Overview
The AD8610BRZ-REEL7, produced by Analog Devices Inc., is a high-precision JFET input operational amplifier. This component is part of the AD8610 series, which includes single (AD8610) and dual (AD8620) versions. The AD8610 is renowned for its ultralow offset voltage, very low input bias current, and low noise characteristics, making it ideal for high-precision applications.
Key Specifications
| Parameter | Symbol | Conditions | Min | Typ | Max | Unit |
|---|---|---|---|---|---|---|
| Offset Voltage | VOS | 45 | 100 | 200 | μV | |
| Offset Voltage Drift | ΔVOS/ΔT | −40°C < TA < +125°C | 0.5 | 3.5 | μV/°C | |
| Input Bias Current | IB | 10 | pA | |||
| Output Voltage High | VOH | RL = 1 kΩ, −40°C < TA < +125°C | 11.75 | 11.84 | V | |
| Output Voltage Low | VOL | RL = 1 kΩ, −40°C < TA < +125°C | −11.84 | −11.75 | V | |
| Output Current | IOUT | VOUT > ±2 V | ±30 | mA | ||
| Power Supply Rejection Ratio | PSRR | VS = ±5 V to ±13 V | 100 | 110 | dB | |
| Supply Current per Amplifier | ISY | VO = 0 V, −40°C < TA < +125°C | 2.5 | 4.0 | mA | |
| Slew Rate | SR | RL = 2 kΩ | 40 | 60 | V/μs | |
| Gain Bandwidth Product | GBP | 25 | MHz | |||
| Settling Time | tS | AV = +1, 4 V step, to 0.01% | 350 | ns | ||
| Voltage Noise Density | en | f = 1 kHz | 6 | nV/√Hz | ||
| Current Noise Density | in | f = 1 kHz | 5 | fA/√Hz |
Key Features
- Low Noise: 6 nV/√Hz voltage noise density and 5 fA/√Hz current noise density, making it suitable for high-sensitivity applications.
- Low Offset Voltage: Maximum offset voltage of 100 μV and low offset voltage drift.
- Low Input Bias Current: Maximum input bias current of 10 pA, ideal for applications requiring minimal input current.
- Fast Settling Time: Settles to 0.01% accuracy in less than 600 ns.
- High Slew Rate: Slew rate of 40 to 60 V/μs.
- Unity Gain Stable: No phase reversal and stable with capacitive loads over 1000 pF.
- Dual-Supply Operation: Operates with supply voltages from ±5 V to ±13 V.
- High Output Drive: Can drive loads up to ±45 mA.
Applications
- Electronic Instruments: Ideal for precision measurement and instrumentation.
- ATE Amplification, Buffering, and Integrator Circuits: Suitable for automated test equipment.
- Medical Instrumentation: Used in CAT, MRI, and ultrasound medical devices.
- Photodiode Amplification: High-quality amplification for photodiode signals.
- Fast Precision Filters: Including PLL filters and other high-speed filtering applications.
- High-Quality Audio: Used in audio circuits requiring low noise and high precision.
Q & A
- What is the maximum offset voltage of the AD8610BRZ-REEL7?
The maximum offset voltage is 100 μV.
- What is the input bias current of the AD8610BRZ-REEL7?
The maximum input bias current is 10 pA.
- What is the slew rate of the AD8610BRZ-REEL7?
The slew rate is between 40 to 60 V/μs.
- Is the AD8610BRZ-REEL7 stable with capacitive loads?
Yes, it is stable with capacitive loads over 1000 pF.
- What is the gain bandwidth product of the AD8610BRZ-REEL7?
The gain bandwidth product is 25 MHz.
- What are the typical supply current requirements for the AD8610BRZ-REEL7?
The supply current per amplifier is between 2.5 to 4.0 mA.
- What are some common applications of the AD8610BRZ-REEL7?
Common applications include electronic instruments, ATE amplification, medical instrumentation, photodiode amplification, fast precision filters, and high-quality audio.
- What is the voltage noise density of the AD8610BRZ-REEL7?
The voltage noise density is 6 nV/√Hz at 1 kHz.
- Can the AD8610BRZ-REEL7 operate with dual supplies?
Yes, it can operate with supply voltages from ±5 V to ±13 V.
- What is the settling time of the AD8610BRZ-REEL7 to 0.01% accuracy?
The settling time is less than 600 ns for a 4 V step.
