Overview
The OPA2348AIDR is a part of the OPAx348 series of operational amplifiers produced by Texas Instruments. These amplifiers are single-supply, low-power, CMOS operational amplifiers designed for low-power applications. They feature an extended bandwidth of 1 MHz and a supply current of 45 µA, making them suitable for use on single supplies ranging from 2.1 V to 5.5 V. The OPA2348 specifically is a dual-channel operational amplifier, offering excellent bandwidth-to-power consumption trade-off and is available in compact packages such as 8-pin SOT-23 and 8-pin SOIC.
Key Specifications
| Specification | Value |
|---|---|
| Number of Channels | 2 |
| Supply Voltage Range | 2.1 V to 5.5 V |
| Supply Current (Typical) | 45 µA |
| Bandwidth | 1 MHz |
| Slew Rate | 0.5 V/µs |
| Input Bias Current | 0.5 pA |
| Input/Output Type | Rail-to-Rail |
| Operating Temperature Range | -40°C to +125°C |
| Package Types | 8-Pin SOT-23, 8-Pin SOIC |
| Package Size (SOIC) | 4.90 mm × 3.91 mm |
| Package Size (SOT-23) | 2.90 mm × 1.63 mm |
Key Features
- Low supply current of 45 µA, making it ideal for low-power applications.
- Rail-to-Rail input and output capabilities.
- Single supply operation from 2.1 V to 5.5 V.
- Very low input bias current of 0.5 pA.
- Compact micro-size packages including 8-pin SOT-23 and 8-pin SOIC.
- Excellent bandwidth-to-power consumption trade-off.
Applications
The OPA2348AIDR is particularly useful in various low-power applications, including:
- Smoke detectors and other high-impedance sensors.
- Battery-powered devices where low power consumption is critical.
- Portable electronics requiring compact and efficient operational amplifiers.
- Medical devices and other applications where low current draw is essential.
Q & A
- What is the typical supply current of the OPA2348AIDR?
The typical supply current is 45 µA. - What is the bandwidth of the OPA2348AIDR?
The bandwidth is 1 MHz. - What is the input bias current of the OPA2348AIDR?
The input bias current is 0.5 pA. - What are the available package types for the OPA2348AIDR?
The available package types are 8-Pin SOT-23 and 8-Pin SOIC. - What is the operating temperature range of the OPA2348AIDR?
The operating temperature range is -40°C to +125°C. - Is the OPA2348AIDR RoHS compliant?
Yes, the OPA2348AIDR is RoHS compliant. - What is the slew rate of the OPA2348AIDR?
The slew rate is 0.5 V/µs. - Can the OPA2348AIDR operate on a single supply?
Yes, it can operate on a single supply from 2.1 V to 5.5 V. - How many channels does the OPA2348AIDR have?
The OPA2348AIDR has 2 channels. - What are some typical applications of the OPA2348AIDR?
Typical applications include smoke detectors, battery-powered devices, portable electronics, and medical devices.
