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SY8891E 5.5V/1A Synchronous Step Down Regulator

SY8891E Description

General .
SY8891E is a high efficiency 1.

SY8891E Features

* 2.5V to 5.5V Input Voltage Range.
* Low RDS(ON) for Internal Switches (top/bottom) 170mΩ /100mΩ
* High Switching Frequency 1.5MHz Minimizes the External Components
* Internal Soft-start Limits the Inrush Current
* 100% Dropout Operation
* Forced PWM Operation
* Power Go

SY8891E Applications

* Set Top Box
* USB Dongle
* Media Player
* Smart Phone Typical Application VIN: 2.5-5.5V CIN 10μF/6.3V RPG 100k ON/ OFF L1:2.2µH VIN LX RH 100k PG FB RL 49.9k EN GND VOUT:1.8V Cff COUT 22pF 10μF/6.3V Inductor and COUT Selection Table VOUT [V] 1.2 L [µH] 1.5 2.2

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Datasheet Details

Part number
SY8891E
Manufacturer
Silergy
File Size
799.06 KB
Datasheet
SY8891E-Silergy.pdf
Description
5.5V/1A Synchronous Step Down Regulator

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5.5V Synchronous Step Down Regulator Silergy
Silergy SY8891E-like datasheet