Overview
The OPA348AIDBVR is a single-supply, low-power, CMOS operational amplifier from Texas Instruments. It is part of the OPAx348 series, which includes the OPA348, OPA2348, and OPA4348, offering one, two, and four channels respectively. This amplifier is designed for low-power applications and features an extended bandwidth of 1 MHz and a supply current of 45 µA. It operates on single supplies ranging from 2.1 V to 5.5 V, making it suitable for a variety of portable and battery-powered devices.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Bandwidth | 1 | MHz |
| Supply Current | 45 | µA |
| Supply Voltage Range | 2.1 to 5.5 | V |
| Input Bias Current | 0.5 | pA |
| Input Offset Voltage | 1.5 | mV |
| Common-Mode Voltage Range | (V–) – 0.2 to (V+) + 0.2 | V |
| Operating Temperature Range | -40 to 125 | °C |
| Package Types | 5-Pin SC70, 5-Pin SOT-23, 8-Pin SOIC |
Key Features
- Rail-to-Rail Input and Output
- Low Quiescent Current: 45 µA
- Micro Size Packages: 5-Pin SC70, 5-Pin SOT-23, 8-Pin SOIC
- Excellent Bandwidth-to-Power Consumption Trade-off
- Single Supply Operation: 2.1 V to 5.5 V
- Low Input Bias Current: 0.5 pA
Applications
- Portable Equipment
- Battery-Powered Equipment
- Smoke Alarms and CO Detectors
- Medical Instrumentation
- High-Impedance Sensors
Q & A
- What is the bandwidth of the OPA348AIDBVR?
The bandwidth of the OPA348AIDBVR is 1 MHz.
- What is the typical supply current of the OPA348AIDBVR?
The typical supply current is 45 µA.
- What is the input bias current of the OPA348AIDBVR?
The input bias current is 0.5 pA.
- What are the available package types for the OPA348AIDBVR?
The available package types are 5-Pin SC70, 5-Pin SOT-23, and 8-Pin SOIC.
- What is the operating temperature range of the OPA348AIDBVR?
The operating temperature range is -40°C to 125°C.
- What are some typical applications of the OPA348AIDBVR?
Typical applications include portable equipment, battery-powered equipment, smoke alarms, CO detectors, and medical instrumentation.
- Does the OPA348AIDBVR support rail-to-rail input and output?
- What is the common-mode voltage range of the OPA348AIDBVR?
The common-mode voltage range is (V–) – 0.2 to (V+) + 0.2 V.
- How many channels does the OPA348AIDBVR have?
The OPA348AIDBVR has one channel.
- What is the input offset voltage of the OPA348AIDBVR?
The input offset voltage is 1.5 mV.
