Electronic ComponentsIntroduction to lm4558, lm4558 pinout, lm4558 power ratings, lm4558 applications



Introduction to lm4558, lm4558 pinout, lm4558 power ratings, lm4558 applications,lm4558 Hi Friends! I welcome you on board. Happy to see you around. In this post today, I’ll walk you through the Introduction to LM4558.

LM4558 is a dual operational amplifier that comes with two amplifiers on board. This device belongs to the LM’xx’ family where LM stands for linear monolithic which means, it is made of analog components that are incorporated into the silicon piece.

This component comes with an internal frequency compensation method that guarantees the device stability without the need for external components.

I suggest you read this post all the way through as I’ll detail the complete Introduction to LM4558 covering datasheet, pinout, features, and applications. Continue reading.

Introduction to LM4558

  • LM4558 is a monolithic dual operational amplifier that carries two amplifiers on board.
  • This device belongs to the LM’xx’ family where LM stands for linear monolithic which demonstrates the availability of analog components that are incorporated on the silicon piece.

Introduction to lm4558, lm4558 pinout, lm4558 power ratings, lm4558 applications

  • It comes with a high common-mode input voltage range and there is no latch-up on this device that makes it an ideal pick for voltage-follower applications.
  • This chip comes with an internal frequency compensation method that guarantees the device stability. Moreover, it is protected against short-circuiting.
  • The device can be utilized in the op-amp operation circuits including differential amplification, comparators, and mathematical operations.
  • As this component exhibits two independent amplifiers on board, it is capable of performing two completely different operations at the same time which makes it a suitable pick for a number of applications.
  • The LM4558 comes with an operating temperature range from 0ºC to 70ºC while the total power dissipation is 200mW.
  • The common-Mode Rejection Ratio CMRR is 80dB and these amplifiers feature low noise interference.

LM4558 Datasheet

While working with this device, it’s wise to go through the datasheet of the component that features the main characteristics of the component. You can download the datasheet of LM4558 by clicking the link below.

LM4558 Pinout

This chip is an 8-pin device. The following figure shows the pinout diagram of LM4558.

Introduction to lm4558, lm4558 pinout, lm4558 power ratings, lm4558 applications

The following table represents the pin name and pin description incorporated on the chip.

Pin Description of JRC4558
Pin No.Pin DescriptionPin Name
1The output pin of the Op-amp 11OUT
2Inverting input of Op-amp 11IN-
3The non-Inverting input of Op-amp 11IN+
4Ground or Negative supply terminalGND
5A non-Inverting input of Op-amp 22IN+
6Inverting  input of Op-amp 22IN-
7The output pin of the Op-amp 22OUT
8Positive supply terminalVCC

LM4558 Features and Specifications

The following are the main features and specifications of LM4558.

  • Low noise interference among op-amps
  • Dual  Supply Operation = +15V and -15V
  • No frequency Compensation Required
  • Operating temperature = 0ºC to 70ºC
  • Common-Mode Rejection Ratio CMRR = 80dB
  • Two independent operational amplifiers
  • Built-in Short-Circuit Protection
  • No latch-up
  • Large common mode and differential voltage range
  • Total power dissipation = 200mW
  • Parameter tracking over a temperature range
  • Carries low noise input transistors
  • Phase and gain match between amplifiers
  • Moisture Sensitivity Level 3
  • Single Supply Operation = +5.0 V to +15 V

LM4558 Applications

The LM4558 is used in the following applications.

  • Used in Measuring instruments
  • Employed in Industrial applications
  • Incorporated in Logic voltage translation
  • Used in voltage comparators and peak detectors
  • Employed in oscillators and amplifiers
  • Used in mathematical operations

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