Overview
The AD8091ARTZ-R7 is a low-cost, high-speed, rail-to-rail operational amplifier produced by Analog Devices Inc. This single-channel amplifier is designed to operate on a variety of power supplies, including +3 V, +5 V, or ±5 V, making it versatile for various applications. The AD8091 is known for its excellent performance, low power consumption, and compact packaging, particularly in the 5-lead SOT-23 package.
Key Specifications
| Parameter | Min | Typ | Max | Unit |
|---|---|---|---|---|
| Operating Temperature Range | -40 | +85 | °C | |
| Power Supply Range | 3 | 12 | V | |
| Quiescent Current per Amplifier | 4.2 | 4.4 | 5 | mA |
| -3 dB Bandwidth (G = +1) | 70 | 110 | MHz | |
| Slew Rate | 145 | V/μs | ||
| Settling Time to 0.1% (G = +1) | 50 | ns | ||
| Input Offset Voltage | 1.8 | 11 | 27 | mV |
| Input Bias Current | 1.4 | 2.6 | 3.5 | μA |
| Output Voltage Swing (RL = 2 kΩ) | -4.85 | +4.85 | V | |
| Output Current (VOUT = 0.5 V to 4.5 V) | 45 | mA |
Key Features
- High-speed operation with a -3 dB bandwidth of 70 MHz to 110 MHz and a slew rate of 145 V/μs.
- Rail-to-rail input and output capability, allowing the input voltage range to extend 200 mV below the negative rail and within 1 V of the positive rail.
- Low power consumption with a quiescent current of 4.2 mA to 5 mA per amplifier.
- Excellent video specifications, including gain flatness of 0.1 dB to 20 MHz and low differential gain and phase errors.
- Low distortion with a total harmonic distortion of -80 dBc at 1 MHz.
- Compact packaging in 5-lead SOT-23, making it suitable for space-constrained applications.
Applications
- Video electronics: cameras, video switchers, and other high-speed video equipment.
- Active filters: due to its low distortion and fast settling time.
- Professional cameras and CCD imaging systems.
- Coaxial cable drivers and clock buffers.
- Portable and battery-powered equipment where size and power are critical).
Q & A
- What is the operating temperature range of the AD8091ARTZ-R7?
The operating temperature range is -40°C to +85°C).
- What are the power supply options for the AD8091ARTZ-R7?
The AD8091ARTZ-R7 can operate on +3 V, +5 V, or ±5 V power supplies).
- What is the typical quiescent current per amplifier for the AD8091ARTZ-R7?
The typical quiescent current per amplifier is 4.4 mA).
- What is the -3 dB bandwidth of the AD8091ARTZ-R7?
The -3 dB bandwidth is 70 MHz to 110 MHz for a gain of +1).
- What is the slew rate of the AD8091ARTZ-R7?
The slew rate is 145 V/μs).
- What are the key applications of the AD8091ARTZ-R7?
Key applications include video electronics, active filters, professional cameras, and portable battery-powered equipment).
- What is the input offset voltage range for the AD8091ARTZ-R7?
The input offset voltage range is 1.8 mV to 27 mV).
- What is the output voltage swing for a 2 kΩ load?
The output voltage swing is -4.85 V to +4.85 V for a 2 kΩ load).
- Can the AD8091ARTZ-R7 drive capacitive loads?
Yes, it can drive a 50 pF capacitive load for a gain of +1).
- Is the AD8091ARTZ-R7 available in different packages?
Yes, it is available in an 8-lead SOIC and a 5-lead SOT-23 package).
