Overview
The LMV324 is a quad operational amplifier (op-amp) from Texas Instruments, designed for low-voltage, low-power applications. It is part of the LMV3xx series, which includes single, dual, and quad op-amp configurations. The LMV324BG-13 is a specific package variant of this device, offered in a 14-pin TSSOP package.
Key Specifications
| Parameter | Min | Typical | Max | Unit |
|---|---|---|---|---|
| Supply Voltage (VCC) | 2.7 | - | 5.5 | V |
| Operating Temperature (TA) | -40 | - | 125 | °C |
| Supply Current (ICC) per Amplifier | 260 | 410 | 680 | μA |
| Input Offset Voltage (VIO) | - | 1.7 | 7 | mV |
| Input Bias Current (IIB) | - | 15 | 250 | nA |
| Output Short-Circuit Current | - | 40 | - | mA |
| Unity-Gain Bandwidth | - | 1 | - | MHz |
| Phase Margin | - | 60 | - | deg |
| Gain Margin | - | 10 | - | dB |
Key Features
- No crossover distortion
- Rail-to-rail output swing
- Low supply current
- ESD protection exceeds JESD 22 - 2000-V human-body model and 1000-V charged-device model
- Operating temperature range from -40°C to +125°C
- Available in various packages including TSSOP, SOIC, VSSOP, and SC-70
Applications
- Desktop PCs
- HVAC systems (heating, ventilating, and air conditioning)
- Motor control: AC induction
- Net-books and portable media players
- Telecom DC/DC modules
- Professional audio mixers
- Refrigerators and washing machines
Q & A
- What is the LMV324BG-13? The LMV324BG-13 is a quad operational amplifier from Texas Instruments, packaged in a 14-pin TSSOP package.
- What is the operating temperature range of the LMV324? The operating temperature range is from -40°C to +125°C.
- What is the typical supply current for the LMV324? The typical supply current for all four amplifiers is 410 μA.
- Does the LMV324 have ESD protection? Yes, it exceeds JESD 22 - 2000-V human-body model and 1000-V charged-device model.
- What are the common applications of the LMV324? Common applications include desktop PCs, HVAC systems, motor control, net-books, portable media players, telecom DC/DC modules, professional audio mixers, refrigerators, and washing machines.
- What is the unity-gain bandwidth of the LMV324? The unity-gain bandwidth is 1 MHz.
- Does the LMV324 have rail-to-rail output swing? Yes, it does.
- What is the phase margin of the LMV324? The phase margin is 60 degrees.
- What is the gain margin of the LMV324? The gain margin is 10 dB.
- Are there any upgraded versions of the LMV324? Yes, there are upgraded versions such as LMV321A, LMV358A, and LMV324A.
