Overview
The LMV324IPWRG4Q1, produced by Texas Instruments, is a quad low-voltage operational amplifier. This device is part of the LMV324 series, known for its high performance and versatility in various applications. It operates within a voltage range of 2.7 V to 5.5 V, making it suitable for low-voltage systems. The LMV324IPWRG4Q1 features rail-to-rail output swing, low supply current, and no crossover distortion, enhancing its reliability and efficiency in a wide range of electronic systems.
Key Specifications
| Parameter | Min | Typ | Max | Unit |
|---|---|---|---|---|
| Supply Voltage (VCC) | 2.7 | - | 5.5 | V |
| Operating Temperature (TA) | -40 | - | 125 | °C |
| Supply Current (ICC) per Amplifier | 260 | 410 | 830 | μA |
| Unity-Gain Bandwidth (B1) | - | 1 | - | MHz |
| Phase Margin (Φm) | - | 60 | - | deg |
| Gain Margin (Gm) | - | 10 | - | dB |
| Equivalent Input Noise Voltage (Vn) at 1 kHz | - | 46 | - | nV/√Hz |
| Equivalent Input Noise Current (In) at 1 kHz | - | 0.17 | - | pA/√Hz |
| Slew Rate (SR) | - | 1 | - | V/μs |
Key Features
- Low-Voltage Operation: The LMV324IPWRG4Q1 operates from a single supply voltage of 2.7 V to 5.5 V, making it suitable for low-voltage applications.
- Rail-to-Rail Output Swing: This feature allows the output to swing from the negative supply voltage to the positive supply voltage, maximizing the dynamic range of the amplifier.
- Low Supply Current: With a typical supply current of 410 μA for all four amplifiers, this device is energy-efficient and suitable for battery-powered devices.
- No Crossover Distortion: The absence of crossover distortion ensures that the output signal remains clean and undistorted.
- ESD Protection: The device has ESD protection that exceeds JESD 22 standards, providing robust protection against electrostatic discharge.
- Shutdown Capability: The LMV324S version of this device includes a shutdown feature that reduces the supply current to 5 μA per channel when activated.
Applications
- Desktop PCs and Netbooks: Suitable for various computing applications due to its low power consumption and high performance.
- HVAC Systems: Used in heating, ventilating, and air conditioning systems for precise control and monitoring.
- Motor Control: Employed in AC induction motor control systems for reliable and efficient operation.
- Portable Media Players: Ideal for audio and video applications in portable devices.
- Professional Audio Mixers: Used in professional audio equipment for high-quality signal processing.
- Refrigerators and Washing Machines: Found in high-end and low-end appliances for control and monitoring functions.
Q & A
- What is the operating voltage range of the LMV324IPWRG4Q1?
The LMV324IPWRG4Q1 operates from a single supply voltage of 2.7 V to 5.5 V.
- What is the typical supply current for the LMV324IPWRG4Q1?
The typical supply current for all four amplifiers is 410 μA.
- Does the LMV324IPWRG4Q1 have rail-to-rail output swing?
Yes, the LMV324IPWRG4Q1 features rail-to-rail output swing.
- What is the unity-gain bandwidth of the LMV324IPWRG4Q1?
The unity-gain bandwidth is 1 MHz.
- Does the LMV324IPWRG4Q1 have ESD protection?
Yes, the device has ESD protection that exceeds JESD 22 standards.
- What are some common applications of the LMV324IPWRG4Q1?
Common applications include desktop PCs, HVAC systems, motor control, portable media players, professional audio mixers, and household appliances like refrigerators and washing machines.
- What is the phase margin of the LMV324IPWRG4Q1?
The phase margin is 60 degrees.
- What is the gain margin of the LMV324IPWRG4Q1?
The gain margin is 10 dB.
- Does the LMV324IPWRG4Q1 have a shutdown feature?
The LMV324S version of this device includes a shutdown feature, but it is not specified for the LMV324IPWRG4Q1. However, the LMV324S version reduces the supply current to 5 μA per channel when activated.
- What is the slew rate of the LMV324IPWRG4Q1?
The slew rate is 1 V/μs.
