Lm324 Quad Op-amp Operational Amplifier Ic

The LM324 IC is a versatile quad operational amplifier designed for a wide range of analog applications. It includes four op-amps in one package, each featuring high gain, wide bandwidth, and low power consumption.

Unlike standard op-amps, the LM324 can operate from a single power supply (3V to 32V) or dual supplies (±1.5V to ±16V), making it highly adaptable in both low-power and industrial systems. It is commonly used in signal conditioning, active filters, oscillators, comparators, voltage followers, and control circuits.

🔹 Applications

• Signal Amplification (audio & sensor signals)

• Active filters (low-pass, high-pass, band-pass)

• Oscillators and waveform generators

• Analog computation circuits

• Comparators and voltage followers

• Instrumentation systems

• Control and automation circuits

• DIY electronics and academic projects

🔹 Precautions

• Ensure correct biasing and feedback network for stable operation

• Do not exceed absolute maximum ratings (Vcc = 32V single supply)

• Proper PCB layout reduces noise and crosstalk

• Avoid applying input voltage greater than supply voltage

• Use decoupling capacitors near Vcc pins for stable operation

• Protect against ESD damage during handling

🔹 Technical Specifications

• IC Type: Quad Operational Amplifier

• Package: DIP-14 / SOIC-14

• Number of Amplifiers: 4

• Supply Voltage (Single): 3V – 32V

• Supply Voltage (Dual): ±1.5V – ±16V

• Input Offset Voltage: 2mV typical

• Input Bias Current: 20nA typical

• Open-Loop Voltage Gain: 100 dB

• Unity-Gain Bandwidth: 1.3 MHz

• Slew Rate: 0.5 V/µs

• Output Voltage Swing: 0V to (Vcc – 1.5V)

• Operating Temperature Range: 0°C to +70°C

• Pin Count: 14

📹 Tutorial Video

Watch LM324 Op-Amp Applications Tutorial

🔹 Related Categories

• IC’s

• Electronics Components

• Arduino and Accessories

• Tools and Accessories

🔹 Summary

The LM324 Quad Op-Amp IC is a highly flexible analog IC featuring four independent op-amps in one package. With wide voltage compatibility, low power consumption, and stable performance, it is ideal for signal amplification, filters, oscillators, and control circuits. A must-have for IC’s and Electronics Components collections.