Overview
The LPV321DBVRG4 is a low-power, low-voltage operational amplifier (op-amp) manufactured by Texas Instruments. Designed for applications requiring minimal power consumption and rail-to-rail output, this op-amp is part of the LPV321 series, which is known for its efficiency and compact design. It is packaged in a SOT-23-5 form factor, making it suitable for space-constrained applications. The LPV321DBVRG4 is ideal for battery-powered devices, portable electronics, and other low-voltage systems where power efficiency and small footprint are critical.
Key Specifications
| Parameter | Value | Unit | Notes |
|---|---|---|---|
| Supply Voltage | 1.8 to 5.5 | V | Single supply |
| Quiescent Current | 9 | µA | Typical |
| Gain Bandwidth Product | 152 | kHz | Typical |
| Slew Rate | 0.1 | V/µs | Typical |
| Input Offset Voltage | 1.5 | mV | Maximum |
| Input Bias Current | 2 | nA | Typical |
| Operating Temperature | -40 to 85 | °C | |
| Package | SOT-23-5 | Surface mount |
Key Features
- Low quiescent current of 9 µA, ideal for battery-powered applications.
- Rail-to-rail output for maximum dynamic range in low-voltage systems.
- Wide supply voltage range from 1.8 V to 5.5 V, supporting single-supply operation.
- Compact SOT-23-5 package, suitable for space-constrained designs.
- Low input bias current of 2 nA, minimizing errors in high-impedance circuits.
Applications
The LPV321DBVRG4 is widely used in applications where low power consumption and small size are critical. Typical applications include battery-powered devices such as portable medical equipment, handheld instruments, and IoT sensors. It is also suitable for signal conditioning in low-voltage systems, audio amplification, and sensor interfacing. Its rail-to-rail output capability makes it ideal for applications requiring maximum signal swing in low-voltage environments.
Q & A
1. What is the supply voltage range of the LPV321DBVRG4?
The supply voltage range is 1.8 V to 5.5 V, supporting single-supply operation.
2. What is the typical quiescent current of this op-amp?
The typical quiescent current is 9 µA.
3. Does the LPV321DBVRG4 support rail-to-rail output?
Yes, it features rail-to-rail output for maximum dynamic range.
4. What is the gain bandwidth product of this op-amp?
The gain bandwidth product is typically 152 kHz.
5. What is the maximum input offset voltage?
The maximum input offset voltage is 1.5 mV.
6. What is the typical input bias current?
The typical input bias current is 2 nA.
7. What is the operating temperature range?
The operating temperature range is -40 °C to 85 °C.
8. What package does the LPV321DBVRG4 come in?
It is packaged in a SOT-23-5 surface-mount package.
9. Is this op-amp suitable for battery-powered applications?
Yes, its low quiescent current and wide supply voltage range make it ideal for battery-powered devices.
10. What are some typical applications of the LPV321DBVRG4?
Typical applications include portable medical equipment, handheld instruments, IoT sensors, and low-voltage signal conditioning.
