Overview
The AMP02FP, produced by Analog Devices Inc., is a high-accuracy instrumentation amplifier known for its precision and versatility. It is the first instrumentation amplifier available in an 8-pin package, making it compact and efficient for various applications. The AMP02FP offers a wide range of gain settings, adjustable by a single external resistor, and features low offset voltage, low drift, and high common-mode rejection. This amplifier is designed to meet the demands of fast data acquisition systems and other precision instrumentation needs.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Input Offset Voltage | 100 µV max | µV |
| Input Drift | 2 µV/°C max | µV/°C |
| Gain Range | 1 to 10,000 | - |
| Common-Mode Rejection | 115 dB min | dB |
| Bandwidth (G = 1000) | 200 kHz typ | kHz |
| Gain Accuracy (G = 1000) | 0.5% max | % |
| Slew Rate (G = 10, RL = 1 kΩ) | 4 V/µs | V/µs |
| Settling Time (To 0.01%, ±10 V Step, G = 1 to 1000) | 10 µs | µs |
| Input Noise Voltage (0.1 Hz to 10 Hz, G = 1000) | 0.4 µV p-p | µV p-p |
Key Features
- Low Offset Voltage: The AMP02FP has an input offset voltage of less than 100 µV, ensuring high accuracy in measurements.
- Low Drift: With a drift of 2 µV/°C, the amplifier maintains stability over temperature changes.
- Wide Gain Range: The gain can be set from 1 to 10,000 using a single external resistor.
- High Common-Mode Rejection: A minimum common-mode rejection of 115 dB helps in rejecting common-mode voltages and noise.
- High Bandwidth: The amplifier maintains a high bandwidth of up to 200 kHz at higher gains and exceeds 1 MHz at unity gain.
- Input Overvoltage Protection: The inputs can be taken 60V beyond either supply rail without damaging the device.
- Reference Pin: Allows the output to be referenced to an external DC level for offset correction or level shifting.
- High Slew Rate: Over 4 V/µs, making it ideal for fast data acquisition systems.
Applications
- Fast Data Acquisition Systems: The high slew rate and wide bandwidth make the AMP02FP suitable for fast data acquisition applications.
- Instrumentation: Ideal for precision instrumentation due to its high accuracy and stability.
- Smart Industry and Electrification: Can be used in various industrial and electrification applications requiring precise signal amplification.
- Digital Health: Suitable for medical devices that require high precision and reliability in signal amplification.
Q & A
- What is the input offset voltage of the AMP02FP?
The input offset voltage of the AMP02FP is less than 100 µV.
- How is the gain of the AMP02FP set?
The gain of the AMP02FP is set by a single external resistor and can range from 1 to 10,000.
- What is the common-mode rejection of the AMP02FP?
The common-mode rejection of the AMP02FP is a minimum of 115 dB.
- What is the bandwidth of the AMP02FP at a gain of 1000?
The bandwidth of the AMP02FP at a gain of 1000 is typically 200 kHz.
- Does the AMP02FP have input overvoltage protection?
Yes, the AMP02FP has an input protection network that allows the inputs to be taken 60V beyond either supply rail without damaging the device.
- What is the slew rate of the AMP02FP?
The slew rate of the AMP02FP is over 4 V/µs.
- Can the output of the AMP02FP be referenced to an external DC level?
Yes, a reference pin is provided to allow the output to be referenced to an external DC level for offset correction or level shifting.
- What are some typical applications of the AMP02FP?
The AMP02FP is typically used in fast data acquisition systems, instrumentation, smart industry, electrification, and digital health applications.
- Is the AMP02FP available in different packages?
Yes, the AMP02FP is available in various packages, including 8-Lead PDIP and 16-Lead SOIC Wide.
- What is the settling time of the AMP02FP to 0.01% for a ±10 V step?
The settling time of the AMP02FP to 0.01% for a ±10 V step is 10 µs.
