Overview
The LMV324SIDRE4 is a quad low-voltage operational amplifier produced by Texas Instruments. It is part of the LMV324 series, which includes single, dual, and quad configurations. This device is designed for low-voltage operation, ranging from 2.7 V to 5.5 V, and features a rail-to-rail output swing. The LMV324 is particularly suited for applications where low power consumption, small package size, and cost-effectiveness are crucial.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Supply Voltage (Single-Supply Operation) | 2.7 to 5.5 | V |
| Operating Free-Air Temperature | -40 to 125 | °C |
| Supply Current (Typical) | 410 | μA |
| Unity-Gain Bandwidth | 1 | MHz |
| Phase Margin | 60 | deg |
| Gain Margin | 10 | dB |
| Equivalent Input Noise Voltage (f = 1 kHz) | 46 | nV/√Hz |
| Equivalent Input Noise Current (f = 1 kHz) | 0.17 | pA/√Hz |
| ESD Protection | 2000-V human-body model, 1000-V charged-device model |
Key Features
- Rail-to-rail output swing, allowing the output voltage to swing from the negative supply voltage to the positive supply voltage.
- No crossover distortion, ensuring clean and accurate signal amplification.
- Low supply current, with a typical value of 410 μA for the LMV324.
- Wide operating temperature range from -40°C to 125°C.
- Compact package options, including SOIC, VSSOP, and TSSOP, making it suitable for space-constrained designs.
- ESD protection exceeding JESD 22 standards for both human-body and charged-device models.
- Shutdown feature (for LMV324S) to reduce power consumption when not in use.
Applications
- Desktop PCs and net-books.
- Heating, Ventilating, and Air Conditioning (HVAC) systems.
- Motor control, including AC induction motors.
- Portable media players and professional audio mixers.
- Telecom DC/DC modules and power supplies.
- High-end and low-end washing machines and refrigerators.
Q & A
- What is the operating voltage range of the LMV324?
The LMV324 operates from 2.7 V to 5.5 V.
- What is the typical supply current for the LMV324?
The typical supply current for the LMV324 is 410 μA.
- Does the LMV324 have rail-to-rail output swing?
Yes, the LMV324 features rail-to-rail output swing.
- What is the operating temperature range of the LMV324?
The operating temperature range is from -40°C to 125°C.
- What types of packages are available for the LMV324?
The LMV324 is available in SOIC, VSSOP, and TSSOP packages.
- Does the LMV324 have ESD protection?
Yes, the LMV324 has ESD protection exceeding JESD 22 standards.
- What are some common applications for the LMV324?
Common applications include desktop PCs, HVAC systems, motor control, portable media players, and professional audio mixers.
- Is there a shutdown feature available in the LMV324 series?
Yes, the LMV324S model includes a shutdown feature to reduce power consumption when not in use.
- What is the unity-gain bandwidth of the LMV324?
The unity-gain bandwidth of the LMV324 is 1 MHz.
- What is the phase margin of the LMV324?
The phase margin of the LMV324 is 60 degrees.
