ADA4851-1WYRJZ-R7: A High-Speed, Low-Power Op-Amp for Demanding Applications

Release date:2025-08-30 Number of clicks:170

**ADA4851-1WYRJZ-R7: A High-Speed, Low-Power Op-Amp for Demanding Applications**

In the world of analog signal processing, the operational amplifier remains a cornerstone component. As applications push for higher speeds, lower power consumption, and greater integration, the demands on these devices intensify. The **ADA4851-1WYRJZ-R7** from Analog Devices stands out as a premier solution engineered to meet these rigorous challenges head-on, offering a rare combination of high performance and efficiency.

This specific op-amp is designed for applications where both bandwidth and power are critical constraints. It delivers a **impressive 1 GHz bandwidth** while maintaining a remarkably low power consumption of just 1.5 mA per amplifier. This high-speed performance is crucial for processing fast signals in video systems, medical imaging equipment, and high-speed data acquisition systems without introducing distortion. Simultaneously, its low quiescent current makes it an ideal candidate for portable, battery-powered instruments and densely populated boards where thermal management is a concern.

A key feature of the ADA4851-1 is its **unity-gain stability**, which simplifies circuit design by eliminating the need for external compensation components, even when configured for the highest bandwidth. Furthermore, it operates on a single supply from +3 V to +10 V or a dual supply from ±1.5 V to ±5 V, providing exceptional flexibility for various system architectures. Its **fast slew rate of 750 V/μs** ensures that the amplifier can handle rapid changes in input voltage, preserving the integrity of pulse and transient signals.

The device is also equipped with a disable function. When activated, this feature **significantly reduces the power consumption** to a mere 150 μA, effectively placing the amplifier in a standby mode. This is particularly valuable in multi-channel systems or power-sensitive applications where individual amplifiers can be powered down when not in use to conserve energy.

Housed in a compact 5-lead SOT-23 package, the **ADA4851-1WYRJZ-R7** offers this high performance in a minimal footprint, addressing the need for miniaturization in modern electronic design. Its robust design ensures reliable operation across the industrial temperature range (-40°C to +125°C), making it suitable for challenging environments beyond typical commercial use.

**ICGOOFind:** The ADA4851-1WYRJZ-R7 is a superior choice for designers who cannot compromise on either speed or power. Its blend of 1 GHz bandwidth, low power draw, and versatile features like the disable pin and unity-gain stability makes it an exceptionally capable amplifier for the most demanding applications in communications, imaging, and portable instrumentation.

**Keywords:** High-Speed Op-Amp, Low-Power, Unity-Gain Stable, Wide Bandwidth, SOT-23 Package.

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