Overview
The AD8513ARU-REEL, produced by Analog Devices Inc., is a quad-precision JFET operational amplifier. This device is part of the AD8510/AD8512/AD8513 family, known for their low offset voltage, low input bias current, and low input voltage noise. These characteristics make the AD8513 particularly suitable for high-impedance sensor amplification, precise current measurements using shunts, and various high-precision applications in medical instruments, electronic measurement, and automated test equipment.
Key Specifications
| Parameter | Value | Conditions |
|---|---|---|
| Input Offset Voltage | ±0.5 mV | Typical |
| Input Bias Current | ±10 pA | Typical |
| Input Voltage Noise | 10 nV/√Hz | Typical |
| Supply Current/Amplifier | 2.5 mA to 3.0 mA | −40°C < TA < +125°C |
| Power Supply Rejection Ratio (PSRR) | 86 dB to 130 dB | VS = ±4.5 V to ±18 V |
| Slew Rate | 20 V/μs | RL = 2 kΩ |
| Gain Bandwidth Product (GBP) | 8 MHz | |
| Settling Time | 0.4 μs to 0.1% | 0 V to 4 V step, G = +1 |
| Output Voltage High (VOH) | +13.5 V to +13.9 V | RL = 600 Ω, −40°C < TA < +125°C |
| Output Voltage Low (VOL) | −14.3 V to −13.8 V | RL = 600 Ω, −40°C < TA < +125°C |
| Output Current (IOUT) | ±70 mA |
Key Features
- Low offset voltage and input bias current, making it suitable for high-precision applications.
- Low input voltage noise, enhancing signal integrity.
- Fast settling time and high slew rate, ensuring rapid response to input changes.
- Excellent stability with capacitive loads, ideal for high-performance filters.
- No output phase reversal when input voltages exceed the maximum common-mode voltage range.
- Wide dynamic range in photodiode amplifier circuits due to low noise and distortion.
- High output current and excellent speed, suitable for audio applications.
- Available in 14-lead SOIC_N and TSSOP packages.
- Specified over the −40°C to +125°C extended industrial temperature range.
Applications
- High-impedance sensor amplification.
- Precise current measurements using shunts.
- Medical instruments requiring high precision and low noise.
- Electronic measurement and automated test equipment.
- High-performance filters.
- Photodiode amplifier circuits.
- Audio applications demanding low noise and high output current.
Q & A
- What is the typical input offset voltage of the AD8513?
The typical input offset voltage of the AD8513 is ±0.5 mV. - What is the input bias current of the AD8513?
The input bias current of the AD8513 is typically ±10 pA. - What is the slew rate of the AD8513?
The slew rate of the AD8513 is 20 V/μs. - What is the gain bandwidth product (GBP) of the AD8513?
The gain bandwidth product (GBP) of the AD8513 is 8 MHz. - What are the typical output voltage ranges for the AD8513?
The typical output voltage high (VOH) is +13.5 V to +13.9 V, and the output voltage low (VOL) is −14.3 V to −13.8 V, both at RL = 600 Ω and −40°C < TA < +125°C. - What is the maximum output current of the AD8513?
The maximum output current (IOUT) of the AD8513 is ±70 mA. - In what temperature range is the AD8513 specified?
The AD8513 is specified over the −40°C to +125°C extended industrial temperature range. - What packages are available for the AD8513?
The AD8513 is available in 14-lead SOIC_N and TSSOP packages. - Is the AD8513 suitable for audio applications?
Yes, the AD8513 is suitable for audio applications due to its low noise, high output current, and excellent speed. - Does the AD8513 suffer from output phase reversal?
No, the AD8513 does not suffer from output phase reversal when input voltages exceed the maximum common-mode voltage range.
