Overview
The ADA4523-1BRMZ-RL7, produced by Analog Devices Inc., is a high-voltage, low-noise, zero-drift operational amplifier. This op amp is designed to offer precision DC performance over a wide supply voltage range of 4.5 V to 36 V. It features self-calibrating circuitry that ensures low offset voltage and drift, making it ideal for high dynamic range test, measurement, and instrumentation systems.
Key Specifications
| Parameter | Symbol | Min | Typ | Max | Unit |
|---|---|---|---|---|---|
| Supply Voltage Range | VS | 4.5 | 36 | V | |
| Offset Voltage | VOS | ±4 µV | at 5 V | ||
| Offset Voltage Drift | VOS/°C | 0.01 µV/°C | at 5 V | ||
| Input Noise Voltage (0.1 Hz to 10 Hz) | en | 88 nV p-p | |||
| Spectral Density Voltage at 1 kHz | en | 4.2 nV/√Hz | |||
| Power Supply Rejection Ratio (PSRR) | PSRR | 140 | 168 | dB | |
| Common-Mode Rejection Ratio (CMRR) | CMRR | 140 | 160 | dB | |
| Gain Bandwidth Product (GBP) | GBP | 5 MHz | |||
| Slew Rate (Rising/Falling) | SRRISE/SRFALL | 1.85 V/µs / 1.8 V/µs | |||
| EMI Rejection Ratio | EMIRR | 80 dB (at 400 MHz) | 140 dB (at 900 MHz) | 90 dB (at 1800 MHz) | dB |
Key Features
- Wide supply voltage range: 4.5 V to 36 V
- Low offset voltage: ±4 µV maximum at 5 V
- Low offset voltage drift: 0.01 µV/°C maximum at 5 V
- Low input noise: 88 nV p-p from 0.1 Hz to 10 Hz typical
- High spectral density voltage: 4.2 nV/√Hz typical at 1 kHz
- High power supply rejection ratio (PSRR): 168 dB typical
- High common-mode rejection ratio (CMRR): 160 dB typical
- Unity-gain stable and rail-to-rail output
- Integrated EMI filters for high immunity to electromagnetic interference
- Shutdown mode and ground sense capabilities
- Available in 8-lead SOIC, 8-lead MSOP, and 8-lead LFCSP packages
Applications
- High dynamic range test and measurement systems
- Instrumentation systems requiring high precision and low noise
- Industrial control systems
- Medical devices and diagnostic equipment
- Aerospace and defense applications where high reliability is crucial
Q & A
- What is the supply voltage range of the ADA4523-1BRMZ-RL7?
The supply voltage range is from 4.5 V to 36 V.
- What is the maximum offset voltage of the ADA4523-1BRMZ-RL7?
The maximum offset voltage is ±4 µV at 5 V.
- What is the offset voltage drift of the ADA4523-1BRMZ-RL7?
The offset voltage drift is 0.01 µV/°C maximum at 5 V.
- What is the input noise voltage of the ADA4523-1BRMZ-RL7?
The input noise voltage is 88 nV p-p from 0.1 Hz to 10 Hz typical.
- What is the power supply rejection ratio (PSRR) of the ADA4523-1BRMZ-RL7?
The PSRR is 168 dB typical.
- What is the common-mode rejection ratio (CMRR) of the ADA4523-1BRMZ-RL7?
The CMRR is 160 dB typical.
- Is the ADA4523-1BRMZ-RL7 RoHS compliant?
Yes, the ADA4523-1BRMZ-RL7 is RoHS compliant.
- What are the available package types for the ADA4523-1BRMZ-RL7?
The ADA4523-1BRMZ-RL7 is available in 8-lead SOIC, 8-lead MSOP, and 8-lead LFCSP packages.
- What are some typical applications for the ADA4523-1BRMZ-RL7?
Typical applications include high dynamic range test and measurement systems, instrumentation systems, industrial control systems, medical devices, and aerospace and defense applications.
- How does the ADA4523-1BRMZ-RL7 handle electromagnetic interference (EMI)?
The ADA4523-1BRMZ-RL7 uses integrated EMI filters to achieve high immunity to electromagnetic interference.
