Overview
The OP284EP is a dual, single-supply operational amplifier produced by Analog Devices Inc. It is designed for applications requiring both AC and precision DC performance. This amplifier features rail-to-rail inputs and outputs, making it suitable for a wide range of applications, including battery-powered instrumentation, power supply control and protection, and telecommunications. The OP284EP operates over a supply voltage range of 5 V to 36 V (or ±2.5 V to ±18 V) and is specified over the extended industrial temperature range of −55°C to +125°C.
Key Specifications
| Parameter | Symbol | Conditions | Min | Typ | Max | Unit |
|---|---|---|---|---|---|---|
| Offset Voltage | VOS | −55°C ≤ TA ≤ +125°C | 100 μV | 200 μV | ||
| Input Bias Current | IB | −55°C ≤ TA ≤ +125°C | 80 nA | 450 nA | 600 nA | |
| Input Offset Current | IOS | −55°C ≤ TA ≤ +125°C | 50 nA | |||
| Input Voltage Range | −15 V | +15 V | ||||
| Common-Mode Rejection Ratio | CMRR | VCM = −14.0 V to +14.0 V, −55°C ≤ TA ≤ +125°C | 86 dB | 90 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 | ||
| Voltage Noise Density | en | f = 1 kHz | 3.9 nV/√Hz |
Key Features
- Single-supply operation with a supply voltage range of 5 V to 36 V (or ±2.5 V to ±18 V).
- Rail-to-rail inputs and outputs, enabling the amplifier to swing rail-to-rail at both the input and output.
- Wide bandwidth: 4.25 MHz typical.
- Low offset voltage: 100 μV typical.
- Unity-gain stable.
- High slew rate: 4.0 V/μs typical.
- Low noise: 3.9 nV/√Hz typical.
- Extended industrial temperature range: −55°C to +125°C.
- Supports defense and aerospace applications (AQEC standard).
- Controlled manufacturing baseline, one assembly/test site, and one fabrication site.
- Enhanced product change notification and qualification data available on request.
Applications
- Battery-powered instrumentation.
- Power supply control and protection.
- Telecommunications.
- DAC output amplifier and ADC input buffer.
- Portable telecommunications equipment.
- Amplifiers or buffers for transducers with wide output ranges, including Hall effect, piezoelectric, and resistive transducers.
- Filters and instrumentation.
Q & A
- What is the supply voltage range of the OP284EP?
The OP284EP operates over a supply voltage range of 5 V to 36 V (or ±2.5 V to ±18 V).
- What is the temperature range for the OP284EP?
The OP284EP is specified over the extended industrial temperature range of −55°C to +125°C).
- What are the key features of the OP284EP?
The OP284EP features single-supply operation, rail-to-rail inputs and outputs, wide bandwidth, low offset voltage, unity-gain stability, high slew rate, and low noise).
- What are some common applications of the OP284EP?
Common applications include battery-powered instrumentation, power supply control and protection, telecommunications, DAC output amplifiers, ADC input buffers, and filters).
- Is the OP284EP suitable for defense and aerospace applications?
Yes, the OP284EP supports defense and aerospace applications and meets AQEC standards).
- What is the typical voltage noise density of the OP284EP?
The typical voltage noise density of the OP284EP is 3.9 nV/√Hz at 1 kHz).
- What is the slew rate of the OP284EP?
The slew rate of the OP284EP is typically 4.0 V/μs).
- Does the OP284EP have rail-to-rail input and output capabilities?
Yes, the OP284EP features rail-to-rail inputs and outputs).
- What package options are available for the OP284EP?
The OP284EP is available in a SOIC surface-mount package).
- Is the OP284EP unity-gain stable?
Yes, the OP284EP is unity-gain stable).
