Overview
The ADA4523-1BCPZ-RL7 is a high-voltage, low-noise, zero-drift operational amplifier (op amp) produced by Analog Devices Inc. This device is designed to offer precision DC performance over a wide supply range of 4.5 V to 36 V. It features low offset voltage, minimal offset voltage drift, and high immunity to electromagnetic interference (EMI), making it ideal for high dynamic range test, measurement, and instrumentation systems.
Key Specifications
| Parameter | Symbol | Test Conditions/Comments | Min | Typ | Max | Unit |
|---|---|---|---|---|---|---|
| Supply Voltage Range | VS | 4.5 | 36 | V | ||
| Offset Voltage | VOS | At 5 V | ±4 | µV | ||
| Offset Voltage Drift | VOS/°C | At 5 V | 0.01 | µV/°C | ||
| Input Noise Voltage | Vn | 0.1 Hz to 10 Hz | 88 | nV p-p | ||
| Spectral Density Voltage | Vn/√Hz | At 1 kHz | 4.2 | nV/√Hz | ||
| Bandwidth | GBP | 5 | MHz | |||
| Slew Rate | Sr | Falling | 1.8 | V/µs | ||
| Power Supply Rejection Ratio | PSRR | VS = 4.5 V to 36 V | 140 | 168 | dB | |
| Common-Mode Rejection Ratio | CMRR | VCM = −15.1 V to +13.5 V, VS = 30 V | 160 | dB | ||
| Operating Temperature Range | TA | -40 | 125 | °C |
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
- Rail-to-rail output
- Unity-gain stable
- High bandwidth: 5 MHz typical
- High slew rate: 1.8 V/µs typical falling
- High power supply rejection ratio (PSRR): 168 dB typical
- High common-mode rejection ratio (CMRR): 160 dB typical
- Integrated EMI filters
- Shutdown mode and ground sense
- Available in 8-lead SOIC, 8-lead MSOP, and 8-lead LFCSP packages
Applications
- High resolution data acquisition
- Reference buffering
- Test and measurement
- Electronic scales
- Thermocouple amplifiers
- Strain gages
- Low-side current sense
Q & A
- What is the supply voltage range of the ADA4523-1BCPZ-RL7?
The supply voltage range is from 4.5 V to 36 V. - What is the maximum offset voltage of the ADA4523-1BCPZ-RL7 at 5 V?
The maximum offset voltage is ±4 µV at 5 V. - What is the offset voltage drift of the ADA4523-1BCPZ-RL7?
The offset voltage drift is 0.01 µV/°C maximum at 5 V. - What is the typical input noise voltage of the ADA4523-1BCPZ-RL7 from 0.1 Hz to 10 Hz?
The typical input noise voltage is 88 nV p-p from 0.1 Hz to 10 Hz. - Is the ADA4523-1BCPZ-RL7 unity-gain stable?
Yes, the ADA4523-1BCPZ-RL7 is unity-gain stable. - What is the typical bandwidth of the ADA4523-1BCPZ-RL7?
The typical bandwidth is 5 MHz. - What is the typical slew rate of the ADA4523-1BCPZ-RL7?
The typical slew rate is 1.8 V/µs falling. - What is the power supply rejection ratio (PSRR) of the ADA4523-1BCPZ-RL7?
The PSRR is 168 dB typical at VS = 4.5 V to 36 V. - Is the ADA4523-1BCPZ-RL7 RoHS compliant?
Yes, the ADA4523-1BCPZ-RL7 is RoHS compliant. - In what packages is the ADA4523-1BCPZ-RL7 available?
The ADA4523-1BCPZ-RL7 is available in 8-lead SOIC, 8-lead MSOP, and 8-lead LFCSP packages.
