Overview
The OP191GSZ-REEL7 is a single, micropower, single-supply operational amplifier produced by Analog Devices Inc. This component is part of the OP191, OP291, and OP491 family, known for their rail-to-rail input and output capabilities. It is designed for low-power applications and offers a wide range of features that make it suitable for various electronic systems.
Key Specifications
| Parameter | Symbol | Conditions | Min | Typ | Max | Unit |
|---|---|---|---|---|---|---|
| Supply Voltage | VS | 2.7 | 12 | V | ||
| Supply Current per Amplifier | ISY | VO = 0 V | 200 | 300 | 400 | μA |
| Input Offset Voltage | VOS | −40°C ≤ TA ≤ +125°C | 700 | 1.5 mV | μV | |
| Slew Rate | SR | RL = 10 kΩ | 0.4 | 0.5 | V/μs | |
| Gain Bandwidth Product | GBP | 3 | MHz | |||
| Power Supply Rejection Ratio | PSRR | VS = 2.7 V to 12 V | 75 | 80 | 110 | dB |
| Output Voltage Swing High | VOH | IL = 100 μA | 4.85 | 4.92 | V | |
| Output Voltage Swing Low | VOL | IL = –100 μA | 70 | 350 | mV |
Key Features
- Single-supply operation: 2.7 V to 12 V
- Rail-to-rail input and output swing
- Low supply current: 300 μA/amp
- Wide bandwidth: 3 MHz
- Low offset voltage: 700 μV
- No phase reversal
- High power supply rejection ratio (PSRR): 75 dB to 110 dB
- Low noise performance: 42 nV/√Hz voltage noise density
Applications
The OP191GSZ-REEL7 is suitable for a variety of applications where low power consumption and high performance are required. These include:
- Portable and battery-powered devices
- Medical devices and diagnostic equipment
- Aerospace and defense systems
- Industrial control systems
- Automotive electronics
Q & A
- What is the supply voltage range for the OP191GSZ-REEL7?
The supply voltage range is from 2.7 V to 12 V.
- What is the typical supply current per amplifier for the OP191GSZ-REEL7?
The typical supply current per amplifier is 300 μA.
- What is the gain bandwidth product (GBP) of the OP191GSZ-REEL7?
The gain bandwidth product is 3 MHz.
- Does the OP191GSZ-REEL7 have rail-to-rail input and output capabilities?
Yes, it features rail-to-rail input and output swing.
- What is the slew rate of the OP191GSZ-REEL7?
The slew rate is 0.4 V/μs to 0.5 V/μs.
- What is the power supply rejection ratio (PSRR) of the OP191GSZ-REEL7?
The PSRR is 75 dB to 110 dB.
- What are some typical applications for the OP191GSZ-REEL7?
Typical applications include portable and battery-powered devices, medical devices, aerospace and defense systems, industrial control systems, and automotive electronics.
- What is the input offset voltage of the OP191GSZ-REEL7?
The input offset voltage is typically 700 μV.
- Does the OP191GSZ-REEL7 have low noise performance?
Yes, it has a low noise performance with a voltage noise density of 42 nV/√Hz.
- What is the output voltage swing high for the OP191GSZ-REEL7?
The output voltage swing high is typically 4.85 V to 4.92 V at IL = 100 μA.
