Overview
The LM324KPWR is a quad operational amplifier (op-amp) produced by Texas Instruments. It is part of the next-generation LM324B and LM2902B series, which are designed to offer improved specifications and enhanced performance compared to their predecessors. This device is particularly suited for cost-sensitive applications that require high reliability and robust performance.
The LM324KPWR features four independent, high-gain, internally frequency-compensated operational amplifiers. It is available in a TSSOP (PW) package with 14 pins, making it versatile for various circuit designs. The device is unity-gain stable and offers a wide range of operating conditions, including a supply voltage range of 3V to 36V and an operating temperature range of 0°C to 70°C.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Supply Voltage Range | 3V to 36V | V |
| Input Offset Voltage | ±2mV (BA version) / ±3mV (B version) | mV |
| Input Bias Current | 50nA maximum | nA |
| Common-Mode Input Voltage Range | 0 to VCC - 1.5V | V |
| Differential Input Voltage | Up to supply voltage | V |
| ESD Rating | 2kV (HBM), 1.5kV (CDM) | V |
| Operating Temperature Range | 0°C to 70°C | °C |
| Storage Temperature Range | -65°C to +150°C | °C |
| Large Signal Voltage Gain | 25 to 100 V/mV | V/mV |
| Output Voltage Swing | 26V (RL=2kΩ), 27V (RL=10kΩ) at VCC=30V | V |
Key Features
- Next-generation LM324B and LM2902B devices with improved specifications.
- Drop-in replacements for all versions of LM224, LM324, and LM2902.
- Wide supply voltage range: 3V to 36V.
- 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.
- Common-mode input voltage range includes V–.
- Input voltage differential can be driven up to supply voltage.
Applications
The LM324KPWR is suitable for a wide range of applications, including:
- Cost-sensitive analog circuits.
- Industrial control systems.
- Audio and video equipment.
- Medical devices.
- Automotive systems.
- Environmental monitoring and control systems.
Q & A
- What is the supply voltage range of the LM324KPWR?
The supply voltage range is 3V to 36V.
- What is the input offset voltage of the LM324KPWR?
The input offset voltage is ±2mV for the BA version and ±3mV for the B version.
- What is the ESD rating of the LM324KPWR?
The ESD rating is 2kV (HBM) and 1.5kV (CDM).
- What is the operating temperature range of the LM324KPWR?
The operating temperature range is 0°C to 70°C.
- Can the LM324KPWR be used as a drop-in replacement for other LM324 versions?
Yes, the LM324B and LM2902B devices can drop-in replace all versions of the LM224, LM324, and LM2902.
- What is the common-mode input voltage range of the LM324KPWR?
The common-mode input voltage range is 0 to VCC - 1.5V.
- Does the LM324KPWR have integrated EMI and RF filters?
Yes, it has integrated EMI and RF filters for enhanced noise rejection.
- What is the typical quiescent current per amplifier for the LM324KPWR?
The typical quiescent current per amplifier is 240µA.
- What is the large signal voltage gain of the LM324KPWR?
The large signal voltage gain is 25 to 100 V/mV.
- What is the output voltage swing of the LM324KPWR?
The output voltage swing is 26V (RL=2kΩ) and 27V (RL=10kΩ) at VCC=30V.
