SY8089 Datasheet - Silergy

SY8089, Synchronous Step Down Regulator

Application Note: AN_SY8089/SY8089A High Efficiency 5.5V, 2A continuous, 3A peak, 1MHz Synchronous Step Down Regulator General .
The SY8089 and SY8089A are high-efficiency, high frequency synchronous step-down DC-DC regulator IC capable of delivering up to 2A output current.

SY8089-Silergy.pdf

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Datasheet Details

Part number:

SY8089

Manufacturer:

Silergy

File Size:

1.57 MB

Description:

Synchronous Step Down Regulator

Features

* Low RDS(ON) for internal switches (top/bottom):110mΩ/80mΩ
* 2.7-5.5V input voltage range
* 2A continuous, 3A peak load current capability
* 1MHz switching frequency minimizes the external components
* Internal softstart limits the inrush current
* Re

Applications

* LCD TV
* Set Top Box
* Net PC
* Mini-Notebook PC
* Access Point Router Typical Applications Efficiency (%) VIN: 2.7-5.5V 4 IN 3 L1:2.2µH LX VOUT: 1.8V ON/ OFF CIN 22µF 1 FB 5 EN GND 2 R1 200k C1 COUT 22pF 22µFх2 R2 100k Figure 1.Schematic diagr

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