| Distributor | Stock | Pricing | MOQ | PKG | Lead Time | Date Code | On Order Quantity | On Order Delivery | |
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1,794 pcs
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1794 pcs | On Request | 1 | On Request | On Request | On Request | On Request | On Request |
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The Silergy SY8401ABC is an asynchronous step-down DC-DC converter designed for high efficiency. It is capable of delivering up to 0.8A of output current and operates over a broad input voltage range from 4.5V to 50V. The device utilizes current mode adaptive constant off-time control and integrates a main switch with low RDS(ON) to minimize conduction losses.
With a switching frequency of 1.2MHz, the SY8401ABC achieves low output voltage ripple and allows for small external inductor and capacitor sizes. Key features include internal soft-start to limit inrush current, hiccup mode output short circuit protection, and cycle-by-cycle peak current limit. It also offers EN ON/OFF control with an accurate threshold and a precise 0.6V ±1% reference voltage.
This regulator is suitable for various applications, including non-isolated telecommunication buck regulators, secondary high voltage post regulators, and automotive systems. It comes in a compact SOT23-6 package, making it ideal for space-constrained designs. The surface mount package type facilitates integration into printed circuit boards.
Applications for the SY8401ABC include non-isolated telecommunication buck regulators, secondary high voltage post regulators, and automotive systems. Its robust design and feature set make it a versatile choice for power management solutions.
The input voltage range is 4.5V to 50V.
The output current capability is 0.8A.
The switching frequency is 1.2MHz.
The reference voltage is 0.6V ±1%.
The RDS(ON) is 700mΩ.
The package type is SOT23-6.
The absolute maximum supply input voltage is 55V.