LM348N

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LM348N

+BOM

  • 제조업체온세미

  • 제조업체 부품 #LM348N

  • 재고5311

365 1일 품질 보증

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90-판매 후 1일 보증

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사양

속성 가치
Package / Case Tube
Part Status Obsolete
Amplifier Type General Purpose
Number of Circuits 4
Slew Rate 0.5V/µs
Gain Bandwidth Product 1 MHz
Current - Input Bias 30 nA
Voltage - Input Offset 1 mV
Supply Current 2.1mA (x4 Channels)
Current - Output / Channel 25 mA
Voltage - Supply Span(Min) 44 V
Voltage - Supply Span(Max) 44 V
Operating Temperature 0°C ~ 70°C
Mounting Type Through Hole

개요

Description

The LM348N is a quad operational amplifier (op-amp) integrated circuit, commonly used in analog electronic applications. It is part of the LM348 series, which offers four independent, high-gain op-amps in a single package, making it cost-effective and space-efficient for applications requiring multiple operational amplifiers. The LM348N is designed for general-purpose use and is characterized by low input offset voltage, wide bandwidth, and high input impedance, which makes it suitable for various applications such as signal conditioning, filtering, and amplification.
This IC operates over a wide supply voltage range, typically from ±5V to ±15V, and delivers good performance with low power consumption. With its robust design and reliable performance, the LM348N is often used in instrumentation, audio processing, and control systems. Its DIP package also allows for easy integration onto breadboards and PCBs. Overall, the LM348N is valued for its versatility, making it a staple in both educational settings and professional engineering projects.

Equivalent

The LM348N is a quad operational amplifier. Equivalent products include the LM324 LM348, UA741C, TL084, and MC3403. These op-amps are often interchangeable in circuits, but it's important to check the specifications such as supply voltage range, bandwidth, and slew rate to ensure compatibility for your specific application.

Features

The LM348N is a quad operational amplifier featuring high gain, wide bandwidth, and low power consumption. It is designed for general-purpose applications and offers excellent performance with the following key features:
1. Quad Configuration: Contains four independent op-amps within a single package, saving space and cost in multiple amplifier designs.
2. Wide Bandwidth: Provides a wide bandwidth of approximately 1 MHz, suitable for various audio and signal processing tasks.
3. High Gain: Offers high voltage gain, ensuring effective amplification of input signals.
4. Low Power Consumption: Operates efficiently with minimal power, ideal for battery-powered and portable devices.
5. Wide Supply Voltage Range: Compatible with dual power supplies ranging from ±3V to ±15V, providing flexibility in different circuit designs.
6. Low Input Bias Current: Features low input bias current, reducing errors in applications requiring high input impedances.
7. Low Noise: Designed to minimize noise, making it suitable for precision applications.
8. Short Circuit Protection: Integrated protection against output short circuits, enhancing reliability.
These features make the LM348N versatile and suitable for a wide array of applications, including audio processing, signal conditioning, and instrumentation.

Pinout

The LM348N is a quad operational amplifier with 14 pins. Here is a concise breakdown of its pin functions:
1. Pin 1 (Output 1): Output of Op-Amp 1.
2. Pin 2 (Inverting Input 1): Inverting input of Op-Amp 1.
3. Pin 3 (Non-Inverting Input 1): Non-inverting input of Op-Amp 1.
4. Pin 4 (V+): Positive power supply.
5. Pin 5 (Non-Inverting Input 2): Non-inverting input of Op-Amp 2.
6. Pin 6 (Inverting Input 2): Inverting input of Op-Amp 2.
7. Pin 7 (Output 2): Output of Op-Amp 2.
8. Pin 8 (Output 3): Output of Op-Amp 3.
9. Pin 9 (Inverting Input 3): Inverting input of Op-Amp 3.
10. Pin 10 (Non-Inverting Input 3): Non-inverting input of Op-Amp 3.
11. Pin 11 (V-): Negative power supply.
12. Pin 12 (Non-Inverting Input 4): Non-inverting input of Op-Amp 4.
13. Pin 13 (Inverting Input 4): Inverting input of Op-Amp 4.
14. Pin 14 (Output 4): Output of Op-Amp 4.
The LM348N is widely used in signal amplification, filtering, and other analog signal processing applications.

Manufacturer

The LM348N is manufactured by Texas Instruments. Texas Instruments (TI) is a global technology company that designs and manufactures semiconductors and various integrated circuits. These components are used in a wide array of electronic applications, including industrial, automotive, personal electronics, and communications equipment. TI is known for its focus on innovation in analog and embedded processing technologies.

Application

The LM348N is a quad operational amplifier (op-amp) commonly used in various analog applications. Its application areas include signal conditioning, where it amplifies low-level analog signals, and active filtering, where it helps in designing low-pass, high-pass, band-pass, and band-stop filters. It is also used in voltage follower circuits to provide buffer amplification without phase inversion. Additionally, the LM348N is often employed in analog computation, such as in summing, integrating, and differential amplifiers. Its low power consumption and high gain make it suitable for sensor interfacing and data acquisition systems. The LM348N's versatility allows it to be used in audio processing and control systems as well.

Package

The LM348N is a quad operational amplifier IC typically packaged in a 14-pin Dual In-line Package (DIP), commonly referred to as PDIP (Plastic Dual In-line Package).