Overview
The AD8091AR from Analog Devices Inc. is a high-performance, low-cost voltage feedback operational amplifier. This device is part of the AD8091 and AD8092 series, known for their high speed, low power consumption, and rail-to-rail output. The AD8091AR is particularly suited for applications requiring single-supply operation and high bandwidth, making it ideal for various general-purpose and high-speed applications.
Key Specifications
| Parameter | Value | Parameter | Value |
|---|---|---|---|
| Manufacturer | Analog Devices Inc. | Series | - |
| Product Status | Obsolete | Amplifier Type | Voltage Feedback |
| Number of Circuits | 1 | Output Type | Rail-to-Rail |
| Slew Rate | 170 V/µs | -3 dB Bandwidth | 110 MHz |
| Current - Input Bias | 1.4 µA | Voltage - Input Offset | 1.8 mV |
| Current - Supply | 4.8 mA | Current - Output / Channel | 45 mA |
| Voltage - Supply Span (Min) | 3 V | Voltage - Supply Span (Max) | 12 V |
| Operating Temperature | -40°C ~ 85°C | Mounting Type | Surface Mount |
| Package / Case | 8-SOIC (0.154", 3.90mm Width) | Supplier Device Package | 8-SOIC |
Key Features
- Low cost single (AD8091) and dual (AD8092) amplifiers
- Fully specified at +3 V, +5 V, and ±5 V supplies
- Single-supply operation with output swings to within 25 mV of either rail
- High speed and fast settling: 110 MHz, −3 dB bandwidth; 170 V/µs slew rate
- Low power consumption: 4.4 mA per amplifier
- Good video specifications: 0.03% differential gain error at 150 Ω; 1 kΩ
- Low distortion: −80 dBc total harmonic at 1 MHz
- Outstanding load drive capability: Drives 45 mA, 0.5 V from supply rails; Drives 50 pF capacitive load
Applications
The AD8091AR is versatile and can be used in a variety of applications, including:
- Portable and battery-powered devices due to its low power supply current and single-supply operation
- General-purpose high-speed applications requiring dual power supplies up to ±6 V and single supplies from +3 V to +12 V
- Video and audio circuits where low distortion and good video specifications are crucial
- Medical ultrasound systems for filtering and signal processing
- Any application requiring high bandwidth, fast settling time, and rail-to-rail output
Q & A
- Q: What is the warranty period for the AD8091AR-REEL?
A: The warranty period for the AD8091AR-REEL is 1 year. This warranty covers any defects in materials and workmanship under normal use.
- Q: How does the distributor ensure the authenticity of AD8091AR-REEL from Analog Devices Inc.?
A: Distributors like Ovaga and Heisener ensure authenticity by rigorously testing and verifying the credentials of original Analog Devices Inc. manufacturers and authorized agents. They emphasize sourcing from reliable channels and maintaining high product quality standards.
- Q: What is the operating temperature range for the AD8091AR-REEL?
A: The operating temperature range for the AD8091AR-REEL is -40°C to 85°C.
- Q: What is the typical supply current for the AD8091AR-REEL?
A: The typical supply current for the AD8091AR-REEL is 4.8 mA per amplifier.
- Q: Can the AD8091AR-REEL drive capacitive loads?
A: Yes, the AD8091AR-REEL can drive capacitive loads up to 50 pF.
- Q: What is the slew rate of the AD8091AR-REEL?
A: The slew rate of the AD8091AR-REEL is 170 V/µs.
- Q: What are the typical applications for the AD8091AR-REEL?
A: Typical applications include portable and battery-powered devices, general-purpose high-speed applications, video and audio circuits, and medical ultrasound systems.
- Q: What is the -3 dB bandwidth of the AD8091AR-REEL?
A: The -3 dB bandwidth of the AD8091AR-REEL is 110 MHz.
- Q: How does the AD8091AR-REEL perform in terms of distortion?
A: The AD8091AR-REEL has low distortion, with a total harmonic distortion of -80 dBc at 1 MHz.
- Q: What is the package type for the AD8091AR-REEL?
A: The AD8091AR-REEL comes in an 8-SOIC package.
