LM741 Operational Amplifier IC – General Purpose Op-Amp (DIP-8 Package)
The 741 IC refers to the LM741, which is a widely used operational amplifier (op-amp). An op-amp is a high-gain electronic voltage amplifier with a differential input and typically a single-ended output. The LM741 op-amp is one of the most common op-amps and has been a standard in analog electronics for decades. The LM741 Op-Amp IC is a classic general-purpose operational amplifier used in analog signal amplification, active filters, oscillators, and voltage comparators. Comes in an easy-to-use DIP-8 package, ideal for breadboarding, prototyping, and DIY electronics.
₹ 14 ₹19
19
Key Features:
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Industry-standard LM741 general-purpose Op-Amp
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8-pin DIP package for breadboard and PCB use
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Wide supply voltage: ±3V to ±22V or single 6V to 44V
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Internal compensation for unity gain stability
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Used in voltage followers, amplifiers, integrators, filters
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Low cost, high reliability, and easy to interface with Arduino
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Compatible with LM324, LM358, TL071 for analog design
Product Description (Detailed):
The LM741 Operational Amplifier IC is a versatile and reliable analog signal processing component used in thousands of classic and modern electronic designs. Known for its high input impedance, low offset voltage, and good frequency response, it is widely used in audio amplification, analog computation, instrumentation, and more.
The LM741 is internally compensated for unity gain, eliminating the need for external compensation capacitors. It can operate with dual (±15V) or single supply configurations and is a staple in academic labs, Arduino-compatible analog circuits, and industrial instrumentation systems.
Technical Specifications:
| Parameter | Specification |
|---|---|
| IC Type | Operational Amplifier (Op-Amp) |
| Package Type | DIP-8 (Dual Inline Package) |
| Supply Voltage Range | ±3V to ±22V or 6V to 44V (single supply) |
| Input Offset Voltage | 2 mV typical |
| Gain Bandwidth Product | 1 MHz |
| Slew Rate | 0.5 V/μs |
| Input Impedance | 2 MΩ |
| Output Voltage Swing | ±14V (with ±15V supply) |
| Common Mode Rejection Ratio | 70 dB typical |
| Output Short Circuit Duration | Continuous |
| Operating Temperature Range | 0°C to +70°C |
How to Use:
Typical Applications:
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Signal amplification (voltage and current)
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Active low-pass, high-pass, band-pass filters
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Analog integrator/differentiator circuits
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Voltage comparator
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Oscillator circuits (square/sine wave)
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Audio preamp or sensor signal conditioning
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Analog-to-digital interface filtering (with Arduino, Raspberry Pi)
Pin Configuration (DIP-8):
| Pin | Name | Description |
|---|---|---|
| 1 | Offset Null | Optional offset trim |
| 2 | Inverting Input (-) | Main inverting terminal |
| 3 | Non-Inverting Input (+) | Main non-inverting terminal |
| 4 | V– (Negative Supply) | GND or –Vcc |
| 5 | Offset Null | Optional offset trim |
| 6 | Output | Amplified signal output |
| 7 | V+ (Positive Supply) | +Vcc |
| 8 | NC | Not Connected |
Applications:
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Sensor signal amplification
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Analog filter and waveform generation
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Audio signal conditioning
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Comparator-based control circuits
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DIY op-amp lab experiments and simulations
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Robotics, instrumentation, and automation
Package Includes:
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1 × LM741 Operational Amplifier IC (DIP-8)
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