Overview
The LM224DRG4 is a quad operational amplifier (op-amp) produced by Texas Instruments. It is part of the next-generation LM324B and LM2902B family, which are drop-in replacements for all versions of the LM224, LM324, and LM2902 devices. This op-amp is designed to provide high performance and reliability in a variety of applications, with features such as a wide supply voltage range, low input offset voltage, and high ESD ratings.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Supply Voltage Range | 3V to 36V | V |
| Input Offset Voltage (B version) | ±3mV | mV |
| Input Offset Voltage (BA version) | ±2mV | mV |
| ESD Rating (HBM) | 2kV | V |
| ESD Rating (CDM) | 1.5kV | V |
| Input Bias Current | 50nA (max) | nA |
| Common-Mode Input Voltage Range | Includes V– | - |
| Operating Temperature Range | -25°C to 85°C | °C |
| Package Type | SOIC-14 | - |
| Bandwidth | 1.2 MHz | Hz |
Key Features
- New LM324B and LM2902B versions with improved specifications.
- 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 ratings: 2kV (HBM), 1.5kV (CDM).
- Integrated RF and EMI filter for improved noise rejection.
- Low input bias current: 50nA maximum across –40°C to 125°C.
- Common-mode input voltage range includes V–.
- Input voltage differential can be driven up to supply voltage.
Applications
- Merchant network and server power supply units.
- Multi-function printers.
- Power supplies and mobile chargers.
- Desktop PC and motherboard.
- Indoor and outdoor air conditioners.
- Washers, dryers, and refrigerators.
Q & A
- What is the supply voltage range of the LM224DRG4?
The supply voltage range of the LM224DRG4 is 3V to 36V.
- What is the input offset voltage of the LM224DRG4?
The input offset voltage is ±2mV for the BA version and ±3mV for the B version.
- What are the ESD ratings of the LM224DRG4?
The ESD ratings are 2kV (HBM) and 1.5kV (CDM).
- What is the operating temperature range of the LM224DRG4?
The operating temperature range is -25°C to 85°C.
- What package type is the LM224DRG4 available in?
The LM224DRG4 is available in a SOIC-14 package.
- What is the bandwidth of the LM224DRG4?
The bandwidth is 1.2 MHz.
- Can the LM224DRG4 replace older versions of LM224, LM324, and LM2902?
- What are some common applications of the LM224DRG4?
- Does the LM224DRG4 have integrated EMI and RF filters?
- What is the maximum input bias current of the LM224DRG4?
