Overview
The AD8511ARUZ-REEL, produced by Analog Devices Inc., is a dual precision JFET operational amplifier. This component is part of the AD8510/AD8512/AD8513 family, known for their low offset voltage, low input bias current, and low noise characteristics. These amplifiers are particularly suited for high impedance sensor amplification, precise current measurements using shunts, and applications requiring high accuracy and low noise.
The AD8511ARUZ-REEL is available in an 8-lead MSOP package and is specified over an extended industrial temperature range of −40°C to +125°C. Despite being listed as obsolete, its specifications and features remain relevant for understanding its capabilities.
Key Specifications
| Parameter | Conditions | Min | Typ | Max | Unit |
|---|---|---|---|---|---|
| Input Offset Voltage | -0.5 | 0 | 0.5 | mV | |
| Input Bias Current | 10 | 50 | pA | ||
| Output Voltage High (VOH) | RL = 600 Ω | 13.5 | 13.9 | V | |
| Output Voltage Low (VOL) | RL = 600 Ω | -14.3 | -13.8 | V | |
| Output Current (IOUT) | ±40 | ±54 | mA | ||
| Power Supply Rejection Ratio (PSRR) | VS = ±4.5 V to ±18 V | 86 | 130 | dB | |
| Supply Current per Amplifier (ISY) | VO = 0 V, −40°C < TA < +125°C | 2.0 | 2.3 | mA | |
| Slew Rate (SR) | RL = 2 kΩ | 20 | V/μs | ||
| Gain Bandwidth Product (GBP) | 8 | MHz | |||
| Settling Time (tS) to 0.1% | 0 V to 4 V step, G = +1 | 0.4 | μs |
Key Features
- Low offset voltage and low input bias current, making it suitable for high impedance sensor amplification and precise current measurements.
- Low noise and fast settling time, ensuring superior accuracy in medical instruments, electronic measurement, and automated test equipment.
- No output phase reversal when input voltages exceed the maximum common-mode voltage range, unlike many older JFET amplifiers.
- Fast slew rate and great stability with capacitive loads, ideal for high-performance filters.
- Low noise and distortion, high output current, and excellent speed, making it suitable for audio applications.
- Available in 8-lead MSOP packages, with devices only available in tape and reel.
- Specified over an extended industrial temperature range of −40°C to +125°C.
Applications
- High impedance sensor amplification.
- Precise current measurements using shunts.
- Medical instruments.
- Electronic measurement and automated test equipment.
- High-performance filters.
- Audio applications.
- Photodiode amplifier circuits due to low input bias currents and low noise.
Q & A
- What is the AD8511ARUZ-REEL?
The AD8511ARUZ-REEL is a dual precision JFET operational amplifier from Analog Devices Inc.
- What are the key features of the AD8511ARUZ-REEL?
It features low offset voltage, low input bias current, low noise, fast settling time, and stability with capacitive loads.
- In what package is the AD8511ARUZ-REEL available?
The AD8511ARUZ-REEL is available in an 8-lead MSOP package.
- What is the temperature range for the AD8511ARUZ-REEL?
The AD8511ARUZ-REEL is specified over an extended industrial temperature range of −40°C to +125°C.
- What are some typical applications of the AD8511ARUZ-REEL?
It is used in high impedance sensor amplification, precise current measurements, medical instruments, electronic measurement, automated test equipment, high-performance filters, and audio applications.
- What is the slew rate of the AD8511ARUZ-REEL?
The slew rate is 20 V/μs with a load resistance of 2 kΩ.
- What is the gain bandwidth product (GBP) of the AD8511ARUZ-REEL?
The gain bandwidth product is 8 MHz.
- Does the AD8511ARUZ-REEL suffer from output phase reversal?
No, the AD8511ARUZ-REEL does not suffer from output phase reversal when input voltages exceed the maximum common-mode voltage range.
- What is the power supply rejection ratio (PSRR) of the AD8511ARUZ-REEL?
The power supply rejection ratio is 86 dB to 130 dB for supply voltages from ±4.5 V to ±18 V.
- Is the AD8511ARUZ-REEL still in production?
No, the AD8511ARUZ-REEL is listed as obsolete and is no longer manufactured.
