Overview
The ADA4841-2YCPZ-R7, produced by Analog Devices Inc., is a dual, low power, low noise, and low distortion operational amplifier with rail-to-rail output. This amplifier is designed to provide high performance and is particularly suited for applications requiring low noise and high accuracy, such as portable instrumentation, high channel count industrial measurement, and medical devices. The ADA4841-2 is unity gain stable and features a quiescent current of 1.5 mA, making it efficient for a wide range of applications.
Key Specifications
| Parameter | Value |
|---|---|
| Supply Voltage Range | 2.7 V to 12 V |
| Quiescent Current/Amplifier | 1.1 mA to 1.5 mA (enabled), 25 µA to 90 µA (power down) |
| Input Offset Voltage | 70 µV |
| Input Bias Current | 60 nA |
| Common-Mode Rejection Ratio (CMRR) | 95 dB to 115 dB |
| Power Supply Rejection Ratio (PSRR) | 95 dB to 120 dB |
| Output Voltage Swing | ±4.9 V (±5 V supply) |
| Output Current Limit | 30 mA (sourcing), 60 mA (sinking) |
| Capacitive Load Drive | 15 pF (30% overshoot) |
| Operating Temperature Range | −40°C to +125°C |
| Storage Temperature Range | −65°C to +125°C |
Key Features
- Low noise and distortion, making it suitable for high precision applications.
- Rail-to-rail output for maximum signal range.
- Unity gain stable.
- Low quiescent current for power efficiency.
- Power down feature with low current consumption.
- High common-mode rejection ratio (CMRR) and power supply rejection ratio (PSRR).
- Capable of driving capacitive loads with minimal overshoot.
Applications
- Portable instrumentation.
- High channel count industrial measurement.
- Medical devices.
- Driving 16-bit to 18-bit ADCs, such as the AD7685/AD7686 PulSAR ADCs.
Q & A
- What is the supply voltage range of the ADA4841-2YCPZ-R7? The supply voltage range is 2.7 V to 12 V.
- What is the quiescent current of the ADA4841-2YCPZ-R7 when enabled? The quiescent current is 1.1 mA to 1.5 mA when enabled.
- What is the input offset voltage of the ADA4841-2YCPZ-R7? The input offset voltage is 70 µV.
- What is the common-mode rejection ratio (CMRR) of the ADA4841-2YCPZ-R7? The CMRR is 95 dB to 115 dB.
- What is the output voltage swing of the ADA4841-2YCPZ-R7? The output voltage swing is ±4.9 V with a ±5 V supply.
- Can the ADA4841-2YCPZ-R7 drive capacitive loads? Yes, it can drive capacitive loads with minimal overshoot, up to 15 pF with 30% overshoot.
- What are the typical applications of the ADA4841-2YCPZ-R7? Typical applications include portable instrumentation, high channel count industrial measurement, and medical devices.
- Is the ADA4841-2YCPZ-R7 RoHS compliant? Yes, the ADA4841-2YCPZ-R7 is RoHS compliant.
- What is the operating temperature range of the ADA4841-2YCPZ-R7? The operating temperature range is −40°C to +125°C.
- Does the ADA4841-2YCPZ-R7 have a power down feature? Yes, it has a power down feature with low current consumption.
