Overview
The OPA627AM is a high-performance operational amplifier (op-amp) produced by Texas Instruments (TI). It is widely recognized for its exceptional audio performance and precision in signal processing applications. This model is part of the OPA627 series, which is designed for high-end audio equipment, precision measurement instruments, and other demanding applications. The OPA627AM is particularly valued in the audiophile community for its low noise, low distortion, and high-speed performance. Its metal can (TO-99) packaging ensures excellent thermal stability and electromagnetic shielding, making it suitable for industrial environments.
Key Specifications
| Parameter | Value | Unit | Notes |
|---|---|---|---|
| Power Supply Voltage | ±4.5 to ±18 | V | Dual supply |
| Input Offset Voltage | 100 | µV | Max |
| Input Bias Current | 2 | pA | Typical |
| Gain Bandwidth Product | 16 | MHz | |
| Slew Rate | 55 | V/µs | |
| Noise Density | 4.5 | nV/√Hz | @10kHz |
| Operating Temperature Range | -40 to +125 | °C | |
| Package | TO-99-8 | Metal can |
Key Features
- Ultra-low noise and distortion for high-fidelity audio applications.
- High-speed performance with a slew rate of 55 V/µs.
- Wide operating temperature range (-40°C to +125°C) for industrial use.
- Metal can packaging provides superior thermal and EMI shielding.
- Low input bias current (2 pA) for precision signal processing.
Applications
The OPA627AM is commonly used in high-end audio equipment such as preamplifiers, headphone amplifiers, and digital-to-analog converters (DACs). Its precision and low noise make it ideal for professional audio mixing consoles and studio monitors. Additionally, it is employed in precision measurement instruments, medical devices, and industrial control systems where high accuracy and stability are critical. Its robust design ensures reliable performance in harsh environments, making it a preferred choice for automotive and aerospace applications.
Q & A
What is the power supply range for the OPA627AM?
The OPA627AM operates on a dual power supply ranging from ±4.5V to ±18V.
What is the typical input bias current of the OPA627AM?
The typical input bias current is 2 pA.
What is the gain bandwidth product of the OPA627AM?
The gain bandwidth product is 16 MHz.
What is the slew rate of the OPA627AM?
The slew rate is 55 V/µs.
What is the noise density of the OPA627AM at 10kHz?
The noise density is 4.5 nV/√Hz at 10kHz.
What is the operating temperature range of the OPA627AM?
The operating temperature range is -40°C to +125°C.
What type of packaging does the OPA627AM use?
The OPA627AM uses a TO-99-8 metal can package.
Is the OPA627AM suitable for audio applications?
Yes, the OPA627AM is highly regarded for its performance in high-fidelity audio applications.
Can the OPA627AM be used in industrial environments?
Yes, its wide operating temperature range and robust design make it suitable for industrial applications.
What is the maximum input offset voltage of the OPA627AM?
The maximum input offset voltage is 100 µV.
