Overview
The ADA4098-2HRZ-RL7 is a dual precision operational amplifier (op amp) produced by Analog Devices Inc. This device is part of the ADA4098 series, known for its robust and precise performance. It features an ultrawide common-mode input range and a wide power supply voltage range, making it versatile for various applications. The ADA4098-2HRZ-RL7 is unity-gain stable and can drive loads requiring up to 20 mA per channel, including capacitive loads. It also includes a low power shutdown feature, enhancing its utility in power-sensitive designs.
Key Specifications
| Parameter | Min | Typ | Max | Unit |
|---|---|---|---|---|
| Supply Voltage Range | +3 | - | +50 | V |
| Common-Mode Input Range | −VS − 0.1 | - | −VS + 70 | V |
| Input Offset Voltage | ±15 | ±35 | ±40 | µV |
| Input Offset Voltage Drift | ±0.1 | ±0.5 | ±0.8 | µV/°C |
| Input Bias Current | ±0.35 | ±0.7 | ±3 | nA |
| Supply Current per Channel | 185 | 205 | 295 | µA |
| Slew Rate | 0.15 | 0.4 | - | V/µs |
| Gain Bandwidth Product (GBP) | 0.9 | 1.05 | - | MHz |
| Output Voltage Swing Low | 20 | 45 | 55 | mV |
| Output Voltage Swing High | 2.5 | 15 | 30 | mV |
| Short-Circuit Current | 24 | 34 | - | mA |
| Thermal Shutdown Temperature | - | - | 175 | °C |
| Operating Temperature Range | -40 | - | +125 | °C |
Key Features
- Ultrawide Common-Mode Input Range: From −VS − 0.1 V to −VS + 70 V, allowing for operation in a wide range of input conditions.
- Wide Power Supply Voltage Range: Operates from +3 V to +50 V, with guaranteed performance by Power Supply Rejection Ratio (PSRR) up to ±25 V.
- Low Power Supply Current: Typical supply current of 165 µA per channel, making it suitable for low-power applications.
- Low Input Offset Voltage and Drift: Maximum input offset voltage of ±40 µV and drift of ±0.8 µV/°C, ensuring high precision.
- Unity-Gain Stability and High Output Current: Can drive loads requiring up to 20 mA per channel and capacitive loads up to 200 pF.
- Low Power Shutdown: Features a shutdown pin to reduce power consumption to as low as 17 µA per channel.
- Thermal Shutdown Protection: Automatically shuts down at a junction temperature of 175°C to prevent overheating.
Applications
- Industrial Automation: Suitable for use in industrial control systems, sensors, and actuators due to its robust input protection and wide operating range.
- Medical Devices: Can be used in medical equipment requiring high precision and low noise, such as ECG and EEG systems.
- Aerospace and Defense: Applicable in military and aerospace applications where high reliability and wide temperature range are critical.
- Automotive Systems: Used in automotive sensors, control units, and other systems that require robust and precise operational amplifiers.
- Test and Measurement Equipment: Ideal for use in various test and measurement instruments due to its high accuracy and stability.
Q & A
- What is the common-mode input range of the ADA4098-2HRZ-RL7?
The common-mode input range is from −VS − 0.1 V to −VS + 70 V.
- What is the supply voltage range for the ADA4098-2HRZ-RL7?
The device operates from +3 V to +50 V.
- What is the typical supply current per channel for the ADA4098-2HRZ-RL7?
The typical supply current per channel is 205 µA.
- Can the ADA4098-2HRZ-RL7 drive capacitive loads?
Yes, it can drive capacitive loads up to 200 pF.
- What is the maximum output current of the ADA4098-2HRZ-RL7?
The device can drive loads requiring up to 20 mA per channel.
- Does the ADA4098-2HRZ-RL7 have a shutdown feature?
Yes, it features a low power shutdown pin.
- What is the thermal shutdown temperature of the ADA4098-2HRZ-RL7?
The thermal shutdown temperature is 175°C.
- What is the operating temperature range of the ADA4098-2HRZ-RL7?
The operating temperature range is from -40°C to +125°C.
- What are some typical applications of the ADA4098-2HRZ-RL7?
It is used in industrial automation, medical devices, aerospace and defense, automotive systems, and test and measurement equipment.
- What is the input offset voltage of the ADA4098-2HRZ-RL7?
The maximum input offset voltage is ±40 µV.
