SY8401 0.8A Asynchronous Step Down Regulator

Silergy

Description

Application Note: SY8401 High Efficiency, 1.2MHz, 55V Input, 0.8A Asynchronous Step Down Regulator General .
The SY8401 develops a high efficiency asynchronous step down DC/DC regulator capable of delivering 0.

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Datasheet Specifications

Part number: SY8401
Manufacturer: Silergy
File Size: 949.06 KB
Datasheet: SY8401-Silergy.pdf
Description: 0.8A Asynchronous Step Down Regulator

Features

* Low RDS(ON) for Internal N-channel Power FET: 700mΩ
* 4.5-55V Input Voltage Range
* 0.8A Output Current Capability
* 1.2MHz Pseudo Constant Switching Frequency
* Internal Soft-start Limits the Inrush Current
* Hic-cup Mode Output Short Circuit Protec

Applications

* Non-Isolated Telecommunication Buck Regulator
* Secondary High Voltage Post Regulator
* Automotive Systems Typical Applications CBS 1 VIN CIN 5 IN BS 6 LX L1 D1 ON/ OFF 4 EN FB 3 GND 2 VOUT R1 C4 (opt. ) COUT R2 Figure 1. Schematic Diagram Efficiency (%)

SY8401 Distributors

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SY8401 0.8A Asynchronous Step Down Regulator Silergy

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