Overview
The OP296GSZ-REEL is a micropower, rail-to-rail input and output operational amplifier produced by Analog Devices Inc. This amplifier is part of the OP196/OP296/OP496 family and is known for its low power consumption and wide range of operating voltages. It is particularly suited for applications requiring low power and high accuracy, such as battery monitoring, sensor conditioners, and portable instrumentation.
Key Specifications
| Parameter | Symbol | Conditions | Min | Typ | Max | Unit |
|---|---|---|---|---|---|---|
| Offset Voltage | VOS | 0°C ≤ TA ≤ 125°C | 35 | 300 | 650 | µV |
| Input Bias Current | IB | –40°C ≤ TA ≤ +125°C | ±10 | ±50 | nA | |
| Input Offset Current | IOS | –40°C ≤ TA ≤ +125°C | ±1 | ±8 | nA | |
| Input Voltage Range | VCM | 0 V ≤ VCM ≤ 12 V | 0 | 12 | V | |
| Common-Mode Rejection Ratio | CMRR | 0 V ≤ VCM ≤ 12 V, –40°C ≤ TA ≤ +125°C | 65 | dB | ||
| Large Signal Voltage Gain | AVO | RL = 100 kΩ | 80 | 200 | V/mV | |
| Supply Current per Amplifier | ISY | VOUT = 1.5 V, RL = ∞, 0°C ≤ TA ≤ 125°C | 40 | 60 | 80 | µA |
| Slew Rate | SR | RL = 100 kΩ | 0.25 | V/µs | ||
| Gain Bandwidth Product | GBP | 450 | kHz |
Key Features
- Rail-to-rail input and output swing
- Low power consumption: 60 µA per amplifier
- Single-supply operation: 3 V to 12 V
- Low offset voltage: 300 µV max
- High open-loop gain: 500 V/mV
- Unity-gain stable with no phase reversal
- Low input bias current and input offset current
- High common-mode rejection ratio (CMRR): 65 dB
Applications
- Battery monitoring and control
- Sensor conditioners
- Portable power supply control
- Portable instrumentation
- Single-supply half-wave and full-wave rectifiers
- Low dropout linear voltage regulators
- High-side current monitors
- Single-supply RTD amplifiers
Q & A
- What is the operating temperature range of the OP296GSZ-REEL?
The operating temperature range is –40°C to +125°C.
- What is the typical supply current per amplifier for the OP296GSZ-REEL?
The typical supply current per amplifier is 60 µA at VOUT = 1.5 V and RL = ∞.
- What is the maximum offset voltage for the OP296GSZ-REEL?
The maximum offset voltage is 650 µV for the G grade and 1.2 mV for the H grade.
- Does the OP296GSZ-REEL support rail-to-rail input and output swing?
- What is the gain bandwidth product of the OP296GSZ-REEL?
The gain bandwidth product is 450 kHz.
- Is the OP296GSZ-REEL suitable for battery monitoring applications?
- What is the common-mode rejection ratio (CMRR) of the OP296GSZ-REEL?
The CMRR is 65 dB.
- Can the OP296GSZ-REEL operate on a single supply?
- What is the slew rate of the OP296GSZ-REEL?
The slew rate is 0.25 V/µs.
- Is the OP296GSZ-REEL unity-gain stable?
