Overview
The OP249GS-REEL7, produced by Analog Devices Inc., is a dual precision JFET operational amplifier known for its high speed and low distortion characteristics. This component is particularly suited for applications requiring fast settling times, high slew rates, and excellent dc performance. The OP249GS-REEL7 is available in an 8-lead SOIC package and is RoHS compliant, making it a versatile choice for various electronic systems.
Key Specifications
| Parameter | Symbol | Conditions | Min | Typ | Max | Unit |
|---|---|---|---|---|---|---|
| Offset Voltage | VOS | VCM = 0 V | 0.2 | 0.5 | 0.7 | mV |
| Offset Stability | 1.5 | μV/month | ||||
| Input Bias Current | IB | VCM = 0 V, TA = 25°C | 30 | 75 | 75 | pA |
| Input Offset Current | IOS | VCM = 0 V, TA = 25°C | 6 | 25 | 25 | pA |
| Input Voltage Range | IVR | ±11 | ±11 | ±11 | V | |
| Common-Mode Rejection | CMR | VCM = ±11 V | 80 | 90 | 90 | dB |
| Power-Supply Rejection Ratio | PSRR | VS = ±4.5 V to ±18 V | 12 | 31.6 | 50 | μV/V |
| Large Signal Voltage Gain | AVO | VO = ±10 V, RL = 2 kΩ | 1000 | 1400 | 1200 | V/mV |
| Slew Rate | SR | RL = 2 kΩ, CL = 50 pF | 18 | 22 | V/μs | |
| Settling Time (0.01%) | tS | 10 V step | 0.9 | 1.2 | μs | |
| Gain Bandwidth Product | GBW | 4.7 | MHz | |||
| Supply Current | ISY | No load; VO = 0 V | 5.6 | 7.0 | mA |
Key Features
- High Slew Rate: The OP249GS-REEL7 has a typical slew rate of 22 V/μs, making it ideal for high-speed applications.
- Fast Settling Time: It features a settling time of less than 1.2 μs to 0.01%, which is crucial for applications requiring quick response times.
- Low Offset Voltage: With a typical offset voltage of 0.5 mV, this amplifier ensures high precision and accuracy.
- High Open-Loop Gain: The OP249GS-REEL7 has a minimum open-loop gain of 1000 V/mV, enhancing its dc precision and accuracy in high closed-loop gain applications.
- Low Distortion: It offers ultralow distortion, making it suitable for professional audio applications and other high-fidelity systems.
- High Common-Mode Rejection Ratio (CMRR): With a CMRR of 80 to 90 dB, this amplifier provides excellent rejection of common-mode signals.
- Power-Supply Rejection Ratio (PSRR): The PSRR of 12 to 50 μV/V ensures stable operation despite power supply variations.
Applications
- Output Amplifier for Fast DACs and ADCs: The OP249GS-REEL7 is ideal for high-speed bipolar DAC and ADC applications due to its fast settling time and high slew rate.
- Signal Processing: It is used in various signal processing applications where high precision and low distortion are required.
- Instrumentation Amplifiers: The amplifier's high accuracy and low noise make it suitable for instrumentation applications.
- Professional Audio: Its low distortion and high slew rate make it an excellent choice for professional audio systems.
- Active Filters and High-Speed Integrators: The OP249GS-REEL7 is used in active filters and high-speed integrators due to its fast response and high precision.
- Servo Systems and Buffer Amplifiers: It is also used in servo systems and as buffer amplifiers where high accuracy and stability are necessary.
Q & A
- What is the typical slew rate of the OP249GS-REEL7?
The typical slew rate of the OP249GS-REEL7 is 22 V/μs.
- What is the settling time of the OP249GS-REEL7 to 0.01%?
The settling time to 0.01% is less than 1.2 μs.
- What is the typical offset voltage of the OP249GS-REEL7?
The typical offset voltage is 0.5 mV.
- What is the minimum open-loop gain of the OP249GS-REEL7?
The minimum open-loop gain is 1000 V/mV.
- What is the common-mode rejection ratio (CMRR) of the OP249GS-REEL7?
The CMRR is between 80 to 90 dB.
- What is the power-supply rejection ratio (PSRR) of the OP249GS-REEL7?
The PSRR is between 12 to 50 μV/V.
- In what package is the OP249GS-REEL7 available?
The OP249GS-REEL7 is available in an 8-lead SOIC package.
- Is the OP249GS-REEL7 RoHS compliant?
Yes, the OP249GS-REEL7 is RoHS compliant.[
- What are some typical applications of the OP249GS-REEL7?
Typical applications include output amplifiers for fast DACs and ADCs, signal processing, instrumentation amplifiers, professional audio, active filters, high-speed integrators, servo systems, and buffer amplifiers.
- What is the supply current of the OP249GS-REEL7 with no load and VO = 0 V?
The supply current is between 5.6 to 7.0 mA.
