Overview
The ADA4004-4ARZ-RL is a high-performance, low-noise operational amplifier produced by Analog Devices Inc. This quad amplifier is part of the ADA4004 series, which is renowned for its exceptional noise performance and precision. The ADA4004-4 is designed using the iPolar™ process, which enhances its noise characteristics, power efficiency, speed, and stability while minimizing footprint size. It is ideal for applications requiring high precision and low noise, such as precision instrumentation, filter blocks, microphone preamplifiers, and industrial control systems.
Key Specifications
| Parameter | Value | Conditions |
|---|---|---|
| Voltage Noise Density | 1.8 nV/√Hz | f = 1 kHz |
| Offset Voltage | 40 μV maximum | -40°C ≤ TA ≤ +125°C |
| Offset Voltage Drift | 0.7 μV/°C | -40°C ≤ TA ≤ +125°C |
| Bandwidth | 12 MHz | - |
| Supply Current per Amplifier | 1.7 mA | -40°C ≤ TA ≤ +125°C |
| Power Supply Rejection Ratio (PSRR) | 110 dB to 118 dB | VSY = ±5 V to ±15 V, -40°C ≤ TA ≤ +125°C |
| Slew Rate | 2.7 V/μs | RL = 2 kΩ to ground |
| Gain Bandwidth Product (GBP) | 12 MHz | - |
| Phase Margin | 48 Degrees | - |
| Input Bias Current | 90 nA maximum | - |
| Output Voltage High (VOH) | 3.7 V to 3.9 V | RL = 2 kΩ to ground, VOUT = -2.5 V to +2.5 V |
| Output Voltage Low (VOL) | -3.6 V to -3.4 V | RL = 2 kΩ to ground, VOUT = -2.5 V to +2.5 V |
| Short-Circuit Limit (ISC) | 25 mA | -40°C ≤ TA ≤ +125°C |
Key Features
- Very low voltage noise: 1.8 nV/√Hz
- Low input bias current: 90 nA maximum
- High gain: 120 dB
- Wide bandwidth: 12 MHz
- Operation from ±5 V to ±15 V
- Low supply current per amplifier: 1.7 mA
- High power supply rejection ratio (PSRR): 110 dB to 118 dB
- Small package size, saving board space and reducing cost
Applications
- Precision instrumentation
- Filter blocks
- Microphone preamplifiers
- Industrial control systems
- Thermocouples and RTDs
- Reference buffers
- High precision controls
- PLL filters
- High performance precision filters
- Medical and analytical instrumentation
- Precision power supply controls
- ATE (Automated Test Equipment)
- Data acquisition systems
Q & A
- What is the voltage noise density of the ADA4004-4ARZ-RL?
The voltage noise density of the ADA4004-4ARZ-RL is 1.8 nV/√Hz at 1 kHz. - What is the maximum offset voltage of the ADA4004-4ARZ-RL?
The maximum offset voltage is 40 μV. - What is the bandwidth of the ADA4004-4ARZ-RL?
The bandwidth is 12 MHz. - How much current does each amplifier in the ADA4004-4ARZ-RL consume?
Each amplifier consumes 1.7 mA. - What is the power supply rejection ratio (PSRR) of the ADA4004-4ARZ-RL?
The PSRR is between 110 dB and 118 dB for supply voltages from ±5 V to ±15 V. - What are the typical applications of the ADA4004-4ARZ-RL?
Typical applications include precision instrumentation, filter blocks, microphone preamplifiers, industrial control systems, and more. - What is the slew rate of the ADA4004-4ARZ-RL?
The slew rate is 2.7 V/μs. - What is the phase margin of the ADA4004-4ARZ-RL?
The phase margin is 48 Degrees. - What is the maximum input bias current of the ADA4004-4ARZ-RL?
The maximum input bias current is 90 nA. - What are the output voltage limits of the ADA4004-4ARZ-RL?
The output voltage high (VOH) is between 3.7 V and 3.9 V, and the output voltage low (VOL) is between -3.6 V and -3.4 V.
