Overview
The AD8039ARZ-REEL is a dual, high-speed voltage feedback operational amplifier produced by Analog Devices Inc. This amplifier is known for its low power consumption, high speed, and low noise operation, making it suitable for a variety of applications where power and space are critical. The AD8039 utilizes Analog Devices' proprietary XFCB process, which enables low noise operation with extremely low quiescent currents.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Supply Current per Amplifier | 1.0 (typ), 1.5 (max) | mA |
| Bandwidth (G = +1) | 350 | MHz |
| Slew Rate | 425 | V/μs |
| Input Noise Voltage | 8 | nV/√Hz @ 100 kHz |
| Input Noise Current | 600 | fA/√Hz @ 100 kHz |
| Input Bias Current | 750 | nA (max) |
| Input Offset Voltage | 3 | mV (max) |
| Supply Voltage Range | 3 to 12 | V |
| Output Voltage Swing (RL = 2 kΩ) | 0.9 to 4.1 | V |
| Capacitive Load Drive | Up to 15 pF | |
| Power Supply Rejection Ratio (PSRR) | -65 to -71 | dB |
Key Features
- Low power consumption: 1 mA supply current per amplifier.
- High speed: 350 MHz bandwidth and 425 V/μs slew rate.
- Low noise: 8 nV/√Hz and 600 fA/√Hz at 100 kHz.
- Low input bias current: 750 nA maximum.
- Low distortion: -90 dB SFDR at 1 MHz and -65 dB SFDR at 5 MHz.
- Wide supply voltage range: 3 V to 12 V.
- Small packaging: Available in 8-lead SOIC and 5-lead SC70 packages.
- Disable feature (available in AD8038 8-lead SOIC package): Allows the amplifier to be powered down, reducing quiescent current to 0.2 mA.
Applications
- Battery-powered instrumentation.
- Filters.
- A/D drivers.
- Level shifting.
- Buffering.
- Photo multipliers.
Q & A
- What is the typical supply current per amplifier for the AD8039?
The typical supply current per amplifier is 1.0 mA.
- What is the bandwidth of the AD8039 at a gain of +1?
The bandwidth is 350 MHz at a gain of +1.
- What is the slew rate of the AD8039?
The slew rate is 425 V/μs.
- What is the input noise voltage of the AD8039 at 100 kHz?
The input noise voltage is 8 nV/√Hz at 100 kHz.
- What is the maximum input bias current of the AD8039?
The maximum input bias current is 750 nA.
- What is the supply voltage range for the AD8039?
The supply voltage range is from 3 V to 12 V.
- What is the output voltage swing for the AD8039 with a 2 kΩ load resistance?
The output voltage swing is from 0.9 V to 4.1 V with a 2 kΩ load resistance.
- Can the AD8039 drive capacitive loads?
Yes, the AD8039 can drive capacitive loads up to 15 pF.
- Does the AD8039 have a power-down feature?
No, the power-down feature is only available in the AD8038 8-lead SOIC package, not in the AD8039.
- What are some common applications of the AD8039?
Common applications include battery-powered instrumentation, filters, A/D drivers, level shifting, buffering, and photo multipliers.
