Overview
The OP284ES-REEL is a dual, single-supply operational amplifier produced by Analog Devices Inc. This amplifier is part of the OP284 series, known for its wide bandwidth, low noise, and precision characteristics. The OP284ES-REEL features rail-to-rail inputs and outputs, making it suitable for a variety of single-supply applications that require both AC and precision DC performance. It operates over a wide supply voltage range from 3 V to 36 V (or ±1.5 V to ±18 V), making it versatile for different power supply configurations.
Key Specifications
| Parameter | Symbol | Conditions | Min | Typ | Max | Unit |
|---|---|---|---|---|---|---|
| Offset Voltage | VOS | −55°C ≤ TA ≤ +125°C | 100 μV | 200 μV | μV | |
| Input Bias Current | IB | −55°C ≤ TA ≤ +125°C | 80 nA | 450 nA | 600 nA | nA |
| Input Offset Current | IOS | −55°C ≤ TA ≤ +125°C | 50 nA | nA | ||
| Input Voltage Range | −15 V | +15 V | V | |||
| Common-Mode Rejection Ratio | CMRR | VCM = −14.0 V to +14.0 V, −55°C ≤ TA ≤ +125°C | 86 dB | 90 dB | dB | |
| Large Signal Voltage Gain | AVO | RL = 2 kΩ, −10 V ≤ VOUT ≤ 10 V | 150 | 1000 | V/mV | |
| Slew Rate | SR | RL = 2 kΩ | 2.4 V/μs | 4.0 V/μs | V/μs | |
| Output Current per Channel | IOUT | ±10 mA | mA | |||
| Supply Current/Amplifier | ISY | VOUT = 0 V, −55°C ≤ TA ≤ +125°C | 2.0 mA | 2.25 mA | mA |
Key Features
- Single-supply operation with a wide supply voltage range (3 V to 36 V or ±1.5 V to ±18 V)
- Wide bandwidth: 4.25 MHz
- Low offset voltage: 100 μV
- Unity-gain stable
- High slew rate: 4.0 V/μs
- Low noise: 3.9 nV/√Hz
- Rail-to-rail inputs and outputs
- High common-mode rejection ratio (CMRR): up to 90 dB
- Supports defense and aerospace applications with military temperature range (−55°C to +125°C) for the OP284-EP version
Applications
- Battery-powered instrumentation
- Power supply control and protection
- Telecommunications equipment
- DAC output amplifier and ADC input buffer
- Amplifiers or buffers for transducers with wide output ranges (e.g., Hall effect, piezoelectric, and resistive transducers)
- Filters and instrumentation
- Portable telecommunications equipment
Q & A
- What is the operating supply voltage range of the OP284ES-REEL?
The OP284ES-REEL operates from 3 V to 36 V (or ±1.5 V to ±18 V).
- What is the bandwidth of the OP284ES-REEL?
The bandwidth of the OP284ES-REEL is 4.25 MHz.
- What is the typical input offset voltage of the OP284ES-REEL?
The typical input offset voltage is 100 μV.
- Is the OP284ES-REEL unity-gain stable?
Yes, the OP284ES-REEL is unity-gain stable.
- What is the slew rate of the OP284ES-REEL?
The slew rate is up to 4.0 V/μs.
- What is the common-mode rejection ratio (CMRR) of the OP284ES-REEL?
The CMRR is up to 90 dB.
- What are the typical applications of the OP284ES-REEL?
Typical applications include battery-powered instrumentation, power supply control and protection, telecommunications equipment, DAC output amplifier, ADC input buffer, and amplifiers or buffers for various transducers.
- Does the OP284ES-REEL support rail-to-rail inputs and outputs?
Yes, the OP284ES-REEL features rail-to-rail inputs and outputs.
- What is the output current per channel of the OP284ES-REEL?
The output current per channel is ±10 mA.
- Is the OP284ES-REEL suitable for defense and aerospace applications?
The OP284-EP version is specifically enhanced for defense and aerospace applications with a military temperature range (−55°C to +125°C).
