Overview
The AD8515AKSZ-REEL7 is a low-power, rail-to-rail input/output operational amplifier produced by Analog Devices Inc. This single amplifier is designed to operate from a single supply voltage as low as 1.8 V, making it highly suitable for battery-powered and low-voltage applications. The AD8515 is available in 5-lead SOT-23 and 5-lead SC70 packages, which are compact enough to be placed next to sensors, thereby reducing external noise pickup. It features a gain bandwidth of 5 MHz and a typical offset voltage of 1 mV, ensuring high performance in various signal processing tasks.
Key Specifications
| Parameter | Conditions | Min | Typ | Max | Unit |
|---|---|---|---|---|---|
| Supply Voltage | 1.8 | 5.0 | V | ||
| Supply Current/Amplifier | VOUT = VS/2, -40°C < TA < +125°C | 325 | 450 | 500 | μA |
| Gain Bandwidth Product | 5 | MHz | |||
| Slew Rate | RL = 10 kΩ | 2.7 | V/μs | ||
| Input Offset Voltage | VCM = VS/2 | 1 | 6 | mV | |
| Input Bias Current | 2 | pA | |||
| Input Voltage Noise Density | f = 1 kHz | 22 | nV/√Hz | ||
| Power Supply Rejection Ratio | VS = 1.8 V to 5.0 V, -40°C < TA < +125°C | 57 | 65 | 85 | dB |
Key Features
- Rail-to-rail input and output capability, allowing the amplifier to operate over the full range of the supply voltage.
- Low supply current of up to 450 μA, making it ideal for battery-powered devices.
- High gain bandwidth product of 5 MHz and a slew rate of 2.7 V/μs, ensuring good dynamic performance.
- Low input offset voltage of typically 1 mV and low input bias current of 2 pA.
- Robust ESD protection up to 4000 V.
- Compact 5-lead SOT-23 and 5-lead SC70 packages, suitable for placement next to sensors to minimize noise pickup.
Applications
- Portable communications and personal digital assistants.
- Portable phones and new generation phones.
- Sensor interfaces and laser scanners.
- PCMCIA cards and battery-powered devices.
- General-purpose signal amplification in low-voltage systems.
Q & A
- What is the minimum supply voltage for the AD8515AKSZ-REEL7? The minimum supply voltage is 1.8 V.
- What is the typical supply current for the AD8515AKSZ-REEL7? The typical supply current is 450 μA.
- What is the gain bandwidth product of the AD8515AKSZ-REEL7? The gain bandwidth product is 5 MHz.
- What is the slew rate of the AD8515AKSZ-REEL7? The slew rate is 2.7 V/μs.
- What is the input offset voltage of the AD8515AKSZ-REEL7? The typical input offset voltage is 1 mV.
- What is the input bias current of the AD8515AKSZ-REEL7? The input bias current is typically 2 pA.
- What are the package options for the AD8515AKSZ-REEL7? The AD8515 is available in 5-lead SOT-23 and 5-lead SC70 packages.
- What is the ESD protection level of the AD8515AKSZ-REEL7? The AD8515 has robust ESD protection up to 4000 V.
- What are some common applications for the AD8515AKSZ-REEL7? Common applications include portable communications, sensor interfaces, and battery-powered devices.
- Why is the AD8515AKSZ-REEL7 suitable for battery-powered devices? It is suitable due to its low supply current and ability to operate from a single low-voltage supply.
