SY8891E 5.5V/1A Synchronous Step Down Regulator

Silergy

Description

General .
SY8891E is a high efficiency 1.

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Datasheet Specifications

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

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

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

SY8891E Distributors

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SY8891E 5.5V Synchronous Step Down Regulator Silergy

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