Overview
The AD8541AR-REEL7, produced by Analog Devices Inc., is part of the AD8541/AD8542/AD8544 family of operational amplifiers. These devices are single-supply, rail-to-rail input and output amplifiers available in single, dual, and quad configurations. They are characterized by their low supply current, high bandwidth, and no phase reversal, making them suitable for a wide range of applications. The AD8541AR-REEL7 specifically is a single operational amplifier in a SOT23-5 package, designed for low power consumption and high performance in various electronic systems.
Key Specifications
| Parameter | Symbol | Conditions | Min | Typ | Max | Unit |
|---|---|---|---|---|---|---|
| Supply Voltage | VS | 2.7 | 5.5 | V | ||
| Supply Current per Amplifier | ISY | VO = 0 V | 40 | 60 | 75 | µA |
| Input Offset Voltage | VOS | −40°C ≤ TA ≤ +125°C | 1 | 6 | 7 | mV |
| Input Bias Current | IB | −40°C ≤ TA ≤ +85°C | 4 | 60 | 100 | pA |
| Input Offset Current | IOS | −40°C ≤ TA ≤ +85°C | 0.1 | 30 | 50 | pA |
| Gain Bandwidth Product | GBP | 980 | kHz | |||
| Phase Margin | ΦM | 63 | Degrees | |||
| Slew Rate | SR | RL = 100 kΩ | 0.4 | 0.8 | V/µs | |
| Settling Time to 0.01% (1 V step) | tS | 5 | µs | |||
| Voltage Noise Density at 1 kHz | en | 40 | nV/√Hz |
Key Features
- Single-supply operation: 2.7 V to 5.5 V
- Low supply current: 45 µA per amplifier
- Wide bandwidth: 1 MHz
- No phase reversal
- Low input bias currents: 4 pA
- Unity gain stable
- Rail-to-rail input and output
- AEC-Q100 qualified for automotive applications
- High output drive capability
- Extended temperature range
Applications
- ASIC input or output amplifiers
- Sensor interfaces
- Piezoelectric transducer amplifiers
- Medical instrumentation
- Mobile communications
- Audio outputs
- Portable systems
Q & A
- What is the supply voltage range for the AD8541AR-REEL7?
The supply voltage range is from 2.7 V to 5.5 V.
- What is the typical supply current per amplifier?
The typical supply current per amplifier is 60 µA.
- What is the gain bandwidth product of the AD8541AR-REEL7?
The gain bandwidth product is typically 980 kHz.
- Does the AD8541AR-REEL7 have rail-to-rail input and output capabilities?
- What are the typical input bias currents for the AD8541AR-REEL7?
The typical input bias currents are 4 pA.
- Is the AD8541AR-REEL7 suitable for automotive applications?
- What is the slew rate of the AD8541AR-REEL7?
The slew rate is typically 0.4 to 0.8 V/µs.
- What is the settling time to 0.01% for a 1 V step?
The settling time is typically 5 µs.
- What is the voltage noise density at 1 kHz?
The voltage noise density at 1 kHz is typically 40 nV/√Hz.
- In what package is the AD8541AR-REEL7 available?
The AD8541AR-REEL7 is available in a SOT23-5 package.
