Overview
The AMP02EP, produced by Analog Devices Inc., is a high-accuracy instrumentation amplifier designed for precision applications. It is notable for being the first precision instrumentation amplifier available in an 8-pin package. The AMP02EP offers a wide range of gain settings, from 1 to 10,000, which can be set using a single external resistor. No gain set resistor is required for unity gain. This amplifier is ideal for fast data acquisition systems due to its high slew rate and wide bandwidth across various gain settings.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Input Offset Voltage | 100 | µV |
| Input Drift | 2 | µV/°C |
| Gain Range | 1 to 10,000 | - |
| Common-Mode Rejection | 115 dB min | - |
| Bandwidth (G = 1000) | 200 kHz typ | - |
| Gain Accuracy (G = 1000) | 0.5% max | - |
| Slew Rate | 4 V/µs | - |
| Input Overvoltage Protection | 60 V beyond either supply rail | - |
| Output Offset Voltage | Below 4 mV | - |
| Gain Temperature Coefficient | Under 50 ppm/°C | - |
Key Features
- Low Offset Voltage: The AMP02EP has an input offset voltage of less than 100 µV, ensuring high precision in measurements.
- Low Drift: The input drift is limited to 2 µV/°C, maintaining stability over temperature variations.
- Wide Gain Range: Gain can be set from 1 to 10,000 using a single external resistor, offering flexibility in various applications.
- High Common-Mode Rejection: With a minimum common-mode rejection of 115 dB, the AMP02EP effectively rejects common-mode voltages and noise.
- High Bandwidth: The amplifier maintains a high bandwidth of over 200 kHz for gains greater than 10, and exceeds 1 MHz at unity gain.
- Input Overvoltage Protection: The inputs can be taken 60 V beyond either supply rail without damaging the device.
- Reference Pin: A reference pin allows the output to be referenced to an external DC level for offset correction or level shifting.
- Low Cost and Availability in Die Form: The AMP02EP is cost-effective and available in die form, making it suitable for a variety of applications.
Applications
The AMP02EP is ideal for various precision instrumentation and data acquisition applications, including:
- Fast Data Acquisition Systems: Due to its high slew rate and wide bandwidth, it is suitable for fast data acquisition systems.
- Medical Equipment: Its high accuracy and low drift make it appropriate for medical devices requiring precise signal amplification.
- Industrial Automation: It can be used in industrial automation for precise measurement and control systems.
- Scientific Instruments: The AMP02EP is suitable for scientific instruments that require high precision and stability in signal amplification.
Q & A
- What is the input offset voltage of the AMP02EP?
The input offset voltage of the AMP02EP is less than 100 µV.
- How is the gain of the AMP02EP set?
The gain of the AMP02EP is set using a single external resistor and can range from 1 to 10,000.
- What is the common-mode rejection ratio of the AMP02EP?
The common-mode rejection ratio of the AMP02EP is a minimum of 115 dB.
- What is the slew rate of the AMP02EP?
The slew rate of the AMP02EP is over 4 V/µs.
- Does the AMP02EP have input overvoltage protection?
- What is the bandwidth of the AMP02EP at a gain of 1000?
The bandwidth of the AMP02EP at a gain of 1000 is typically 200 kHz.
- Can the output of the AMP02EP be referenced to an external DC level?
- What is the gain temperature coefficient of the AMP02EP?
The gain temperature coefficient of the AMP02EP is under 50 ppm/°C.
- In what package types is the AMP02EP available?
The AMP02EP is available in 8-lead PDIP and 16-lead SOIC wide packages.
- Is the AMP02EP suitable for fast data acquisition systems?
