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LM741H
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HerstellerTexas Instruments
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Herstellerteil #LM741H
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Auf Lager2117
365 Tage Qualitätsgarantie
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Spezifikationen
| Attribut | Wert |
| Package / Case | Bulk |
| Part Status | Active |
| Amplifier Type | General Purpose |
| Number of Circuits | 1 |
| Slew Rate | 0.5V/µs |
| Gain Bandwidth Product | 1.5 MHz |
| Current - Input Bias | 80 nA |
| Voltage - Input Offset | 1 mV |
| Supply Current | 1.7mA |
| Voltage - Supply Span(Min) | 10 V |
| Voltage - Supply Span(Max) | 44 V |
| Operating Temperature | -55°C ~ 125°C |
| Mounting Type | Through Hole |
Übersicht
Description
The LM741H features a high gain, internal frequency compensation, and a large input voltage range, making it suitable for a variety of applications, including signal amplification, filtering, and oscillation. It operates with a dual power supply, typically ±15V, but can function with a range of ±5V to ±22V. The op-amp has a slew rate of approximately 0.5V/µs and an input offset voltage around 1mV.
Due to its robust design, the LM741H is used in educational settings and for prototyping, as well as in commercial and industrial applications where precision is not critical. Its metal can design allows it to withstand harsher environmental conditions compared to plastic-packaged counterparts.
Equivalent
- TL071: A low-noise JFET-input op-amp.
- LM1458: A dual general-purpose op-amp.
- LM358 A dual op-amp with similar characteristics.
- UA741: Another version of the general-purpose op-amp.
- CA3140: A high-speed BiMOS op-amp.
These alternatives may have different characteristics, so check datasheets for compatibility with your application.
Features
1. Wide Supply Voltage Range: The LM741H operates over a wide range of voltages, typically from ±5V to ±15V, making it suitable for different power supplies.
2. High Input Impedance: It offers a high input impedance, minimizing the load on preceding circuits and ensuring accurate signal amplification.
3. Low Input Offset Voltage: The offset voltage is minimal, reducing errors in precision applications.
4. High Gain: The amplifier provides a high voltage gain, enhancing its utility in amplification tasks.
5. Short-Circuit Protection: The LM741H includes internal circuitry to protect against output short circuits.
6. Temperature Stability: It maintains performance across a wide temperature range, making it reliable in varied environmental conditions.
7. Low Noise: The design minimizes noise, which is essential for clear signal processing.
These features make the LM741H suitable for use in integrators, summing amplifiers, and general-purpose amplifier applications in both industrial and consumer electronics.
Pinout
1. Pin 1 (Offset Null): Used to nullify offset voltage.
2. Pin 2 (Inverting Input): Input where the signal to be amplified is applied, inverted at the output.
3. Pin 3 (Non-Inverting Input): Input where the signal is applied and appears at the output in phase.
4. Pin 4 (V- or VCC-): Negative power supply terminal.
5. Pin 5 (Offset Null): Second offset null pin, used with Pin 1 for offset voltage adjustment.
6. Pin 6 (Output): The output terminal where the amplified signal is obtained.
7. Pin 7 (V+ or VCC+): Positive power supply terminal.
8. Pin 8 (N/C): No connection.
The LM741H is widely used in applications requiring general-purpose operational amplifiers, providing functions such as amplification, signal conditioning, and filtering.
Manufacturer
Fairchild Semiconductor was known for its innovation and contributions to the development of the integrated circuit technology. The company introduced several groundbreaking products and was instrumental in establishing the foundations for modern semiconductor manufacturing.
In terms of corporate evolution, Fairchild Semiconductor became part of several mergers and acquisitions over the years. In 2016, it was acquired by ON Semiconductor, which is now known as onsemi. Onsemi is a global supplier of semiconductor-based solutions, providing a comprehensive range of products including power and signal management, logic, discrete, and custom devices to help design energy-efficient electronics.
The LM741H continues to be manufactured by various companies that have acquired the rights or have produced compatible versions since its original release. These versions are used in multiple applications ranging from analog signal processing to use in educational settings, owing to its robustness and reliability.