Overview
The ADA4004-2ARMZ from Analog Devices Inc. is a precision operational amplifier designed to offer high performance and low noise characteristics. This dual-channel amplifier is part of the ADA4004 series, which utilizes the high-performance iPolar™ process. This technology enhances the amplifier's noise performance, power consumption, speed, and stability while minimizing its footprint size. The ADA4004-2 is particularly suited for applications requiring high precision and low noise, such as precision instrumentation, filter blocks, microphone preamplifiers, and industrial control systems.
Key Specifications
| Parameter | Min | Max | Unit | |
|---|---|---|---|---|
| Offset Voltage (VOS) | 40 | - | 125 | μV |
| Input Bias Current (IB) | - | - | 90 | nA |
| Gain | - | - | 120 | dB |
| Bandwidth | - | - | 12 | MHz |
| Operating Voltage Range | ±5 | - | ±15 | V |
| Slew Rate (SR) | - | - | 2.7 | V/μs |
| Voltage Noise Density (en) | - | - | 1.8 | nV/√Hz |
| Supply Current per Amplifier (ISY) | 2.0 | - | 2.2 | mA |
| Operating Temperature Range | -40 | - | 125 | °C |
| Package Type | - | - | 8-Lead MSOP | - |
Key Features
- Low Voltage Noise: 1.8 nV/√Hz, with a low 6 Hz 1/f noise corner frequency.
- Low Input Bias Current: Maximum of 90 nA.
- High Gain: Up to 120 dB.
- Wide Bandwidth: 12 MHz.
- Operating Voltage Range: ±5 V to ±15 V.
- High Slew Rate: 2.7 V/μs.
- Low Power Consumption: 1.7 mA per amplifier.
- Compact Package: 8-Lead MSOP, saving board space and improving layout flexibility.
Applications
- Precision Instrumentation: High precision controls, precision filters, and data acquisition systems.
- Filter Blocks: High performance precision filters and PLL filters.
- Microphone Preamplifiers: Low noise amplification for audio signals.
- Industrial Control: Thermocouples, RTDs, and reference buffers.
- Medical and Analytical Instrumentation: High precision amplification for medical and analytical devices.
- Precision Power Supply Controls: High precision control for power supply systems.
- ATE and Data Acquisition Systems: Automated test equipment and data acquisition systems requiring high precision and low noise.
Q & A
- What is the voltage noise density of the ADA4004-2?
The voltage noise density of the ADA4004-2 is 1.8 nV/√Hz.
- What is the maximum input bias current of the ADA4004-2?
The maximum input bias current is 90 nA.
- What is the gain of the ADA4004-2?
The gain of the ADA4004-2 is up to 120 dB.
- What is the bandwidth of the ADA4004-2?
The bandwidth of the ADA4004-2 is 12 MHz.
- What is the operating voltage range of the ADA4004-2?
The operating voltage range is ±5 V to ±15 V.
- What is the slew rate of the ADA4004-2?
The slew rate is 2.7 V/μs.
- What is the supply current per amplifier for the ADA4004-2?
The supply current per amplifier is 1.7 mA.
- What is the operating temperature range of the ADA4004-2?
The operating temperature range is -40°C to +125°C.
- What package type is the ADA4004-2 available in?
The ADA4004-2 is available in an 8-Lead MSOP package.
- What are some common applications of the ADA4004-2?
Common applications include precision instrumentation, filter blocks, microphone preamplifiers, industrial control, thermocouples and RTDs, reference buffers, and more.
