Overview
The LM324DR is a quadruple operational amplifier (op-amp) produced by Texas Instruments. It is designed for general-purpose applications and is known for its high performance and versatility. This device features four independent op-amps in a single package, making it ideal for a variety of uses where multiple amplification stages are required. The LM324DR operates with a wide supply voltage range and offers low input offset voltage, high differential input voltage capability, and integrated EMI and RF filters, making it suitable for rugged and environmentally challenging applications.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Amplifier Type | General Purpose | |
| Mounting Type | Surface Mount | |
| Package Type | SOIC | |
| Power Supply Type | Dual, Single | |
| Number of Channels per Chip | 4 | |
| Pin Count | 14 | |
| Typical Single Supply Voltage | 3 to 32 V | |
| Typical Gain Bandwidth Product | 1.2 MHz | |
| Operating Temperature Range | 0 to 70 °C | |
| Input Offset Voltage | ±3 mV (typical) | |
| ESD Rating | 2 kV (HBM), 1.5 kV (CDM) | |
| Input Bias Current | 50 nA (maximum) |
Key Features
- 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.
- 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.
- Unity-gain stable.
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 typical gain bandwidth product of the LM324DR? The typical gain bandwidth product of the LM324DR is 1.2 MHz.
- How many channels does the LM324DR have per chip? The LM324DR has 4 channels per chip.
- What is the operating temperature range of the LM324DR? The operating temperature range of the LM324DR is 0 to 70 °C.
- What is the input offset voltage of the LM324DR? The input offset voltage of the LM324DR is typically ±3 mV.
- Does the LM324DR have integrated EMI and RF filters? Yes, the LM324DR has integrated EMI and RF filters.
- What is the ESD rating of the LM324DR? The ESD rating of the LM324DR is 2 kV (HBM) and 1.5 kV (CDM).
- Can the LM324DR be used in rugged and environmentally challenging applications? Yes, the LM324DR is suitable for rugged and environmentally challenging applications due to its high ESD rating and integrated filters.
- What is the package type of the LM324DR? The package type of the LM324DR is SOIC.
- Is the LM324DR unity-gain stable? Yes, the LM324DR is unity-gain stable.
- What are some common applications of the LM324DR? Common applications include power supplies, multi-function printers, desktop PCs, and household appliances.
