Overview
The AD820ARZ-REEL7 is a precision, low-power FET input operational amplifier manufactured by Analog Devices Inc. This op-amp is designed to operate from a single supply of 5 V to 36 V or dual supplies of ±2.5 V to ±18 V, making it versatile for various applications. It features a single amplifier design with a JFET input type, which is ideal for precision applications requiring high performance and low noise.
Key Specifications
| Parameter | Value |
|---|---|
| Number of Channels | 1 Channel |
| GBP - Gain Bandwidth Product | 1.8 MHz |
| SR - Slew Rate | 3 V/us |
| Vos - Input Offset Voltage | 100 μV |
| Current - Input Bias | 25 pA |
| Supply Voltage - Min | 5 V, ±2.5 V |
| Max Supply Voltage | 36 V, ±18 V |
| Current @ Pmpp | 620 μA |
| Load Current | 15 mA |
| CMRR - Common Mode Rejection Ratio | 80 dB |
| Input Voltage Noise Density | 13 nV/√Hz @ 10 kHz |
| Mounting Style | SMD/SMT |
| Package/Case | 8-Lead SOIC_N |
| Operating Temperature Range | −40°C to +85°C |
Key Features
- Precision, low-power FET input operational amplifier.
- Single supply operation from 5 V to 36 V or dual supplies from ±2.5 V to ±18 V.
- High gain bandwidth product of 1.8 MHz and a slew rate of 3 V/us.
- Low input offset voltage of 100 μV and low input bias current of 25 pA.
- Excellent load drive capabilities, including capacitive loads up to 350 pF.
- Low noise of 13 nV/√Hz @ 10 kHz.
- Compact 8-pin SOIC package.
- RoHS compliant, promoting environmental sustainability.
Applications
- Battery-powered precision instrumentation.
- Photodiode preamps.
- Active filters.
- 12-bit to 14-bit data acquisition systems.
- Medical instrumentation.
- Low power references and regulators.
- Sensors and signal conditioning.
- Audio equipment.
Q & A
- What is the supply voltage range of the AD820ARZ-REEL7?
The AD820ARZ-REEL7 can operate from a single supply of 5 V to 36 V or dual supplies of ±2.5 V to ±18 V. - What is the gain bandwidth product of the AD820ARZ-REEL7?
The gain bandwidth product is 1.8 MHz. - What is the slew rate of the AD820ARZ-REEL7?
The slew rate is 3 V/us. - What is the input offset voltage of the AD820ARZ-REEL7?
The input offset voltage is 100 μV. - What is the input bias current of the AD820ARZ-REEL7?
The input bias current is 25 pA. - What is the maximum load current of the AD820ARZ-REEL7?
The maximum load current is 15 mA. - What is the common mode rejection ratio (CMRR) of the AD820ARZ-REEL7?
The CMRR is 80 dB. - What is the noise density of the AD820ARZ-REEL7?
The input voltage noise density is 13 nV/√Hz @ 10 kHz. - What is the package type of the AD820ARZ-REEL7?
The package type is 8-Lead SOIC_N. - What are some common applications of the AD820ARZ-REEL7?
Common applications include battery-powered precision instrumentation, photodiode preamps, active filters, medical instrumentation, and signal conditioning.
