Overview
The LM324KADR, produced by Texas Instruments, is a next-generation quadruple operational amplifier (op amp) that builds upon the industry-standard LM324 and LM2902 devices. These op amps are designed to provide high performance and reliability, making them suitable for a wide range of cost-sensitive applications. The LM324KADR is part of the B and BA versions, which offer improved specifications and enhanced features compared to their predecessors.
The device includes four high-voltage op amps, each capable of operating within a supply range of 3V to 36V. This versatility, combined with low input offset voltage, high ESD ratings, and integrated EMI and RF filters, makes the LM324KADR an excellent choice for environmentally challenging applications.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Supply Range | 3V to 36V | V |
| Input Offset Voltage | ±2mV (BA version) / ±3mV (B version) | mV |
| ESD Rating | 2kV (HBM), 1.5kV (CDM) | kV |
| Input Bias Current | 50nA maximum | nA |
| Common-Mode Input Voltage Range | Includes V– | V |
| Input Voltage Differential | Up to supply voltage | V |
| Operating Temperature Range | 0 to 70°C | °C |
| Package Type | SOIC (D) | - |
| Number of Pins | 14 | - |
Key Features
- Next-Generation Op Amps: The LM324KADR is part of the next-generation LM324B and LM2902B series, offering improved specifications and enhanced performance.
- Drop-In Replacement: B versions are drop-in replacements for all versions of LM224, LM324, and LM2902.
- Wide Supply Range: Operates within a supply range of 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: Enhances the device's ability to reject electromagnetic interference.
- Low Input Bias Current: 50nA maximum across –40°C to 125°C.
- Common-Mode Input Voltage Range: Includes V–.
- High Differential Input Voltage Capability: Input voltage differential can be driven up to supply voltage.
Applications
- Merchant Network and Server Power Supply Units: Suitable for use in power supply units for servers and merchant networks.
- Multi-function Printers: Used in various printer applications due to its robust performance.
- Power Supplies and Mobile Chargers: Ideal for power supply and mobile charging applications.
- Desktop PC and Motherboard: Can be integrated into desktop PCs and motherboards.
- Indoor and Outdoor Air Conditioners: Used in climate control systems.
- Washers, Dryers, and Refrigerators: Suitable for use in household appliances.
Q & A
- What is the supply range of the LM324KADR?
The supply range of the LM324KADR is 3V to 36V.
- What is the input offset voltage of the LM324KADR?
The input offset voltage is ±2mV for the BA version and ±3mV for the B version.
- What is the ESD rating of the LM324KADR?
The ESD rating is 2kV (HBM) and 1.5kV (CDM).
- What is the input bias current of the LM324KADR?
The input bias current is 50nA maximum across –40°C to 125°C.
- Can the LM324KADR be used as a drop-in replacement for other op amps?
- What is the operating temperature range of the LM324KADR?
The operating temperature range is 0 to 70°C.
- What type of package does the LM324KADR come in?
The LM324KADR comes in a 14-pin SOIC (D) package.
- Does the LM324KADR have integrated EMI and RF filters?
- What are some common applications of the LM324KADR?
- Is the LM324KADR unity-gain stable?
