Overview
The AD8625AR-REEL, produced by Analog Devices Inc., is a precision JFET input operational amplifier. This device is known for its true single-supply operation, low power consumption, and rail-to-rail output capabilities. It is particularly suited for applications requiring high precision and stability, such as photodiode transimpedance amplification, ATE reference level drivers, battery management, and remote sensor signal conditioning. The AD8625AR-REEL is available in a 14-lead SOIC package and is RoHS compliant.
Key Specifications
| Parameter | Symbol | Min | Typ | Max | Unit |
|---|---|---|---|---|---|
| Input Offset Voltage | VOS | 0.05 | 0.5 | 1.2 | mV |
| Input Bias Current | IB | 0.25 | 1 | 60 | pA |
| Input Offset Current | IOS | 0.5 | - | 25 | pA |
| Input Voltage Range | - | - | 0 to 3 | - | V |
| Common-Mode Rejection Ratio | CMRR | 66 | 87 | - | dB |
| Large Signal Voltage Gain | AVO | 100 | 230 | - | V/mV |
| Output Voltage High | VOH | - | 4.92 | 4.90 | V |
| Output Voltage Low | VOL | 0.075 | - | 0.08 | V |
| Output Current | IOUT | - | - | ±10 | mA |
| Supply Current/Amplifier | ISY | 630 | 785 | 800 | µA |
| Slew Rate | SR | - | 5 | - | V/µs |
| Gain Bandwidth Product | GBP | - | 5 | - | MHz |
| Phase Margin | ØM | - | 60 | - | Degrees |
| Voltage Noise Density | en | - | 17.5 | - | nV/√Hz |
| Current Noise Density | in | - | 0.4 | - | fA/√Hz |
| Channel Separation | Cs | - | 104 | - | dB |
| Operating Temperature | - | -40 | - | 85 | °C |
| Supply Voltage | - | 5 V ~ 26 V, ±2.5 V ~ 13 V | - | - | V |
Key Features
- Precision JFET input operational amplifier with low input bias current and offset voltage.
- Rail-to-rail input and output capabilities.
- True single-supply operation with a wide supply voltage range (5 V to 26 V, ±2.5 V to ±13 V).
- Low power consumption with a supply current of less than 630 µA per amplifier.
- High common-mode rejection ratio (CMRR) of up to 87 dB.
- Stable operation with capacitive loads over 500 pF.
- High gain bandwidth product of 5 MHz and a slew rate of 5 V/µs.
- RoHS compliant and available in 14-lead SOIC and TSSOP packages.
Applications
- Photodiode transimpedance amplification.
- ATE reference level drivers.
- Battery management systems.
- Line-powered and portable instrumentation.
- Remote sensor signal conditioning, including automotive sensors.
- Buffering CMOS DACs, ASICs, and other wide dynamic range signals.
Q & A
- What is the input offset voltage of the AD8625AR-REEL? The input offset voltage is typically 0.5 mV, with a maximum of 1.2 mV over the temperature range of -40°C to 85°C.
- What is the supply voltage range for the AD8625AR-REEL? The supply voltage range is 5 V to 26 V for single supply and ±2.5 V to ±13 V for dual supply.
- What is the typical supply current per amplifier? The typical supply current per amplifier is 785 µA.
- What is the slew rate of the AD8625AR-REEL? The slew rate is 5 V/µs.
- What is the gain bandwidth product of the AD8625AR-REEL? The gain bandwidth product is 5 MHz.
- Is the AD8625AR-REEL RoHS compliant? Yes, the AD8625AR-REEL is RoHS compliant.
- What are the typical applications of the AD8625AR-REEL? Typical applications include photodiode transimpedance amplification, ATE reference level drivers, battery management, and remote sensor signal conditioning.
- What is the operating temperature range of the AD8625AR-REEL? The operating temperature range is -40°C to 85°C.
- What is the common-mode rejection ratio (CMRR) of the AD8625AR-REEL? The CMRR is up to 87 dB.
- Can the AD8625AR-REEL handle capacitive loads? Yes, it can handle capacitive loads of over 500 pF.
