Overview
The OP279GSZ-REEL7 is a dual operational amplifier produced by Analog Devices Inc. It is part of the OP279 series, which features rail-to-rail inputs and outputs, high output current, and single-supply operation. This amplifier is designed for low-voltage applications requiring high current or capacitive load drive capability, making it suitable for a variety of applications including driving headphones, displays, transformers, and power transistors. The OP279GSZ-REEL7 is available in an 8-lead SOIC package and is specified over the industrial temperature range of –40°C to +85°C.
Key Specifications
| Parameter | Symbol | Conditions | Min | Max | Unit | |
|---|---|---|---|---|---|---|
| Offset Voltage | VOS | VOUT = 2.5 V | ±4 mV | mV | ||
| Input Bias Current | IB | VOUT = 2.5 V, TA = 25°C | ±300 nA | ±700 nA | nA | |
| Input Offset Current | IOS | VOUT = 2.5 V, TA = 25°C | ±50 nA | ±100 nA | nA | |
| Input Voltage Range | VCM | 0 | 5 V | V | ||
| Output Voltage High | VOH | IL = 10 mA Source | +4.8 V | V | ||
| Output Voltage Low | VOL | IL = 10 mA Sink, TA = 25°C | 75 mV | 100 mV | mV | |
| Short-Circuit Limit | ISC | TA = 25°C | ±40 mA | mA | ||
| Supply Voltage Range | VS | +4.5 V | +12 V | V | ||
| Slew Rate | SR | RL = 1 kΩ, 1 nF | 3 V/µs | V/µs | ||
| Gain Bandwidth Product | GBP | 5 MHz | MHz | |||
| Total Harmonic Distortion | THD | 0.01 % | % | |||
| Voltage Noise Density | en | f = 1 kHz | 22 nV/√Hz | nV/√Hz |
Key Features
- Rail-to-rail inputs and outputs
- High output current: ±60 mA (typical)
- Single supply: 5 V to 12 V
- Wide bandwidth: 5 MHz
- High slew rate: 3 V/µs
- Low distortion: 0.01%
- Unity-gain stable
- No phase reversal
- Short-circuit protected
- Drives capacitive loads up to 10 nF
Applications
- Multimedia
- Telecom DAA
- Transformer driver
- LCD driver
- Low voltage servo control
- Modems
- FET drivers
Q & A
- What is the typical output current of the OP279GSZ-REEL7? The OP279GSZ-REEL7 can sink and source currents of ±60 mA (typical).
- What is the supply voltage range for the OP279GSZ-REEL7? The supply voltage range is from +4.5 V to +12 V.
- What is the gain bandwidth product of the OP279GSZ-REEL7? The gain bandwidth product is 5 MHz.
- Is the OP279GSZ-REEL7 stable with capacitive loads? Yes, it is stable with capacitive loads up to 10 nF.
- What is the slew rate of the OP279GSZ-REEL7? The slew rate is 3 V/µs.
- What are some common applications for the OP279GSZ-REEL7? Common applications include multimedia, telecom DAA, transformer drivers, LCD drivers, low voltage servo control, modems, and FET drivers.
- What is the package type of the OP279GSZ-REEL7? The OP279GSZ-REEL7 is available in an 8-lead SOIC package.
- What is the operating temperature range for the OP279GSZ-REEL7? The operating temperature range is from –40°C to +85°C.
- Does the OP279GSZ-REEL7 have short-circuit protection? Yes, it has short-circuit protection.
- What is the total harmonic distortion (THD) of the OP279GSZ-REEL7? The total harmonic distortion is 0.01%.
