Overview
The OP279GSZ from Analog Devices Inc. is a rail-to-rail, high output current, single-supply operational amplifier. It is designed for low voltage applications that require either current or capacitive load drive capability. This amplifier is part of Analog Devices’ family of single-supply devices, particularly suited for multimedia and telecom applications. It operates from a single supply voltage ranging from 5V to 12V and is known for its high output current, low distortion, and wide bandwidth.
Key Specifications
| Parameter | Symbol | Conditions | Min | Typ | Max | Unit |
|---|---|---|---|---|---|---|
| Supply Voltage | VS | - | 4.5 | - | 12 | V |
| Operating Temperature Range | TA | - | -40 | - | 85 | °C |
| Input Offset Voltage | VOS | VOUT = 2.5 V | - | 4 | - | mV |
| Input Bias Current | IB | VOUT = 2.5 V, TA = 25°C | - | 300 | 700 | nA |
| Input Offset Current | IOS | VOUT = 2.5 V, TA = 25°C | - | 50 | 100 | nA |
| Input Voltage Range | VCM | - | 0 | - | 5 | V |
| Common-Mode Rejection Ratio | CMRR | VCM = 0 V to 5 V | 56 | 66 | - | dB |
| Slew Rate | SR | RL = 1 kΩ, 1 nF | - | 3 | - | V/µs |
| Gain Bandwidth Product | GBP | - | - | 5 | - | MHz |
| Output Current | - | - | - | 60 | - | mA |
| Capacitive Load Drive | - | - | - | 10 | - | nF |
Key Features
- Rail-to-rail inputs and outputs
- High output current of 60 mA
- Single supply range from 5 V to 12 V
- Wide bandwidth of 5 MHz at VS = 5 V
- High slew rate of 3 V/µs at VS = 5 V
- Low distortion of 0.01% at VS = 5 V
- Unity-gain stable, no phase reversal, and short-circuit protected
- Drives capacitive loads of 10 nF
- 8-lead NSOIC package
- Operating temperature range from -40°C to 85°C
Applications
- Multimedia
- Telecom
- DAA transformer driver
- LCD driver
- Low voltage servo control
- Modems
- FET drivers
- Driving headphones, displays, transformers, and power transistors
Q & A
- What is the OP279GSZ operational amplifier used for?
The OP279GSZ is used in low voltage applications that require high output current or capacitive load drive capability, such as multimedia, telecom, DAA transformer drivers, LCD drivers, and more.
- What is the supply voltage range for the OP279GSZ?
The supply voltage range for the OP279GSZ is from 4.5 V to 12 V.
- What is the operating temperature range of the OP279GSZ?
The operating temperature range of the OP279GSZ is from -40°C to 85°C.
- What is the slew rate of the OP279GSZ?
The slew rate of the OP279GSZ is 3 V/µs at VS = 5 V.
- What is the gain bandwidth product of the OP279GSZ?
The gain bandwidth product of the OP279GSZ is 5 MHz.
- Can the OP279GSZ drive capacitive loads?
Yes, the OP279GSZ can drive capacitive loads up to 10 nF.
- What is the input offset voltage of the OP279GSZ?
The input offset voltage of the OP279GSZ is typically 4 mV.
- Is the OP279GSZ unity-gain stable?
Yes, the OP279GSZ is unity-gain stable and does not exhibit phase reversal.
- What package types are available for the OP279GSZ?
The OP279GSZ is available in an 8-lead NSOIC package.
- Is the OP279GSZ short-circuit protected?
Yes, the OP279GSZ is short-circuit protected.
