Images à titre indicatif uniquement
OPA1688IDR
+NomenclatureIC OPAMP GP 2 CIRCUIT 8SOIC
-
FabricantTexas Instruments
-
Pièce fabricant #OPA1688IDR
-
Package SOIC (D)-8
-
En stock7631
365 Garantie qualité 24h/24
7*24 Garantie de service 24h/24
90-Garantie après-vente 24h/24
Garantie produit authentique
Spécifications
| Attribut | Valeur |
| Package | Tape & Reel (TR),Cut Tape (CT) |
| ProductStatus | Active |
| AmplifierType | General Purpose |
| NumberofCircuits | 2 |
| OutputType | Rail-to-Rail |
| SlewRate | 8V/µs |
| GainBandwidthProduct | 10 MHz |
| Current-InputBias | 10 pA |
| Voltage-InputOffset | 250 µV |
| Current-Supply | 1.6mA (x2 Channels) |
| Current-Output/Channel | 75 mA |
| Voltage-SupplySpan(Min) | 4.5 V |
| Voltage-SupplySpan(Max) | 36 V |
| OperatingTemperature | -40°C ~ 85°C |
| MountingType | Surface Mount |
| Package/Case | 8-SOIC (0.154, 3.90mm Width) |
Présentation
Description
Key features of the OPA1688IDR include its ability to operate on a single or dual power supply, with a voltage range from ±2.25V to ±18V, allowing flexibility in various design applications. It also boasts a low input bias current and low offset voltage, contributing to its precision and stability.
The OPA1688IDR is packaged in a standard SOIC (Small Outline Integrated Circuit) format, which facilitates easy integration into existing circuit designs. This operational amplifier is commonly used in applications such as headphone amplifiers, professional audio equipment, and other consumer electronics where high-quality sound reproduction is critical.
Equivalent
1. LME49720 - High-performance, low-distortion audio op-amp.
2. NE5532 - Popular low-noise dual op-amp for audio.
3. NJM4580 - Low-noise op-amp with similar characteristics.
4. TL072 - JFET-input op-amp with low noise and distortion.
These alternatives should be evaluated for specific application needs and parameters like supply voltage, bandwidth, and noise levels.
Features
1. Low Noise: The OPA1688 offers a low noise density of 4.5 nV/√Hz, making it suitable for high-fidelity audio applications.
2. Low Distortion: It provides an ultra-low total harmonic distortion plus noise (THD+N) of 0.0001%, ensuring clear audio signal reproduction.
3. Wide Bandwidth: The amplifier has a wide gain bandwidth product of 10 MHz, accommodating a variety of audio and signal processing tasks.
4. Rail-to-Rail Output: It supports rail-to-rail output voltage swing, enhancing its output dynamic range and flexibility in different applications.
5. Low Quiescent Current: The OPA1688 operates with a low quiescent current of 1.6 mA per channel, contributing to power efficiency.
6. Supply Voltage Range: It functions over a wide supply voltage range from 4.5 V to 36 V (±2.25 V to ±18 V), providing versatility in circuit designs.
7. Stability: It's unity-gain stable, ensuring reliable performance in various feedback configurations.
8. Package Options: Available in various packaging options, including SOIC and VSSOP, for easy integration into designs.
These features make the OPA1688IDR ideal for applications requiring precise audio amplification and signal conditioning.
Pinout
1. Pin 1 (OUT A): Output for channel A.
2. Pin 2 (IN– A): Inverting input for channel A.
3. Pin 3 (IN+ A): Non-inverting input for channel A.
4. Pin 4 (V–): Negative power supply voltage.
5. Pin 5 (IN+ B): Non-inverting input for channel B.
6. Pin 6 (IN– B): Inverting input for channel B.
7. Pin 7 (OUT B): Output for channel B.
8. Pin 8 (V+): Positive power supply voltage.
The OPA1688IDR provides low distortion, low noise, and wide bandwidth, making it suitable for high-fidelity audio applications.