Overview
The OP413ESZ from Analog Devices Inc. is part of the OPx13 family of single-supply operational amplifiers, renowned for their low noise and drift characteristics. These amplifiers are designed for systems that utilize internal calibration, particularly those that require precision analog performance despite operating from unipolar supplies. The OP413ESZ is optimized for use in applications where temperature drifts and noise need to be minimized, making it suitable for a variety of precision measurement and instrumentation tasks.
Key Specifications
| Parameter | Symbol | Conditions | Min | Typ | Max | Unit |
|---|---|---|---|---|---|---|
| Input Offset Voltage | VOS | −40°C ≤ TA ≤ +85°C | 125 | 275 | 350 | μV |
| Input Bias Current | IB | VCM = 0 V, −40°C ≤ TA ≤ +85°C | 240 | 600 | 700 | nA |
| Input Offset Current | IOS | VCM = 0 V, −40°C ≤ TA ≤ +85°C | 50 | 50 | nA | |
| Input Voltage Range | VCM | −15 | +14 | V | ||
| Common-Mode Rejection Ratio | CMR | −15 V ≤ VCM ≤ +14 V, −40°C ≤ TA ≤ +85°C | 94 | 116 | 97 | dB |
| Gain Bandwidth Product | 3.4 | MHz | ||||
| Slew Rate | 1.2 | V/μs | ||||
| Noise Density | @ 1 kHz | 4.7 | nV/√Hz | |||
| Supply Voltage Range | 4 | 36 | V | |||
| Operating Temperature Range | −40 | +85 | °C | |||
| Package | 16-SOIC |
Key Features
- Low Noise and Drift: The OP413ESZ features a low noise density of 4.7 nV/√Hz at 1 kHz and a low offset voltage drift of 0.2 μV/°C, making it ideal for precision applications.
- Wide Bandwidth and Slew Rate: It has a gain bandwidth product of 3.4 MHz and a slew rate of 1.2 V/μs, ensuring high-speed performance.
- Single-Supply Operation: The amplifier can operate from a single supply ranging from 4 V to 36 V, making it versatile for various system designs.
- Unity Gain Stable: The OP413ESZ is unity gain stable, which simplifies circuit design and ensures stability in a wide range of configurations.
- Phase Reversal Protection: Built-in phase reversal protection prevents output phase reversal when the input voltage range is exceeded.
- Rail-to-Rail Output: The output voltage swing includes the negative supply and goes to within 1 V of the positive supply rail, maximizing output range.
Applications
- Digital Scales: The low noise and drift characteristics make the OP413ESZ suitable for precision weighing applications.
- Multimedia: It can be used in multimedia equipment where high fidelity and low noise are critical.
- Strain Gages: The amplifier is ideal for strain gage applications due to its high precision and stability.
- Battery-Powered Instrumentation: Its single-supply operation and low power consumption make it suitable for battery-powered devices.
- Temperature Transducer Amplifier: The OP413ESZ can be used to amplify signals from temperature transducers with high accuracy.
Q & A
- What is the typical noise density of the OP413ESZ at 1 kHz?
The typical noise density of the OP413ESZ at 1 kHz is 4.7 nV/√Hz.
- What is the input offset voltage range for the OP413ESZ?
The input offset voltage range for the OP413ESZ is 125 μV to 350 μV over the operating temperature range.
- What is the gain bandwidth product of the OP413ESZ?
The gain bandwidth product of the OP413ESZ is 3.4 MHz.
- What is the slew rate of the OP413ESZ?
The slew rate of the OP413ESZ is 1.2 V/μs.
- What is the operating temperature range of the OP413ESZ?
The operating temperature range of the OP413ESZ is −40°C to +85°C.
- What is the supply voltage range for the OP413ESZ?
The supply voltage range for the OP413ESZ is from 4 V to 36 V.
- Is the OP413ESZ unity gain stable?
Yes, the OP413ESZ is unity gain stable.
- What type of output does the OP413ESZ have?
The OP413ESZ has a rail-to-rail output.
- What are some common applications of the OP413ESZ?
The OP413ESZ is commonly used in digital scales, multimedia equipment, strain gage applications, battery-powered instrumentation, and temperature transducer amplifiers.
- What package options are available for the OP413ESZ?
The OP413ESZ is available in a 16-SOIC package.
