Overview
The LM324MX/NOPB is a quad operational amplifier produced by Texas Instruments. It is part of the LM324 series, known for its low power consumption and wide range of operating voltages. This device is particularly useful in various analog circuits due to its high input impedance, large DC voltage gain, and wide bandwidth. The LM324MX/NOPB is packaged in a 14-pin SOIC package, making it suitable for a variety of applications in industrial, automotive, and consumer electronics.
Key Specifications
| Parameter | Minimum | Typical | Maximum |
|---|---|---|---|
| Supply Voltage Range | 3 V | - | 32 V |
| Input Offset Voltage (TA = 25°C) | 1 mV | 2 mV | 3 mV |
| Input Bias Current (VCM = 0 V, TA = 25°C) | 20 nA | 50 nA | 100 nA |
| Input Offset Current (VCM = 0 V, TA = 25°C) | 2 nA | 10 nA | 30 nA |
| Input Common-Mode Voltage Range (V+ = 30 V, TA = 25°C) | 0 V | - | V+ - 1.5 V |
| Supply Current (V+ = 30 V, RL = ∞, TA = 25°C) | 1.5 mA | 3 mA | - |
| Large Signal Voltage Gain (V+ = 15 V, RL ≥ 2 kΩ, TA = 25°C) | 50 V/mV | 100 V/mV | - |
| Bandwidth (Unity Gain) | - | 1 MHz | - |
| Operating Temperature Range | 0°C | - | 70°C |
Key Features
- Low power consumption with a supply current of 1.5 mA to 3 mA over the full temperature range.
- Wide supply voltage range from 3 V to 32 V, making it versatile for various applications.
- High input impedance and large DC voltage gain of 100 dB.
- Wide bandwidth of 1 MHz at unity gain.
- Input common-mode voltage range from 0 V to V+ - 1.5 V.
- High reliability with a maximum junction temperature of 125°C and thermal resistance of 88°C/W.
Applications
The LM324MX/NOPB is widely used in various analog circuits and systems, including:
- Industrial control systems
- Automotive electronics
- Consumer electronics such as audio equipment and medical devices
- Signal conditioning and amplification in sensors and transducers
- Active filters and integrators
Q & A
- What is the supply voltage range of the LM324MX/NOPB?
The supply voltage range is from 3 V to 32 V. - What is the typical input offset voltage at 25°C?
The typical input offset voltage is 2 mV. - What is the bandwidth of the LM324MX/NOPB at unity gain?
The bandwidth at unity gain is 1 MHz. - What is the maximum operating temperature for the LM324MX/NOPB?
The maximum operating temperature is 70°C. - What is the input common-mode voltage range for the LM324MX/NOPB?
The input common-mode voltage range is from 0 V to V+ - 1.5 V. - How many operational amplifiers are included in the LM324MX/NOPB package?
The package includes four operational amplifiers. - What is the typical supply current for the LM324MX/NOPB at 25°C?
The typical supply current is 3 mA. - Is the LM324MX/NOPB suitable for high-temperature applications?
Yes, it can operate up to 70°C, but it must be derated based on a 125°C maximum junction temperature. - What is the package type of the LM324MX/NOPB?
The package type is 14-pin SOIC. - What are some common applications of the LM324MX/NOPB?
Common applications include industrial control systems, automotive electronics, consumer electronics, and signal conditioning.
