Overview
The OPA338NA/3K is a single, 5.5-V, 62.5-MHz, rail-to-rail output (RRO) operational amplifier manufactured by Texas Instruments. This CMOS operational amplifier is designed for low-cost and miniature applications, making it ideal for space-sensitive designs. It operates on a single supply voltage ranging from 2.5V to 5.5V and is known for its high-speed operation, low bias current, and high open-loop gain.
Key Specifications
| Parameter | Value | Units |
|---|---|---|
| Manufacturer | Texas Instruments | |
| Package Type | SOT-23-5 | |
| Supply Voltage | 2.5V to 5.5V | V |
| Operating Temperature Range | -40°C to +85°C | °C |
| Storage Temperature Range | -55°C to +125°C | °C |
| Input Voltage | (V-) -0.5V to (V+) +0.5V | V |
| Input Current | 10mA | mA |
| Output Short Circuit | Continuous | |
| Junction Temperature | 150°C | °C |
| Lead Temperature (soldering, 10s) | 300°C | °C |
| Thermal Resistance (θJA) | 200°C/W | °C/W |
| Quiescent Current | 525µA/amp | µA |
| Bandwidth | 62.5MHz | MHz |
| Slew Rate | 4.6V/µs | V/µs |
Key Features
- MicroSIZE packages: SOT-23-5 and SOT-23-8
- Single-supply operation from 2.5V to 5.5V
- Rail-to-rail output swing
- FET-input with low bias current (Ib = 10pA max)
- High speed: 62.5MHz bandwidth, 4.6V/µs slew rate
- High open-loop gain: 120dB
- Low quiescent current: 525µA/amp
- Single and dual versions available
Applications
- Battery-powered instruments
- Photodiode pre-amplifiers
- Medical instruments
- Test equipment
- Audio systems
- Driving ADCs
- Consumer products
Q & A
- What is the operating temperature range of the OPA338NA/3K?
The operating temperature range is -40°C to +85°C.
- What is the supply voltage range for the OPA338NA/3K?
The supply voltage range is from 2.5V to 5.5V.
- What is the package type of the OPA338NA/3K?
The package type is SOT-23-5.
- What is the bandwidth of the OPA338NA/3K?
The bandwidth is 62.5MHz.
- What is the slew rate of the OPA338NA/3K?
The slew rate is 4.6V/µs.
- What is the quiescent current of the OPA338NA/3K?
The quiescent current is 525µA/amp.
- Is the OPA338NA/3K susceptible to ESD damage?
Yes, the OPA338NA/3K can be damaged by ESD. Proper handling and installation precautions are recommended.
- What are some common applications of the OPA338NA/3K?
Common applications include battery-powered instruments, photodiode pre-amplifiers, medical instruments, test equipment, audio systems, driving ADCs, and consumer products.
- What is the thermal resistance (θJA) of the OPA338NA/3K in a SOT-23-5 package?
The thermal resistance (θJA) is 200°C/W.
- Is the OPA338NA/3K available in dual versions?
Yes, the OPA338 series includes single and dual versions.
