Overview
The AD8691WAUJZ-R7 is a low-cost, low-noise, CMOS operational amplifier produced by Analog Devices Inc. This device is part of the AD8691 series, which includes single, dual, and quad rail-to-rail output operational amplifiers. The AD8691WAUJZ-R7 is specifically a single operational amplifier packaged in a 5-lead TSOT package, making it suitable for space-constrained applications. It is designed for single-supply operation with a voltage range of 2.7 V to 6 V, and it is qualified for automotive applications, meeting the AEC-Q100 standard.
Key Specifications
| Parameter | Value | Conditions |
|---|---|---|
| Offset Voltage Drift | 2 µV/°C to 12 µV/°C | -40°C to +125°C |
| Input Bias Current | 1 pA maximum | - |
| Noise | 8 nV/√Hz | - |
| Distortion | 0.0006% | - |
| Bandwidth | 10 MHz | - |
| Supply Voltage Range | 2.7 V to 6 V | - |
| Supply Current per Amplifier | 0.95 mA to 1.05 mA | VO = 0 V, -40°C to +125°C |
| Output Voltage High | 4.96 V to 4.98 V (IL = 1 mA) | -40°C to +125°C |
| Output Voltage Low | 20 mV to 40 mV (IL = 1 mA) | -40°C to +125°C |
| Short-Circuit Current | ±20 mA | - |
| Power Supply Rejection Ratio (PSRR) | 80 dB to 95 dB | VS = 2.7 V to 5.5 V, -40°C to +125°C |
Key Features
- Low offset voltage drift: 2 µV/°C to 12 µV/°C
- Very low input bias currents: 1 pA maximum
- Low noise: 8 nV/√Hz
- Low distortion: 0.0006%
- Wide bandwidth: 10 MHz
- Unity-gain stable
- Single-supply operation: 2.7 V to 6 V
- Rail-to-rail output
- Qualified for automotive applications (AEC-Q100)
- Compact 5-lead TSOT package
Applications
- Power amplifier (PA) controls
- Laser diode control loops
- Portable and loop-powered instrumentation
- Audio amplification for portable devices
- ASIC input and output amplifiers
- Photodiode amplification
- Battery-powered instrumentation
- Medical instruments
- Multipole filters and sensors
- Portable audio devices
Q & A
- What is the supply voltage range of the AD8691WAUJZ-R7?
The supply voltage range is 2.7 V to 6 V.
- What is the maximum input bias current of the AD8691WAUJZ-R7?
The maximum input bias current is 1 pA.
- What is the bandwidth of the AD8691WAUJZ-R7?
The bandwidth is 10 MHz.
- Is the AD8691WAUJZ-R7 qualified for automotive applications?
- What is the typical supply current per amplifier for the AD8691WAUJZ-R7?
The typical supply current per amplifier is 0.95 mA to 1.05 mA.
- What are the common applications of the AD8691WAUJZ-R7?
Common applications include power amplifier controls, laser diode control loops, portable instrumentation, audio amplification, and ASIC input/output amplifiers.
- What is the package type of the AD8691WAUJZ-R7?
The package type is a 5-lead TSOT.
- What is the temperature range for the AD8691WAUJZ-R7?
The temperature range is -40°C to +125°C.
- What is the short-circuit current of the AD8691WAUJZ-R7?
The short-circuit current is ±20 mA.
- What is the power supply rejection ratio (PSRR) of the AD8691WAUJZ-R7?
The PSRR is 80 dB to 95 dB.
