LF351DT

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LF351DT

+BOM

IC OPAMP JFET 1 CIRCUIT 8SOIC

  • 제조업체ST마이크로일렉트로닉스(주)

  • 제조업체 부품 #LF351DT

  • 재고4821

365 1일 품질 보증

7*24 영업 시간 서비스 보증

90-판매 후 1일 보증

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사양

속성 가치
PartStatus Active
AmplifierType J-FET
NumberofCircuits 1
SlewRate 16V/µs
GainBandwidthProduct 4 MHz
Current-InputBias 20 pA
Voltage-InputOffset 3 mV
Current-Supply 1.4mA
Current-Output/Channel 40 mA
Voltage-SupplySpan(Min) 6 V
Voltage-SupplySpan(Max) 32 V
OperatingTemperature 0°C ~ 70°C
MountingType Surface Mount
Package/Case 8-SOIC (0.154", 3.90mm Width)
SupplierDevicePackage 8-SOIC
BaseProductNumber LF351

개요

Description

The LF351DT is a precision operational amplifier designed for various analog applications. It features low noise, high slew rate, and a wide bandwidth, making it suitable for signal processing tasks in audio, instrumentation, and control systems. The LF351DT operates on a single or dual power supply, typically ranging from ±5V to ±15V, enabling versatility in circuit design.
Key specifications include a typical voltage offset of 1 mV, low input bias current, and a gain-bandwidth product of around 10 MHz. The device is housed in a 14-pin DIP package, facilitating easy integration into various electronic circuits.
It's commonly used in active filter designs, amplifiers, and analog signal conditioning circuits. The LF351DT's robustness and performance characteristics ensure it remains a popular choice for engineers and hobbyists alike, especially in applications where precision and stability are critical.

Equivalent

Equivalent products to the LF351DT operational amplifier include the TL071, LM318, and NE5532. Additionally, the OPA134 and LME49710 can also serve as alternatives, depending on specific application requirements such as bandwidth and noise performance. Always consider datasheet specifications for compatibility in your application.

Features

The LF351DT is a high-performance operational amplifier featuring low noise, high input impedance, and low bias current. Key features include:
1. Voltage Range: Operates over a wide supply voltage range, typically from ±5V to ±15V.
2. Input Impedance: Very high input impedance (typically 10^12 ohms), minimizing the load on the input signal.
3. Low Noise: Offers low voltage noise, making it suitable for sensitive applications.
4. Gain Bandwidth Product: Usually around 3-5 MHz, allowing for good frequency performance in various applications.
5. Single Supply Operation: Can be powered by a single supply voltage, enhancing design flexibility.
6. Output Drive Capability: Drives loads effectively with a typical output current of around 50 mA.
7. Temperature Range: Designed for reliable performance over a wide temperature range.
These attributes make the LF351DT suitable for applications such as signal conditioning, audio processing, and active filters in various electronic circuits.

Pinout

The LF351DT is a low-noise, JFET-input operational amplifier with a total of 8 pins. Here’s the pin count and their functions:
1. Pin 1 (Offset Null): Used for offset voltage adjustment.
2. Pin 2 (Inverting Input): The input where the signal is applied for inverting configuration.
3. Pin 3 (Non-Inverting Input): The input where the signal is applied for non-inverting configuration.
4. Pin 4 (V- or Negative Supply): Connects to the negative power supply voltage.
5. Pin 5 (Offset Null): Another pin for offset voltage adjustment.
6. Pin 6 (Output): The output pin of the amplifier.
7. Pin 7 (V+ or Positive Supply): Connects to the positive power supply voltage.
8. Pin 8 (NC or No Connection): Not connected internally; typically left unconnected.
The LF351DT is commonly used in applications requiring precision amplification, such as audio and sensor signal processing.

Manufacturer

The LF351DT is manufactured by Texas Instruments (TI), a prominent American technology company. Texas Instruments specializes in designing and manufacturing semiconductors and various integrated circuits, including operational amplifiers like the LF351DT. Founded in 1930, TI is well-known for its innovation in analog and digital signal processing, as well as embedded processing solutions. The company serves a wide range of markets, including automotive, industrial, personal electronics, communications, and computing.
Texas Instruments is recognized for its commitment to research and development, continually advancing its product offerings to meet the evolving needs of customers in various sectors. The LF351DT itself is a low-noise, high-performance operational amplifier, commonly used in signal conditioning, audio applications, and other electronic circuit designs. TI's reputation for quality and reliability has made it a leading player in the semiconductor industry.

Application

The LF351DT is a low-noise, high-speed operational amplifier widely used in various applications including audio processing, medical instrumentation, and signal conditioning. Its characteristics make it suitable for active filters, oscillators, and data acquisition systems. The op-amp is also utilized in feedback and control systems, transducer interfacing, and voltage followers. Additionally, it finds applications in instrumentation amplifiers and analog computing circuits, benefiting from its high gain and bandwidth.

Package

The LF351DT is typically packaged in a Dual In-line Package (DIP) with 8 pins. It may also be available in other formats like Surface Mount Device (SMD) packages, but the "DT" designation commonly refers to the DIP variant.