Overview
The ADA4505-1ARJZ-R7 is a single-channel, precision operational amplifier (op-amp) produced by Analog Devices Inc. This device is part of the ADA4505-x family, known for its excellent AC and DC performance, low power consumption, and robust design. The ADA4505-1ARJZ-R7 is particularly suited for applications requiring high accuracy, low noise, and minimal power usage.
Key Specifications
| Parameter | Symbol | Min | Typ | Max | Unit |
|---|---|---|---|---|---|
| Supply Voltage Range | VSY | 1.8 | 5 | V | |
| Input Offset Voltage | VOS | 0.5 | 3 | 4 | mV |
| Input Bias Current | IB | 0.5 | 2 | 50 | pA |
| Slew Rate | SR | 6.5 | mV/μs | ||
| Gain Bandwidth Product | GBP | 50 | kHz | ||
| Phase Margin | ΦM | 52 | Degrees | ||
| Supply Current per Amplifier | ISY | 9 | 10.5 | 15 | μA |
| Operating Temperature Range | TA | -40 | 125 | °C | |
| Package Type | 5-lead SOT-23, 6-ball WLCSP |
Key Features
- Rail-to-Rail Input and Output Swings: The ADA4505-1ARJZ-R7 offers full rail-to-rail input and output swings, enhancing its versatility in various applications.
- Zero Input Crossover Distortion: This feature ensures excellent PSRR (Power Supply Rejection Ratio) and CMRR (Common-Mode Rejection Ratio) performance, making it ideal for precision applications.
- Low Power Consumption: With a supply current of less than 10 μA per amplifier, it is highly suitable for battery-powered and portable devices.
- Low Input Bias Current: The device has a very low input bias current of 0.5 pA typical, minimizing errors due to power supply voltage variations.
- Robust Design: The amplifier is specified for both industrial and extended industrial temperature ranges (-40°C to +125°C), making it robust for harsh environments.
Applications
- Pressure and Position Sensors: Ideal for sensor conditioning circuits due to its high accuracy and low noise.
- Remote Security and Medical Monitors: Suitable for remote battery-powered sensors and medical monitoring equipment.
- Battery-Powered Consumer Equipment: Excellent choice for handheld instrumentation and consumer devices.
- Hazard Detectors: Used in smoke, fire, and gas detectors due to its robust design and low power consumption.
- Patient Monitors: Benefits from its high CMRR and low noise characteristics, making it suitable for patient monitoring systems.
Q & A
- What is the supply voltage range of the ADA4505-1ARJZ-R7?
The supply voltage range is from 1.8 V to 5 V.
- What is the typical input offset voltage of the ADA4505-1ARJZ-R7?
The typical input offset voltage is 3 mV.
- What is the slew rate of the ADA4505-1ARJZ-R7?
The slew rate is 6.5 mV/μs.
- What is the gain bandwidth product of the ADA4505-1ARJZ-R7?
The gain bandwidth product is 50 kHz.
- What is the typical supply current per amplifier for the ADA4505-1ARJZ-R7?
The typical supply current per amplifier is 10.5 μA.
- What are the operating temperature ranges for the ADA4505-1ARJZ-R7?
The operating temperature ranges are from -40°C to +125°C.
- What packages are available for the ADA4505-1ARJZ-R7?
The device is available in 5-lead SOT-23 and 6-ball WLCSP packages.
- Is the ADA4505-1ARJZ-R7 suitable for battery-powered applications?
Yes, it is highly suitable due to its low power consumption and robust design.
- What are some common applications of the ADA4505-1ARJZ-R7?
Common applications include pressure and position sensors, remote security and medical monitors, battery-powered consumer equipment, and hazard detectors.
- Is the ADA4505-1ARJZ-R7 RoHS compliant?
Yes, the device is RoHS compliant.
