Overview
The AD825AR-16, produced by Analog Devices Inc., is a high-performance operational amplifier designed for a wide range of signal conditioning and data acquisition applications. It is optimized for high speed, low cost, and excellent DC parameters, making it suitable for various uses such as CCDs, low distortion filters, mixed gain stages, audio amplifiers, photo detector interfaces, ADC input buffers, and DAC output buffers.
Key Specifications
| Parameter | Conditions | Min | Typ | Max | Unit |
|---|---|---|---|---|---|
| Supply Voltage | ±18 V | ||||
| Unity Gain Bandwidth | VS = ±5 V | 18 | 21 | MHz | |
| Slew Rate | RLOAD = 1 kΩ, G = −1, VS = ±5 V | 115 | 130 | V/µs | |
| Settling Time to 0.1% | −2.5 V to +2.5 V, VS = ±5 V | 75 | 90 | ns | |
| Total Harmonic Distortion | FC = 1 MHz, G = −1, VS = ±5 V | −76 dB | |||
| Output Voltage Swing | RLOAD = 500 Ω, VS = ±5 V | ±3.2 V | ±3.4 V | ||
| Output Current | VS = ±5 V | 50 mA | |||
| Short-Circuit Current | VS = ±5 V | 80 mA | |||
| Input Bias Current | 15 pA | ||||
| Input Capacitance | 6 pF | ||||
| Power Supply Rejection Ratio (PSRR) | VS = ±5 V to ±15 V | 76 | 88 | dB |
Key Features
- High speed with a unity gain bandwidth of 18 MHz to 21 MHz and a slew rate of 115 V/µs to 130 V/µs.
- Low distortion: −76 dB at 1 MHz, making it suitable for audio and other high-fidelity applications.
- High output drive capability, driving unlimited capacitance loads and providing a minimum output current of 50 mA.
- No phase reversal when the input is at rail, ensuring stable output under all input conditions.
- Ultralow input bias current and input current noise, with an input bias current of 15 pA.
- High input resistance (5 × 10^11 Ω) and low input capacitance (6 pF).
- Available in 8-lead and 16-lead SOIC packages, offering flexibility in design).
Applications
- CCDs (Charge-Coupled Devices).
- Low distortion filters).
- Mixed gain stages).
- Audio amplifiers).
- Photo detector interfaces).
- ADC input buffers and DAC output buffers).
- Instrumentation and hand-held battery-powered devices).
- Commercial audio systems.
Q & A
- What is the typical unity gain bandwidth of the AD825AR-16?
The typical unity gain bandwidth of the AD825AR-16 is 18 MHz to 21 MHz).
- What is the slew rate of the AD825AR-16?
The slew rate of the AD825AR-16 is 115 V/µs to 130 V/µs).
- What is the maximum output current of the AD825AR-16?
The maximum output current of the AD825AR-16 is 50 mA).
- Does the AD825AR-16 have phase reversal when the input is at rail?
No, the AD825AR-16 does not have phase reversal when the input is at rail).
- What is the input bias current of the AD825AR-16?
The input bias current of the AD825AR-16 is 15 pA).
- What are the available package types for the AD825AR-16?
The AD825AR-16 is available in 8-lead and 16-lead SOIC packages).
- What is the power supply rejection ratio (PSRR) of the AD825AR-16?
The PSRR of the AD825AR-16 is 76 dB to 88 dB).
- What are some common applications of the AD825AR-16?
Common applications include CCDs, low distortion filters, mixed gain stages, audio amplifiers, photo detector interfaces, and ADC/DAC buffers).
- What is the operating temperature range of the AD825AR-16?
The operating temperature range of the AD825AR-16 is −40°C to +85°C).
- What is the typical quiescent current of the AD825AR-16?
The typical quiescent current of the AD825AR-16 is 6.5 mA to 7.2 mA).
