Overview
The AD8276BRMZ-RL is a low-power, wide supply range, and low-cost unity-gain difference amplifier produced by Analog Devices Inc. This component is designed for precision signal conditioning in power-critical applications that require both high performance and low power consumption. It is part of the AD8276 series, which includes general-purpose difference amplifiers suitable for various precision signal conditioning tasks.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Brand | Analog Devices Inc. | |
| Package / Case | MSOP-8 | |
| Number of Channels | 1 Channel | |
| SR - Slew Rate | 1.1 V/μs | |
| CMRR - Common Mode Rejection Ratio | 86 dB | |
| Vos - Input Offset Voltage | 200 μV | |
| Supply Voltage - Max | 36 V | |
| Supply Voltage - Min | 2 V | |
| Operating Supply Current | 200 μA | |
| Minimum Operating Temperature | -40°C | |
| Maximum Operating Temperature | +85°C | |
| Mounting Style | SMD/SMT | |
| Dual Supply Voltage | ±2 V to ±18 V | |
| Maximum Input Resistance | 80 kΩ | |
| Output Current per Channel | 15 mA | |
| Gain Bandwidth Product | 550 kHz |
Key Features
- High Common-Mode Rejection Ratio (CMRR): 86 dB, ensuring excellent rejection of common-mode signals.
- Wide Supply Range: Operates from a single supply of 2 V to 36 V or dual supplies of ±2 V to ±18 V.
- Low Power Consumption: Operating supply current of 200 μA, making it suitable for power-critical applications.
- High Bandwidth and Slew Rate: 550 kHz gain bandwidth product and a slew rate of 1.1 V/μs.
- Low Gain Drift: 1 ppm/°C maximum, ensuring stable gain over temperature variations.
- Input Voltage Range Beyond Supply Rails: Can measure input voltages beyond the supply rails, providing protection to the internal op-amp inputs.
- Rail-to-Rail Output: Output voltage can swing to the supply rails, maximizing dynamic range.
Applications
- Voltage Measurement and Monitoring: Ideal for precision voltage measurement in various industrial and medical applications.
- Current Measurement and Monitoring: Used in current sensing and monitoring applications due to its high accuracy and low power consumption.
- Differential Output Instrumentation Amplifier: Can be used as a building block for instrumentation amplifiers requiring high CMRR and low gain drift.
- Portable, Battery-Powered Equipment: Suitable for battery-powered devices due to its low power consumption and wide supply range.
- Test and Measurement Equipment: Used in various test and measurement applications requiring precision signal conditioning.
Q & A
- What is the maximum supply voltage for the AD8276BRMZ-RL?
The maximum supply voltage is 36 V for single supply and ±18 V for dual supplies.
- What is the common-mode rejection ratio (CMRR) of the AD8276BRMZ-RL?
The CMRR is 86 dB.
- What is the slew rate of the AD8276BRMZ-RL?
The slew rate is 1.1 V/μs.
- What is the operating supply current of the AD8276BRMZ-RL?
The operating supply current is 200 μA.
- What is the temperature range for the AD8276BRMZ-RL?
The operating temperature range is from -40°C to +85°C.
- What is the gain bandwidth product of the AD8276BRMZ-RL?
The gain bandwidth product is 550 kHz.
- Can the AD8276BRMZ-RL measure input voltages beyond the supply rails?
Yes, it can measure input voltages beyond the supply rails, providing protection to the internal op-amp inputs.
- What is the input offset voltage of the AD8276BRMZ-RL?
The input offset voltage is 200 μV.
- What is the maximum output current per channel for the AD8276BRMZ-RL?
The maximum output current per channel is 15 mA.
- In what package is the AD8276BRMZ-RL available?
The AD8276BRMZ-RL is available in an MSOP-8 package.
