Overview
The AD8051ARZ-REEL7, produced by Analog Devices Inc., is a low-cost, high-speed, single-channel, rail-to-rail operational amplifier. This device is part of the AD8051 series, which includes the AD8052 (dual) and AD8054 (quad) amplifiers. The AD8051 is designed for high-performance applications requiring low power consumption and excellent dynamic performance.
It operates on single-supply voltages of +3 V, +5 V, or dual-supply voltages of ±5 V, making it versatile for various electronic systems. The amplifier features true single-supply capability with an input voltage range extending 200 mV below the negative rail and within 1 V of the positive rail.
Key Specifications
| Parameter | Min | Max | Unit | |
|---|---|---|---|---|
| Supply Voltage | 3 | - | 12.6 | V |
| Operating Temperature Range | -40 | - | 125 | °C |
| Bandwidth (G = +1) | 70 | 110 | 135 | MHz |
| Slew Rate | 105 | 170 | 190 | V/μs |
| Settling Time to 0.1% | 40 | 50 | - | ns |
| Input Voltage Range | -0.2 | - | +4 | V (V_S = 5V) |
| Output Voltage Swing (RL = 150 Ω) | -4.45 | - | +4.3 | V |
| Quiescent Current per Amplifier | 2.75 | 4.4 | 5 | mA |
| Power Supply Rejection Ratio | 68 | 80 | - | dB |
Key Features
- High Speed and Bandwidth: The AD8051 offers a high bandwidth of up to 110 MHz at a gain of +1 and a slew rate of up to 170 V/μs, making it suitable for high-speed applications.
- Rail-to-Rail Operation: The amplifier can operate with input voltages extending 200 mV below the negative rail and within 1 V of the positive rail, and the output voltage swings to within 25 mV of each rail.
- Low Distortion and Fast Settling: It features low total harmonic distortion (−80 dBc at 1 MHz) and fast settling time to 0.1% (50 ns), ideal for video and active filter applications.
- Single-Supply Capability: The AD8051 can operate on single-supply voltages of +3 V, +5 V, or dual-supply voltages of ±5 V.
- Low Power Consumption: The quiescent current per amplifier is typically 4.4 mA, making it energy-efficient.
- High Load Drive Capability: The amplifier can drive loads up to 45 mA and handle capacitive loads up to 50 pF.
Applications
- Video Electronics: Suitable for video amplifiers, cameras, and video switchers due to its high bandwidth and low distortion.
- Active Filters: Ideal for active filter applications because of its fast settling time and low distortion.
- High-Speed Portable Equipment: Its low power consumption and high performance make it suitable for portable high-speed equipment.
- General Analog Signal Processing: Can be used in various analog signal processing tasks requiring high speed and low noise.
Q & A
- What is the typical bandwidth of the AD8051 at a gain of +1?
The typical bandwidth of the AD8051 at a gain of +1 is 110 MHz.
- What is the slew rate of the AD8051?
The slew rate of the AD8051 is typically 170 V/μs.
- What is the operating temperature range of the AD8051ARZ-REEL7?
The operating temperature range of the AD8051ARZ-REEL7 is from -40°C to +125°C.
- What are the supply voltage options for the AD8051?
The AD8051 can operate on single-supply voltages of +3 V, +5 V, or dual-supply voltages of ±5 V.
- What is the typical quiescent current per amplifier for the AD8051?
The typical quiescent current per amplifier for the AD8051 is 4.4 mA.
- What is the output voltage swing of the AD8051 when driving a 150 Ω load?
The output voltage swing of the AD8051 when driving a 150 Ω load is typically from -4.45 V to +4.3 V.
- How much current can the AD8051 drive?
The AD8051 can drive up to 45 mA of current.
- What is the total harmonic distortion of the AD8051 at 1 MHz?
The total harmonic distortion of the AD8051 at 1 MHz is typically -80 dBc.
- What are some common applications of the AD8051?
The AD8051 is commonly used in video electronics, active filters, high-speed portable equipment, and general analog signal processing.
- Is the AD8051 RoHS compliant?
Yes, the AD8051 is RoHS compliant.
