Overview
The ADA4051-2ARMZ is a dual, micropower, zero-drift operational amplifier manufactured by Analog Devices Inc. This component is designed to operate with high precision and low power consumption, making it ideal for battery-powered applications. The ADA4051-2 utilizes an innovative chopping technique to achieve extremely low offset voltage and high power supply rejection ratio (PSRR) and common-mode rejection ratio (CMRR). It features rail-to-rail input/output swing and operates from a 1.8 V to 5.5 V power supply, making it versatile for various applications.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Number of Channels | 2 | - |
| Operating Temperature Range | -40 to 125 | °C |
| Supply Voltage Range | 1.8 to 5.5 | V |
| Offset Voltage (Vos) | 15 | µV |
| Input Bias Current | 20 to 70 | pA |
| Slew Rate | 60 | mV/µs |
| Bandwidth (GBP) | 125 kHz | - |
| Voltage Noise Density | 95 | nV/√Hz |
| Supply Current per Amplifier | 13 | µA |
| Package | 8-Lead MSOP | - |
| Rail-to-Rail | Both | - |
| RoHS Compliance | Yes | - |
Key Features
- Zero-Drift Technology: Utilizes an innovative chopping technique to achieve extremely low offset voltage and drift.
- Low Power Consumption: Operates with a typical supply current of 13 µA per amplifier, making it suitable for battery-powered applications.
- Rail-to-Rail Input/Output Swing: Allows for full use of the supply voltage range.
- High PSRR and CMRR: Provides high power supply rejection ratio and common-mode rejection ratio for robust performance in noisy environments.
- Extended Temperature Range: Specified for the extended industrial temperature range of -40°C to +125°C.
- Compact Packaging: Available in an 8-lead MSOP package.
Applications
- Battery-Powered Devices: Ideal for applications where high precision and low power consumption are critical.
- Medical Devices: Suitable for medical equipment requiring high accuracy and low noise.
- Industrial Automation: Used in industrial control systems where precision and reliability are essential.
- Consumer Electronics: Applicable in various consumer electronic devices that require low power and high precision amplification.
- Sensor Interfaces: Often used in sensor interfaces to amplify low-level signals with high accuracy.
Q & A
- What is the operating temperature range of the ADA4051-2ARMZ?
The operating temperature range is -40°C to +125°C.
- What is the supply voltage range for the ADA4051-2ARMZ?
The supply voltage range is 1.8 V to 5.5 V.
- What is the typical offset voltage of the ADA4051-2ARMZ?
The typical offset voltage is 15 µV.
- What is the slew rate of the ADA4051-2ARMZ?
The slew rate is 60 mV/µs.
- Is the ADA4051-2ARMZ RoHS compliant?
Yes, the ADA4051-2ARMZ is RoHS compliant.
- What is the package type of the ADA4051-2ARMZ?
The package type is 8-Lead MSOP.
- What is the bandwidth of the ADA4051-2ARMZ?
The bandwidth is 125 kHz.
- What is the typical supply current per amplifier for the ADA4051-2ARMZ?
The typical supply current per amplifier is 13 µA.
- Does the ADA4051-2ARMZ feature rail-to-rail input/output swing?
Yes, it features rail-to-rail input/output swing.
- What are some common applications for the ADA4051-2ARMZ?
Common applications include battery-powered devices, medical devices, industrial automation, consumer electronics, and sensor interfaces.
