Overview
The AD8510BR, produced by Analog Devices Inc., is a precision, very low noise, low input bias current JFET operational amplifier. This device is part of the AD8510 series, which includes single, dual, and quad configurations. The AD8510BR is specifically a single-channel amplifier packaged in an 8-SOIC (Small Outline Integrated Circuit) case. It is designed to operate over an extended industrial temperature range of -40°C to +125°C, making it suitable for a wide range of applications requiring high precision and low noise.
Key Specifications
| Parameter | Symbol | Conditions | Min | Typ | Max | Unit |
|---|---|---|---|---|---|---|
| Offset Voltage (B Grade) | VOS | -40°C < TA < +125°C | 0.08 mV | 0.4 mV | 0.8 mV | mV |
| Offset Voltage (A Grade) | VOS | -40°C < TA < +125°C | 0.1 mV | 1.0 mV | 1.8 mV | mV |
| Input Bias Current | IB | -40°C < TA < +85°C | 25 pA | 80 pA | 10 nA | pA/nA |
| Input Offset Current | IOS | -40°C < TA < +85°C | 6 pA | 75 pA | 0.5 nA | pA/nA |
| Input Capacitance (Differential) | 12.5 pF | pF | ||||
| Input Voltage Range | -13.5 V | +13.0 V | V | |||
| Common-Mode Rejection Ratio | CMRR | VCM = -12.5 V to +12.5 V | 86 dB | 108 dB | dB | |
| Slew Rate | SR | RL = 2 kΩ | 20 V/μs | V/μs | ||
| Gain Bandwidth Product | GBP | 8 MHz | MHz | |||
| Supply Current/Amplifier | ISY | VO = 0 V | 2.0 mA | 2.3 mA | 2.75 mA | mA |
| Output Current | IOUT | ±40 mA | ±70 mA | mA | ||
| Supply Voltage | ±4.5 V | ±18 V | V | |||
| Operating Temperature | -40°C | +125°C | °C |
Key Features
- Low Offset Voltage: The AD8510BR features low offset voltage, with values as low as 0.08 mV for B Grade and 0.1 mV for A Grade over the temperature range of -40°C to +125°C.
- Low Input Bias Current: It has an extremely low input bias current of 25 pA to 80 pA, making it ideal for applications requiring minimal input current.
- Low Noise: The amplifier exhibits very low voltage noise density, with values such as 8 nV/√Hz at 1 kHz.
- High Gain Bandwidth Product: The device has a gain bandwidth product of 8 MHz and a slew rate of 20 V/μs, ensuring good dynamic performance.
- Wide Supply Voltage Range: It can operate with supply voltages ranging from ±4.5 V to ±18 V, providing flexibility in system design.
- High Common-Mode Rejection Ratio (CMRR): The CMRR is as high as 108 dB, which is crucial for rejecting common-mode signals and ensuring high accuracy in measurements.
Applications
- Instrumentation Amplifiers: The AD8510BR is suitable for use in instrumentation amplifiers due to its low noise, low input bias current, and high CMRR.
- Medical Equipment: Its precision and low noise characteristics make it a good choice for medical equipment such as ECG and EEG amplifiers.
- Industrial Automation: It can be used in various industrial automation applications where high accuracy and reliability are required.
- Aerospace and Defense: The device's ability to operate over a wide temperature range and its high reliability make it suitable for aerospace and defense applications.
- High-Precision Measurement Systems: The AD8510BR is ideal for high-precision measurement systems that require low noise and high accuracy.
Q & A
- What is the operating temperature range of the AD8510BR?
The AD8510BR operates over an extended industrial temperature range of -40°C to +125°C.
- What is the typical input bias current of the AD8510BR?
The typical input bias current is 80 pA.
- What is the gain bandwidth product of the AD8510BR?
The gain bandwidth product is 8 MHz.
- What is the slew rate of the AD8510BR?
The slew rate is 20 V/μs.
- What is the common-mode rejection ratio (CMRR) of the AD8510BR?
The CMRR is as high as 108 dB.
- What is the supply voltage range for the AD8510BR?
The supply voltage range is ±4.5 V to ±18 V.
- What is the typical supply current per amplifier for the AD8510BR?
The typical supply current per amplifier is 2.2 mA to 2.75 mA depending on the temperature range.
- What is the output current capability of the AD8510BR?
The output current capability is ±70 mA.
- Is the AD8510BR RoHS compliant?
Yes, the AD8510BR is RoHS compliant.
- In what package is the AD8510BR available?
The AD8510BR is available in an 8-SOIC package.
