Overview
The OPA2347EA/250 is a dual, low-power operational amplifier produced by Texas Instruments. This microPower amplifier is designed for applications requiring low quiescent current and high speed/power ratio. It is available in several micro packages, including the SOT-23-8, which makes it ideal for portable and battery-powered equipment. The OPA2347 operates with a single or dual power supply from 2.3V to 5.5V and is specified for operation over a temperature range of -55°C to +125°C.
Key Specifications
| Specification | Value |
|---|---|
| Package | SOT-23 (DCN) with 8 pins |
| Operating Temperature Range | -55°C to 125°C |
| Quiescent Current per Channel | 20µA (maximum 34µA) |
| Bandwidth | 350kHz |
| Input Range | Extends 200mV beyond the rails |
| Output Range | Within 5mV of the rails |
| Power Supply | Single or dual supply: 2.3V to 5.5V |
| Package Quantity | Carrier 250 (SMALL T&R) |
Key Features
- Low quiescent current: 20µA per channel (maximum 34µA).
- High speed/power ratio with a bandwidth of 350kHz.
- Rail-to-rail input and output.
- Available in micro packages: WCSP-8, SC70-5, SOT23-5, SOT23-8, and TSSOP-14.
- Single supply operation: 2.3V to 5.5V.
Applications
- Portable equipment.
- Battery-powered equipment.
- 2-wire transmitters.
- Smoke detectors.
- CO detectors.
Q & A
- What is the package type of the OPA2347EA/250? The OPA2347EA/250 is available in a SOT-23 (DCN) package with 8 pins.
- What is the operating temperature range of the OPA2347EA/250? The operating temperature range is -55°C to 125°C.
- What is the quiescent current per channel of the OPA2347EA/250? The quiescent current per channel is 20µA (maximum 34µA).
- What is the bandwidth of the OPA2347EA/250? The bandwidth is 350kHz.
- Does the OPA2347EA/250 support rail-to-rail input and output? Yes, it supports rail-to-rail input and output.
- What are the typical applications of the OPA2347EA/250? Typical applications include portable equipment, battery-powered equipment, 2-wire transmitters, smoke detectors, and CO detectors.
- What is the power supply range for the OPA2347EA/250? The power supply range is from 2.3V to 5.5V for single or dual supply.
- In what packages is the OPA2347 available? The OPA2347 is available in WCSP-8, SC70-5, SOT23-5, SOT23-8, and TSSOP-14 packages.
- What is the input range of the OPA2347EA/250? The input range extends 200mV beyond the rails.
- What is the output range of the OPA2347EA/250? The output range is within 5mV of the rails.
