Overview
The OPA703NA/250G4 is a CMOS, rail-to-rail input and output operational amplifier produced by Texas Instruments. This device is part of the OPA703 series, which is optimized for applications requiring low power consumption and high performance. The OPA703 is unity-gain stable, offering a bandwidth of 1 MHz and a slew rate of 0.6 V/µs, making it suitable for a wide range of applications including automotive, portable equipment, active filters, and test equipment.
Key Specifications
| Parameter | Min | Typ | Max | Units |
|---|---|---|---|---|
| Supply Voltage Range (Single Supply) | 4 | 12 | V | |
| Supply Voltage Range (Dual Supplies) | ±2 | ±6 | V | |
| Quiescent Current (per amplifier) | 160 | 200 | µA | |
| Input Offset Voltage (VOS) | ±160 | ±750 | µV | |
| Input Bias Current | 1 | pA | ||
| Bandwidth (GBW) | 1 | MHz | ||
| Slew Rate | 0.6 | V/µs | ||
| Operating Temperature Range | –40 | +85 | °C | |
| Storage Temperature Range | –65 | +150 | °C | |
| Package Options | SOT23-5, SO-8, DIP-8 |
Key Features
- Rail-to-rail input and output swing, extending 300mV beyond the supply rails and swinging to within 40mV of the rail.
- Low quiescent current of 160µA per amplifier.
- High speed performance with a bandwidth of 1 MHz and a slew rate of 0.6 V/µs.
- Low input bias current of 1 pA.
- Full-scale common-mode rejection ratio (CMRR) of 90 dB.
- Low offset voltage of ±160 µV.
- Unity-gain stability.
- MicroSIZE packages including SOT23-5, MSOP-8, TSSOP-14, SO-8, and DIP-8.
Applications
- Automotive applications: audio, sensor applications, security systems.
- Portable equipment.
- Active filters.
- Transducer amplifiers.
- Test equipment.
- Data acquisition systems.
Q & A
- What is the supply voltage range for the OPA703NA/250G4?
The supply voltage range for the OPA703NA/250G4 is from 4V to 12V for single supply and ±2V to ±6V for dual supplies.
- What is the quiescent current of the OPA703NA/250G4?
The quiescent current is 160µA per amplifier.
- What is the bandwidth and slew rate of the OPA703NA/250G4?
The bandwidth is 1 MHz and the slew rate is 0.6 V/µs.
- What are the key package options available for the OPA703NA/250G4?
The key package options include SOT23-5, SO-8, and DIP-8.
- What is the operating temperature range for the OPA703NA/250G4?
The operating temperature range is from –40°C to +85°C.
- What are some typical applications of the OPA703NA/250G4?
Typical applications include automotive, portable equipment, active filters, transducer amplifiers, test equipment, and data acquisition systems.
- Does the OPA703NA/250G4 have rail-to-rail input and output swing?
- What is the input bias current of the OPA703NA/250G4?
The input bias current is 1 pA.
- Is the OPA703NA/250G4 unity-gain stable?
- What is the common-mode rejection ratio (CMRR) of the OPA703NA/250G4?
The full-scale CMRR is 90 dB.
