Overview
The OP492GSZ from Analog Devices Inc. is a quad operational amplifier designed for general-purpose applications, particularly suited for single-supply systems. It is part of the OP292/OP492 series, known for its high performance, low cost, and versatility. This amplifier is ideal for use in 5 V systems and operates over a wide supply voltage range from 4.5 V to 33 V. The OP492GSZ features a BiCMOS output stage, enabling the output to swing to ground while sinking current, making it suitable for a variety of electronic circuits.
Key Specifications
| Parameter | Value |
|---|---|
| Supply Voltage | 4.5 V to 33 V, ±2.25 V to 16.5 V |
| Input Offset Voltage | 1 mV |
| Slew Rate | 3 V/μs |
| Gain Bandwidth Product (GBP) | 4 MHz |
| Power Supply Rejection Ratio (PSRR) | 75 dB |
| Input Bias Current | 700 nA |
| Supply Current Per Amp | 0.8 to 1.2 mA |
| Output Voltage Swing (RL = 100 kΩ to GND) | 4.0 to 4.3 V |
| Operating Temperature Range | -40°C to +125°C |
| Package | 14-SOIC (Surface Mount) |
| Moisture Sensitivity Level (MSL) | 1 (Unlimited) |
Key Features
- Single-supply operation: 4.5 V to 33 V
- Input common-mode includes ground
- Output swings to ground
- High slew rate: 3 V/μs
- High gain bandwidth: 4 MHz
- Low input offset voltage: 1 mV
- High open-loop gain exceeding 40,000
- BiCMOS output stage for ground-swinging capability
- Unity-gain stable
- Low supply current, suitable for battery-operated applications
Applications
- Disk drives
- Mobile phones
- Servo controls
- Modems and fax machines
- Battery-operated devices
Q & A
- What is the supply voltage range for the OP492GSZ?
The OP492GSZ operates over a supply voltage range of 4.5 V to 33 V. - What is the input offset voltage of the OP492GSZ?
The input offset voltage is 1 mV. - What is the slew rate of the OP492GSZ?
The slew rate is 3 V/μs. - What is the gain bandwidth product (GBP) of the OP492GSZ?
The GBP is 4 MHz. - What is the power supply rejection ratio (PSRR) of the OP492GSZ?
The PSRR is 75 dB. - What is the operating temperature range of the OP492GSZ?
The operating temperature range is -40°C to +125°C. - What type of package does the OP492GSZ come in?
The OP492GSZ comes in a 14-SOIC (Surface Mount) package. - Is the OP492GSZ suitable for battery-operated applications?
Yes, it is suitable due to its low supply current. - What are some common applications of the OP492GSZ?
Common applications include disk drives, mobile phones, servo controls, and modems and fax machines. - What is the input bias current of the OP492GSZ?
The input bias current is 700 nA.
