Overview
The OPA348AIDBVRG4 is a single-channel, low-power, CMOS operational amplifier produced by Texas Instruments. This device is part of the OPAx348 series, known for its low quiescent current and extended bandwidth. The OPA348AIDBVRG4 is designed for single-supply operation with a voltage range of 2.1 V to 5.5 V, making it suitable for a variety of low-power applications. Its compact 5-pin SOT-23 package and rail-to-rail input and output capabilities enhance its versatility in different electronic systems.
Key Specifications
| Parameter | Value | Conditions |
|---|---|---|
| Supply Voltage | 2.1 V to 5.5 V | |
| Quiescent Current | 45 µA | |
| Bandwidth | 1 MHz | |
| Input Bias Current | 0.5 pA | |
| Input Offset Voltage | ±5 mV | VS = 5 V, VCM = (V–) + 0.8 V |
| Common-Mode Voltage Range | (V–) – 0.2 to (V+) + 0.2 V | |
| Operating Temperature Range | –40°C to +125°C | |
| Package Type | 5-Pin SOT-23 |
Key Features
- Single-supply operation with a voltage range of 2.1 V to 5.5 V
- Low quiescent current of 45 µA
- Extended bandwidth of 1 MHz
- Rail-to-rail input and output for increased dynamic range
- Low input bias current of 0.5 pA
- Compact 5-pin SOT-23 package
- Excellent bandwidth-to-power consumption trade-off
Applications
- Portable equipment
- Battery-powered equipment
- Smoke alarms and CO detectors
- Medical instrumentation
- High-impedance sensors
Q & A
- What is the supply voltage range of the OPA348AIDBVRG4?
The supply voltage range is from 2.1 V to 5.5 V.
- What is the quiescent current of the OPA348AIDBVRG4?
The quiescent current is 45 µA.
- What is the bandwidth of the OPA348AIDBVRG4?
The bandwidth is 1 MHz.
- What is the input bias current of the OPA348AIDBVRG4?
The input bias current is 0.5 pA.
- What is the common-mode voltage range of the OPA348AIDBVRG4?
The common-mode voltage range is from (V–) – 0.2 to (V+) + 0.2 V.
- What is the operating temperature range of the OPA348AIDBVRG4?
The operating temperature range is from –40°C to +125°C.
- In what package type is the OPA348AIDBVRG4 available?
The OPA348AIDBVRG4 is available in a 5-pin SOT-23 package.
- What are some typical applications of the OPA348AIDBVRG4?
Typical applications include portable equipment, battery-powered equipment, smoke alarms, CO detectors, and medical instrumentation.
- Why is the OPA348AIDBVRG4 suitable for low-power applications?
The OPA348AIDBVRG4 is suitable for low-power applications due to its low quiescent current and extended bandwidth, making it an optimal choice for devices requiring minimal power consumption.
- What is the significance of rail-to-rail input and output in the OPA348AIDBVRG4?
Rail-to-rail input and output capabilities increase the dynamic range of the amplifier, allowing it to operate effectively across the entire supply voltage range.
