Overview
The ADA4637-1BRZ-RL, produced by Analog Devices Inc., is a high-performance operational amplifier that combines wide bandwidth, low noise, and very low offset, drift, and bias current. This device is part of the ADA4637-1 series, which is a decompensated version of the ADA4627-1, stable at a noise gain of 5 or greater. It operates from ±5 V to ±15 V dual supply, making it versatile for various applications requiring precision and high speed.
Key Specifications
| Parameter | Symbol | Typical Value | Unit |
|---|---|---|---|
| Offset Voltage | VOS | 70 µV | µV |
| Offset Voltage Drift | ∆VOS/∆T | 1 µV/°C | µV/°C |
| Input Bias Current | IB | 1 pA | pA |
| Power Supply Rejection Ratio | PSRR | 112 dB | dB |
| Gain Bandwidth Product | GBP | 79.9 MHz | MHz |
| Slew Rate | 170 V/µs | V/µs | |
| Voltage Noise Density | 4.8 nV/√Hz | nV/√Hz | |
| Operating Temperature Range | -40°C to +125°C | °C | |
| Supply Voltage Range | Vs | ±5 V to ±15 V | V |
Key Features
- Wide bandwidth with a gain bandwidth product (GBP) of 79.9 MHz.
- Low noise with a voltage noise density of 4.8 nV/√Hz and peak-to-peak noise of 700 nV (0.1 Hz to 10 Hz).
- Very low offset voltage of 70 µV and low drift of 1 µV/°C.
- Low input bias current of 1 pA.
- High power supply rejection ratio (PSRR) of 112 dB.
- High slew rate of 170 V/µs.
- Available in 8-lead LFCSP and 8-lead SOIC packages.
- Operates over an extended industrial temperature range of -40°C to +125°C.
Applications
- High impedance sensors.
- Photodiode amplifiers.
- Precision instrumentation.
- Phase-locked loop filters.
- High-end, professional audio.
- DAC output amplifiers.
- Automated Test Equipment (ATE).
- Medical equipment.
Q & A
- What is the typical offset voltage of the ADA4637-1BRZ-RL? The typical offset voltage is 70 µV.
- What is the gain bandwidth product (GBP) of the ADA4637-1BRZ-RL? The GBP is 79.9 MHz.
- What is the slew rate of the ADA4637-1BRZ-RL? The slew rate is 170 V/µs.
- What is the operating temperature range of the ADA4637-1BRZ-RL? The operating temperature range is -40°C to +125°C.
- What are the typical applications of the ADA4637-1BRZ-RL? Typical applications include high impedance sensors, photodiode amplifiers, precision instrumentation, phase-locked loop filters, high-end professional audio, DAC output amplifiers, ATE, and medical equipment.
- What is the power supply rejection ratio (PSRR) of the ADA4637-1BRZ-RL? The PSRR is 112 dB.
- What is the input bias current of the ADA4637-1BRZ-RL? The input bias current is 1 pA.
- In what packages is the ADA4637-1BRZ-RL available? It is available in 8-lead LFCSP and 8-lead SOIC packages.
- What is the voltage noise density of the ADA4637-1BRZ-RL? The voltage noise density is 4.8 nV/√Hz.
- Is the ADA4637-1BRZ-RL RoHS compliant? Yes, the ADA4637-1BRZ-RL is RoHS compliant.
