Overview
The ADA4637-1ARZ is a high-performance, wide bandwidth precision operational amplifier produced by Analog Devices Inc. This amplifier is part of the ADA4637-1 series, known for its low noise, very low offset voltage, drift, and bias current. It operates from a dual supply of ±5 V to ±15 V, making it versatile for various applications. The ADA4637-1ARZ is particularly suited for applications where high precision and low error sources are critical.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Gain Bandwidth Product (GBP) | 79.9 MHz | |
| Slew Rate (SR) | 170 V/μs | |
| Input Bias Current (Ib) | 5 pA | |
| Input Offset Voltage (Vos) | 200 μV | |
| Input Voltage Noise Density (en) | 6.1 nV/√Hz at 1 kHz | |
| Supply Voltage | ±5 V to ±15 V | |
| Supply Current per Amplifier | 7 mA | |
| Output Current per Channel | 45 mA | |
| Operating Temperature | −40°C to +125°C | |
| Package | 8-Lead LFCSP, 8-Lead SOIC |
Key Features
- High gain bandwidth product of 79.9 MHz
- High slew rate of 170 V/μs
- Very low input bias current of 5 pA
- Low input offset voltage of 200 μV maximum
- Low input voltage noise density of 6.1 nV/√Hz at 1 kHz
- High common-mode rejection ratio (CMRR) and power supply rejection ratio (PSRR)
- Extended temperature range of −40°C to +125°C
- Available in compact 8-lead LFCSP and SOIC packages
Applications
- High impedance sensors
- Photodiode amplifiers
- Precision instrumentation
- Phase-locked loop filters
- High-end, professional audio
- DAC output amplifiers
- Automated Test Equipment (ATE)
- Medical devices
Q & A
- What is the gain bandwidth product of the ADA4637-1ARZ?
The gain bandwidth product of the ADA4637-1ARZ is 79.9 MHz. - What is the slew rate of the ADA4637-1ARZ?
The slew rate of the ADA4637-1ARZ is 170 V/μs. - What is the input bias current of the ADA4637-1ARZ?
The input bias current of the ADA4637-1ARZ is 5 pA. - What is the input offset voltage of the ADA4637-1ARZ?
The input offset voltage of the ADA4637-1ARZ is 200 μV maximum. - What is the supply voltage range for the ADA4637-1ARZ?
The supply voltage range for the ADA4637-1ARZ is ±5 V to ±15 V. - What are the typical applications of the ADA4637-1ARZ?
The ADA4637-1ARZ is typically used in high impedance sensors, photodiode amplifiers, precision instrumentation, phase-locked loop filters, high-end professional audio, DAC output amplifiers, ATE, and medical devices. - What are the available package types for the ADA4637-1ARZ?
The ADA4637-1ARZ is available in 8-lead LFCSP and 8-lead SOIC packages. - What is the operating temperature range of the ADA4637-1ARZ?
The operating temperature range of the ADA4637-1ARZ is −40°C to +125°C. - What is the common-mode rejection ratio (CMRR) of the ADA4637-1ARZ?
The CMRR of the ADA4637-1ARZ is typically 116 dB. - What is the power supply rejection ratio (PSRR) of the ADA4637-1ARZ?
The PSRR of the ADA4637-1ARZ is typically 112 dB.
