LM321MF

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LM321MF

+Nomenclature

  • FabricantTexas Instruments

  • Pièce fabricant #LM321MF

  • En stock6663

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Spécifications

Attribut Valeur
Package / Case Tape & Reel (TR),Cut Tape (CT)
Part Status Not For New Designs
Amplifier Type General Purpose
Number of Circuits 1
Slew Rate 0.4V/µs
Gain Bandwidth Product 1 MHz
Current - Input Bias 45 nA
Voltage - Input Offset 2 mV
Supply Current 660µA
Current - Output / Channel 40 mA
Voltage - Supply Span(Min) 3 V
Voltage - Supply Span(Max) 30 V
Operating Temperature -40°C ~ 85°C
Mounting Type Surface Mount

Présentation

Description

The LM321MF is a single operational amplifier (op-amp) IC known for its low power consumption and versatility in various applications. It is part of the LM321 series and is designed for general-purpose amplification tasks. The chip operates with a wide voltage range, typically from 3V to 32V, making it suitable for both battery-operated and standard electronic devices.
Key features of the LM321MF include low input bias current, low offset voltage, and stable performance across a range of temperatures. It is housed in a compact SOT-23-5 package, which is ideal for space-constrained applications. The device offers good bandwidth and slew rate, making it effective for signal conditioning, filtering, and small-signal amplification.
The LM321MF's simplicity and cost-effectiveness make it a popular choice in consumer electronics, industrial equipment, and automotive systems. Its flexibility allows engineers to use it in a wide variety of circuits, from audio applications to sensor signal processing, ensuring reliable and efficient operation.

Equivalent

Equivalent products to the LM321MF operational amplifier include the TLV7211, LMV321, and MCP6001. These alternatives provide similar functionality and performance and can often be used as substitutes in various applications. When selecting an equivalent, it's essential to verify that the specifications such as voltage range, bandwidth, and packaging match the requirements of your specific application.

Features

The LM321MF is a general-purpose, low-power operational amplifier designed for cost-sensitive applications. Its key features include:
1. Low Supply Current: With a typical supply current of approximately 0.5 mA, it’s efficient for battery-powered devices.
2. Wide Supply Voltage Range: Operates over a range of 3V to 32V, or ±1.5V to ±16V, making it versatile for various circuits.
3. Input Common Mode Voltage Range: Extends to ground, accommodating single-supply applications.
4. Output Drive Capability: Can drive loads up to 600 ohms.
5. Slew Rate: Offers a modest slew rate of about 0.4 V/µs, suitable for low-frequency applications.
6. Unity-Gain Bandwidth: Around 1 MHz, making it adequate for basic amplification tasks.
7. Low Input Bias Current: Typical input bias current is around 45 nA.
8. Package Options: Available in small form factors like the 5-pin SOT-23 surface-mount package, ensuring flexibility in PCB layouts.
These features make the LM321MF suitable for use in consumer electronics, portable devices, and other applications requiring economical, low-power op-amps.

Pinout

The LM321MF is an operational amplifier with a single channel and is commonly provided in an 8-pin SOIC package. However, the LM321 itself is a single op-amp, and in some packaging variations, it may be seen with fewer pins, such as a 5-pin SOT-23.
The primary function of the LM321MF is to amplify voltage. It is used in various applications like signal conditioning, filtering, and other standard op-amp uses. The LM321 series is known for its low power consumption and wide gain bandwidth. Its general features include low offset voltage, low input bias current, and a wide supply voltage range.
The specific configuration and pin functions can vary depending on the package type, but typically include the following pins: non-inverting input, inverting input, output, supply voltage (V+), and ground (GND). Always refer to the specific datasheet for the exact pin configuration and functions for the package you are using.

Manufacturer

The LM321MF is manufactured by Texas Instruments. Texas Instruments is an American technology company that designs and produces semiconductors and various integrated circuits, which are used in a wide range of electronic devices. The company is known for its innovations in the field of electronics and is one of the largest producers of analog technology components, digital signal processors, and microcontrollers. Texas Instruments serves a broad array of industries, including automotive, industrial, personal electronics, communications equipment, and enterprise systems.

Application

The LM321MF is a low-power, single operational amplifier that is used in a variety of applications. Its compact size and low power consumption make it ideal for battery-operated devices. Common application areas include signal conditioning, sensor interfacing, and active filtering. It can be used in portable medical devices, instrumentation, and consumer electronics. Additionally, the LM321MF can serve in automotive systems for signal amplification and conditioning, as well as in communication equipment for buffering and level shifting. Its versatility allows it to be implemented in general-purpose amplification tasks where cost and space efficiency are critical.

Package

The LM321MF is an operational amplifier available in a small outline transistor (SOT-23) package. Specifically, it uses a 5-pin SOT-23 package, which is compact and suitable for space-constrained applications.