Overview
The LM324KAPW is a next-generation version of the industry-standard operational amplifier (op amp) LM324, produced by Texas Instruments. This device is part of the LM324B and LM2902B family, which includes four high-voltage (36V) op amps. It is designed to provide outstanding value for cost-sensitive applications, offering improved specifications and enhanced performance.
The LM324KAPW is a drop-in replacement for all versions of LM224, LM324, and LM2902, making it versatile for various design needs. It features low input offset voltage, high ESD rating, and integrated EMI and RF filters, making it suitable for rugged and environmentally challenging applications.
Key Specifications
| Parameter | Symbol | Conditions | Min. | Typ. | Max. | Unit |
|---|---|---|---|---|---|---|
| Supply Voltage Range | VCC | 3 | 36 | V | ||
| Input Offset Voltage | VIO | VICM = 0V to VCC - 1.5V | 3 | mV | ||
| Input Offset Voltage (BA Version) | VIO | VICM = 0V to VCC - 1.5V | 2 | mV | ||
| Input Bias Current | IBIAS | VCM = 0V | 50 | nA | ||
| Common-Mode Input Voltage Range | VI(R) | 0 | VCC - 2.0 | V | ||
| Differential Input Voltage | VI(DIFF) | VCC | V | |||
| ESD Rating | 2kV (HBM) | 1.5kV (CDM) | ||||
| Quiescent Current per Amplifier | 240 | μA |
Key Features
- Next-generation LM324B and LM2902B devices, offering improved specifications over previous versions.
- Drop-in replacements for all versions of LM224, LM324, and LM2902.
- Wide supply voltage range: 3V to 36V (B, BA versions).
- Low input offset voltage: ±2mV (BA version) / 3mV (B version).
- High ESD rating: 2kV (HBM), 1.5kV (CDM).
- Integrated EMI and RF filters for enhanced noise rejection.
- Low input bias current: 50nA maximum (across –40°C to 125°C).
- Common-mode input voltage range includes ground.
- Input voltage differential can be driven up to supply voltage.
- Unity-gain stable with high differential input voltage capability.
Applications
The LM324KAPW is suitable for a variety of applications, including:
- Transducer amplifiers.
- DC gain blocks.
- Conventional op-amp circuits.
- Battery-operated devices due to its low power drain.
- Rugged and environmentally challenging applications due to its high ESD rating and integrated EMI and RF filters.
Q & A
- What is the supply voltage range of the LM324KAPW?
The supply voltage range of the LM324KAPW is 3V to 36V.
- What is the input offset voltage of the LM324KAPW?
The input offset voltage of the LM324KAPW is ±3mV (±2mV for BA version).
- What is the ESD rating of the LM324KAPW?
The ESD rating of the LM324KAPW is 2kV (HBM) and 1.5kV (CDM).
- Does the LM324KAPW have integrated EMI and RF filters?
Yes, the LM324KAPW has integrated EMI and RF filters.
- What is the common-mode input voltage range of the LM324KAPW?
The common-mode input voltage range includes ground up to VCC - 2.0V.
- Can the input voltage differential be driven up to the supply voltage?
Yes, the input voltage differential can be driven up to the supply voltage.
- Is the LM324KAPW unity-gain stable?
Yes, the LM324KAPW is unity-gain stable.
- What is the quiescent current per amplifier for the LM324KAPW?
The quiescent current per amplifier for the LM324KAPW is typically 240µA.
- What are some common applications of the LM324KAPW?
Common applications include transducer amplifiers, DC gain blocks, conventional op-amp circuits, and battery-operated devices.
- Can the LM324KAPW be used in rugged and environmentally challenging applications?
Yes, the LM324KAPW is suitable for rugged and environmentally challenging applications due to its high ESD rating and integrated EMI and RF filters.
