Overview
The AD815ARBZ-24, produced by Analog Devices Inc., is a high output current differential driver. This component consists of two high-speed amplifiers, each capable of supplying a minimum of 500 mA of output current. It is typically configured as a differential driver, enabling an output signal of 40 V p-p on ±15 V supplies. The AD815 is known for its flexible configuration, allowing it to be used as either a differential input and output driver or as two single-ended drivers. It operates over an industrial temperature range, making it suitable for a variety of demanding applications.
Key Specifications
| Parameter | Conditions | Min | Typ | Max | Units |
|---|---|---|---|---|---|
| Small Signal Bandwidth (–3 dB) | G = +1, ±15 V | 100 | 120 | MHz | |
| Bandwidth (0.1 dB) | G = +2, ±15 V | 40 | MHz | ||
| Differential Slew Rate | VOUT = 20 V p-p, G = +2, ±15 V | 800 | 900 | V/µs | |
| Settling Time to 0.1% | 10 V Step, G = +2, ±15 V | 70 | ns | ||
| Total Harmonic Distortion | f = 1 MHz, RL = 200 Ω | -66 | dB | ||
| Input Bias Current | ±5 V, ±15 V | 10 | 90 | 150 | µA |
| Differential Input Resistance | ±15 V | 7 MΩ | |||
| Common-Mode Rejection Ratio | TMIN – TMAX, ±5 V, ±15 V | 57 | 65 | dB | |
| Voltage Swing (Single Ended) | RLOAD = 25 Ω, ±15 V | 11.0 | 11.7 | V |
Key Features
- High Output Current: Capable of supplying a minimum of 500 mA per amplifier.
- Flexible Configuration: Can be used as a differential driver or as two single-ended drivers.
- High Speed: Small signal bandwidth of up to 120 MHz and differential slew rate of up to 900 V/µs.
- Low Harmonic Distortion: Total harmonic distortion of –66 dB @ 1 MHz into 200 Ω.
- Industrial Temperature Range: Operates over a wide temperature range, making it suitable for industrial applications.
- Video Performance: Differential gain and phase of 0.05% and 0.45° into a load of 25 Ω.
Applications
- Communication Systems: Ideal for subscriber line interfaces for ADSL, HDSL, and VDSL.
- Fast Dynamic Control: Suitable for fast dynamic control of coils or transformers.
- Video Systems: Can drive up to 12 back-terminated loads, making it suitable for video applications.
- Industrial Control Systems: High output power and industrial temperature range make it suitable for various industrial control applications.
Q & A
- What is the AD815ARBZ-24 used for?
The AD815ARBZ-24 is a high output current differential driver used in various applications such as communication systems, fast dynamic control of coils or transformers, and video systems.
- What is the maximum output current of the AD815ARBZ-24?
The AD815ARBZ-24 can supply a minimum of 500 mA per amplifier.
- What is the typical small signal bandwidth of the AD815ARBZ-24?
The typical small signal bandwidth is 120 MHz at a gain of +1 and ±15 V supplies.
- What is the differential slew rate of the AD815ARBZ-24?
The differential slew rate is up to 900 V/µs.
- What is the total harmonic distortion of the AD815ARBZ-24?
The total harmonic distortion is –66 dB @ 1 MHz into 200 Ω.
- Can the AD815ARBZ-24 be used in industrial applications?
- How many back-terminated loads can the AD815ARBZ-24 drive?
- What is the common-mode rejection ratio of the AD815ARBZ-24?
- What is the voltage swing of the AD815ARBZ-24 in single-ended configuration?
- What package type does the AD815ARBZ-24 come in?
