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LF347N
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Fabricanteonsemi
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Peça do Fabricante #LF347N
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Ficha Técnica LF347N DataSheet
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Especificações
| Atributo | Valor |
| Package | Tube |
| ProductStatus | Obsolete |
| AmplifierType | J-FET |
| NumberofCircuits | 4 |
| SlewRate | 16V/µs |
| GainBandwidthProduct | 4 MHz |
| Current-InputBias | 20 pA |
| Voltage-InputOffset | 3 mV |
| Current-Supply | 1.4mA (x4 Channels) |
| Current-Output/Channel | 40 mA |
| Voltage-SupplySpan(Min) | 44 V |
| Voltage-SupplySpan(Max) | 44 V |
| OperatingTemperature | 0°C ~ 70°C |
| MountingType | Through Hole |
| Package/Case | 14-DIP (0.300, 7.62mm) |
Visão Geral
Description
Key features of the LF347N include a wide gain bandwidth product of around 4 MHz, low input bias current typically in the picoampere range, and low noise. The op-amp operates over a wide supply voltage range, usually from ±5V to ±15V, which makes it versatile for different circuit requirements.
The LF347N is commonly used in applications requiring accurate signal processing and amplification, such as audio processing, data acquisition systems, and instrumentation. Its quad package, containing four independent op-amps, provides the convenience of multiple amplifiers in a single IC.
Overall, the LF347N is a reliable choice for engineers seeking a balance of performance, power efficiency, and affordability in designing analog electronic circuits.
Equivalent
Features
1. Low Noise: Designed to minimize interference, ensuring clear signal amplification.
2. Wide Bandwidth: Offers a large bandwidth, making it suitable for high-speed applications.
3. High Slew Rate: Capable of rapid voltage changes, enhancing performance in dynamic environments.
4. Low Input Bias Current: Minimizes error due to the input current, ideal for precision applications.
5. Wide Supply Voltage Range: Operates effectively over a broad range of supply voltages, increasing versatility.
6. Low Harmonic Distortion: Ensures signal fidelity, crucial for audio and other sensitive applications.
7. Internal Frequency Compensation: Simplifies circuitry, reducing the need for external components.
8. Quad Amplifier: Provides four op-amps in a single package, optimizing space and cost.
These features make the LF347N a reliable choice for a variety of applications like active filters, integrators, and general-purpose amplification.
Pinout
1. Pin 1: Output of op-amp 1
2. Pin 2: Inverting input of op-amp 1
3. Pin 3: Non-inverting input of op-amp 1
4. Pin 4: V+ (positive power supply)
5. Pin 5: Non-inverting input of op-amp 2
6. Pin 6: Inverting input of op-amp 2
7. Pin 7: Output of op-amp 2
8. Pin 8: Output of op-amp 3
9. Pin 9: Inverting input of op-amp 3
10. Pin 10: Non-inverting input of op-amp 3
11. Pin 11: V- (negative power supply)
12. Pin 12: Non-inverting input of op-amp 4
13. Pin 13: Inverting input of op-amp 4
14. Pin 14: Output of op-amp 4
The LF347N is designed for high-speed and low-noise applications, featuring wide bandwidth and low power consumption, suitable for precision amplification tasks.
Manufacturer
Application
1. Audio Equipment: Used in high-fidelity audio systems for minimal distortion and noise.
2. Signal Processing: Ideal for filtering, amplification, and integration in analog signal processing.
3. Instrumentation: Used in precision instruments for accurate signal measurements due to its low offset voltage.
4. Sensor Interfaces: Suitable for interfacing with sensors where signal integrity is crucial.
5. Data Acquisition Systems: Employed in systems requiring high-speed and accurate data conversion.
6. Medical Devices: Utilized in medical instrumentation for reliable and low-noise performance.
These characteristics make the LF347N versatile for various precision and low-noise applications.