Overview
The OPA172IDBVR, produced by Texas Instruments, is a single-channel, 36-V, 10-MHz, low-noise operational amplifier. This device is part of the OPAx172 family, which includes the OPA172, OPA2172, and OPA4172. It is designed for high-voltage, single-supply operations, making it versatile for a wide range of applications. The OPA172IDBVR is available in the SOT-23-5 package, making it suitable for space-constrained designs.
Key Specifications
| Parameter | Typical Value | Unit |
|---|---|---|
| Supply Voltage Range | +4.5 V to +36 V, ±2.25 V to ±18 V | V |
| Offset Voltage (VOS) | ±0.2 mV | mV |
| Offset Voltage Drift (dVOS/dT) | ±0.3 µV/°C | µV/°C |
| Gain Bandwidth Product (GBP) | 10 MHz | MHz |
| Slew Rate | 10 V/µs | V/µs |
| Input Bias Current (IB) | ±8 pA | pA |
| Common-Mode Rejection Ratio (CMRR) | 120 dB | dB |
| Input Voltage Noise Density at 100 Hz | 12 nV/√Hz | nV/√Hz |
| Quiescent Current (IQ) | 1600 µA | µA |
| Package | SOT-23-5 |
Key Features
- Rail-to-rail output, ensuring maximum signal swing.
- High common-mode rejection ratio (CMRR) of 120 dB.
- Low offset voltage and drift, with VOS of ±0.2 mV and dVOS/dT of ±0.3 µV/°C.
- Low input bias current of ±8 pA.
- High gain bandwidth product of 10 MHz.
- Wide supply voltage range from +4.5 V to +36 V, or ±2.25 V to ±18 V.
- Industry-standard packages, including SOT-23-5 for the OPA172.
Applications
- Tracking amplifiers in power modules.
- Merchant power supplies.
- Transducer amplifiers.
- Bridge amplifiers.
- Temperature measurements.
- Strain gauge amplifiers.
- Precision integrators.
- Test equipment.
Q & A
- What is the supply voltage range for the OPA172IDBVR?
The supply voltage range is from +4.5 V to +36 V, or ±2.25 V to ±18 V.
- What is the typical offset voltage of the OPA172IDBVR?
The typical offset voltage is ±0.2 mV.
- What is the gain bandwidth product of the OPA172IDBVR?
The gain bandwidth product is 10 MHz.
- What is the slew rate of the OPA172IDBVR?
The slew rate is 10 V/µs.
- What is the common-mode rejection ratio (CMRR) of the OPA172IDBVR?
The CMRR is 120 dB.
- What is the input bias current of the OPA172IDBVR?
The input bias current is ±8 pA.
- In what package is the OPA172IDBVR available?
The OPA172IDBVR is available in the SOT-23-5 package.
- What are some common applications of the OPA172IDBVR?
Common applications include tracking amplifiers, transducer amplifiers, bridge amplifiers, temperature measurements, strain gauge amplifiers, precision integrators, and test equipment.
- What is the quiescent current of the OPA172IDBVR?
The quiescent current is 1600 µA.
- Does the OPA172IDBVR have rail-to-rail output capability?
