Overview
The LMV324IPWRQ1 is a quad low-voltage operational amplifier produced by Texas Instruments. It is part of the LMV3xx series, which includes single, dual, and quad configurations. This device is known for its rail-to-rail output swing and low-voltage operation, making it suitable for a wide range of applications. The LMV324IPWRQ1 operates within a voltage range of 2.7 V to 5.5 V and is designed to provide high performance with low power consumption.
Key Specifications
| Parameter | Typical Value | Full Range |
|---|---|---|
| Supply Voltage | 2.7 V to 5.5 V | - |
| Supply Current (all four amplifiers) | 410 μA (at 25°C) | 260 μA to 830 μA (−40°C to 125°C) |
| Unity-Gain Bandwidth | 1 MHz (CL = 200 pF) | - |
| Phase Margin | 60 degrees | - |
| Gain Margin | 10 dB | - |
| Equivalent Input Noise Voltage | 39 nV/√Hz (at 1 kHz) | - |
| Equivalent Input Noise Current | 0.21 pA/√Hz (at 1 kHz) | - |
| Slew Rate | 1 V/μs | - |
| Output Short Circuit Current (sourcing) | 5 mA to 60 mA | - |
| Output Short Circuit Current (sinking) | 10 mA to 160 mA | - |
Key Features
- Rail-to-rail output swing, allowing the output voltage to swing from the negative supply voltage to the positive supply voltage.
- Low supply current: 410 μA typical for all four amplifiers at 25°C.
- No crossover distortion.
- ESD protection exceeds JESD 22 – 2000-V human-body model and 1000-V charged-device model.
- Operating temperature range: −40°C to +125°C.
- Unity-gain bandwidth of 1 MHz with a 200 pF load capacitor.
- Phase margin of 60 degrees and gain margin of 10 dB.
Applications
- Desktop PCs and net-books.
- HVAC systems (heating, ventilating, and air conditioning).
- Motor control, including AC induction motors.
- Portable media players.
- Telecom DC/DC modules.
- Professional audio mixers.
- Refrigerators and washing machines (both high-end and low-end models).
Q & A
- What is the operating voltage range of the LMV324IPWRQ1?
The LMV324IPWRQ1 operates within a voltage range of 2.7 V to 5.5 V.
- What is the typical supply current for the LMV324IPWRQ1?
The typical supply current for the LMV324IPWRQ1 is 410 μA at 25°C for all four amplifiers.
- Does the LMV324IPWRQ1 have rail-to-rail output swing?
- What is the unity-gain bandwidth of the LMV324IPWRQ1?
The unity-gain bandwidth of the LMV324IPWRQ1 is 1 MHz with a 200 pF load capacitor.
- What is the phase margin of the LMV324IPWRQ1?
The phase margin of the LMV324IPWRQ1 is 60 degrees.
- What is the gain margin of the LMV324IPWRQ1?
The gain margin of the LMV324IPWRQ1 is 10 dB.
- What is the slew rate of the LMV324IPWRQ1?
The slew rate of the LMV324IPWRQ1 is 1 V/μs.
- What are some common applications of the LMV324IPWRQ1?
The LMV324IPWRQ1 is used in desktop PCs, HVAC systems, motor control, portable media players, telecom DC/DC modules, professional audio mixers, refrigerators, and washing machines.
- Does the LMV324IPWRQ1 have ESD protection?
- What is the operating temperature range of the LMV324IPWRQ1?
The operating temperature range of the LMV324IPWRQ1 is −40°C to +125°C.
