The LMV321A-TR is a low-power, single-channel operational amplifier (op-amp) manufactured by 3Peak. It is designed for a wide range of applications requiring low voltage operation, low power consumption, and good performance. This op-amp is suitable for battery-powered devices and portable equipment.
Applications:
- Low-power audio amplifiers
- Portable instrumentation
- Sensor signal conditioning
- Active filters
- Battery-powered devices
Features:
- Low supply voltage operation (2.7V to 5.5V)
- Low quiescent current (typically 120μA)
- Rail-to-rail output swing
- Gain bandwidth product: 1 MHz
- Surface Mount Device (SMD) package (SOT-23)
Benefits:
- Extends battery life in portable devices due to its low power consumption.
- Provides a wide output voltage range, maximizing signal dynamic range.
- Offers stable performance over a wide temperature range.
- Simplifies circuit design with its small SMD package.
- Reduces system cost due to its low power requirements.
Additional Details:
The LMV321A-TR is commonly available in a SOT-23 package. Its input bias current is typically 50nA. The common-mode rejection ratio (CMRR) and power supply rejection ratio (PSRR) are typically around 90dB. It is crucial to consult the datasheet for accurate electrical specifications, including input offset voltage, input bias current, and open-loop gain, to ensure optimal performance in the intended application. The operating temperature range typically spans from -40°C to +85°C. This op-amp is well-suited for a variety of applications, including audio amplification, signal conditioning, and filtering in portable and battery-powered devices.
When selecting an operational amplifier, parameters such as supply voltage, input bias current, gain bandwidth product, and output swing should be carefully evaluated to meet the specific requirements of the application. The LMV321A-TR provides a good balance of performance, low power consumption, and cost-effectiveness.
