspice 2


Models for the following parts are available in LTspice:

  • LTC2058

Analog Photodiode Wizard

Use Photodiode Wizard to design a transimpedance amplifier circuit to interface with a photodiode. Select a photodiode from the library included in the tool, or enter custom photodiode specifications. Quickly observe tradeoffs between Bandwidth, Peaking (Q), and ENOB/SNR. Modify circuit parameters, and immediately see results in plots for pulse response, frequency response, and noise gain.

Open Tool

Signal Chain Designer

Signal Chain Designer is a web-based tool designed to create and simulate complex precision signal chains. See your circuit’s performance before you commit to your PCB: transfer function, noise, power consumption, input range, and DC error. Quickly experiment with different parts and architectures. Signal chains can be exported to LTspice for further analysis.

Open Tool

Analog Filter Wizard

Use the Analog Filter Wizard to design low-pass, high-pass, or band-pass filters with actual op amps in minutes. As you progress through the design process, you can observe the characteristics of your filter design from ideal specifications to real world circuit behavior. Quickly evaluate the tradeoffs in op amp specifications - including gain-bandwidth, noise, and supply current – to determine the best filter design for your requirements.

Open Tool
LTspice

LTspice® is a powerful, fast and free simulation software, schematic capture and waveform viewer with enhancements and models for improving the simulation of analog circuits.


Evaluation Kits

eval board
EVAL-OPAMP-2

EVAL-OPAMP-2 Evaluation Board

Product Details

The universal precision op amp evaluation boards have been designed and optimized for many circuit configurations allowing the users to best suit their applications. These boards are all RoHs compliant. See references below on what board to order by lead count and package.

  • EVAL-PRAOPAMP-2CPZ (dual 8-lead LFCSP) CP-8
  • EVAL-PRAOPAMP-2RMZ (dual 8-lead MSOP) RM-8
  • EVAL-PRAOPAMP-2RZ (dual 8-lead SOIC) R-8

eval board
EVAL-HSAMP-2

Universal Evaluation Board for Dual High Speed Operational Amplifiers

Product Details

The Universal Dual High Speed Amplifier Evaluation Boards are bare boards that enables users to quickly prototype a variety of amplifier circuits, which minimizes risk and reduces time to market. These boards are all RoHs Compliant. See ordering guide below on what board to order by lead count and package.

Resources

EVAL-OPAMP-2
EVAL-OPAMP-2 Evaluation Board
EVAL-OPAMP-2 EVAL-OPAMP-2 EVAL-OPAMP-2
EVAL-HSAMP-2
Universal Evaluation Board for Dual High Speed Operational Amplifiers
EVAL-HSAMP-2 Group EVAL-HSAMP-2CPZ-10 EVAL-HSAMP-2RMZ-10 EVAL-HSAMP-2RMZ-8 EVAL-HSAMP-2RZ-8

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