Overview
The OPA377AIDBVR, produced by Texas Instruments, is a member of the OPA377 family of operational amplifiers. These amplifiers are wide-bandwidth CMOS devices known for their low noise, low input bias current, and low offset voltage. They are optimized for low-voltage, single-supply applications and offer a wide supply range, making them suitable for various applications including small signal conditioning, audio equipment, and active filters.
Key Specifications
| Parameter | Min | Typ | Max | Unit |
|---|---|---|---|---|
| Gain-Bandwidth Product | - | 5.5 | - | MHz |
| Slew Rate | - | 2 | - | V/ms |
| Input Offset Voltage | 0.25 | 1 | - | mV |
| Input Bias Current | - | 0.2 | - | pA |
| Quiescent Current per Amplifier | 0.76 | 1.05 | 1.2 | mA |
| Supply Voltage Range | 2.2 | - | 5.5 | V |
| Operating Temperature Range | -40 | - | 125 | °C |
| Noise at 1kHz | - | 7.5nV/√Hz | - | - |
| Output Short-Circuit Current | - | +30/-50 | - | mA |
Key Features
- Low noise: 7.5nV/√Hz at 1kHz
- Low input bias current: 0.2pA
- Low offset voltage: 1mV (max)
- Rail-to-rail output
- Unity-gain stable
- EMI input filtering
- Wide supply range: 2.2V to 5.5V
- Small packages: SC70, SOT23, and MSOP
- Internal ESD protection
Applications
- Photodiode preamplifier
- Piezoelectric sensor preamplifier
- Sensor signal conditioning
- Audio equipment
- Active filters
- Driving analog-to-digital converters (ADCs)
Q & A
- What is the gain-bandwidth product of the OPA377AIDBVR? The gain-bandwidth product is 5.5MHz.
- What is the typical slew rate of the OPA377AIDBVR? The typical slew rate is 2 V/ms.
- What is the input offset voltage of the OPA377AIDBVR? The input offset voltage is 0.25mV to 1mV.
- What is the input bias current of the OPA377AIDBVR? The input bias current is 0.2pA.
- What is the quiescent current per amplifier for the OPA377AIDBVR? The quiescent current per amplifier is typically 0.76mA.
- What is the supply voltage range for the OPA377AIDBVR? The supply voltage range is from 2.2V to 5.5V.
- What are the operating temperature ranges for the OPA377AIDBVR? The operating temperature range is from -40°C to +125°C.
- Does the OPA377AIDBVR have EMI input filtering? Yes, it has internal EMI input filtering.
- What are the typical applications of the OPA377AIDBVR? Typical applications include photodiode preamplifiers, piezoelectric sensor preamplifiers, sensor signal conditioning, audio equipment, active filters, and driving ADCs.
- What packages are available for the OPA377AIDBVR? It is available in SC70, SOT23, and MSOP packages.
