SY20018I 1A Synchronous Step-Down Regulator

Silergy

Description

SY20018I High-Efficiency, 1.5MHz,1A Synchronous Step-Down Regulator General .
The SY20018I high-efficiency 1.

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Datasheet Specifications

Part number: SY20018I
Manufacturer: Silergy
File Size: 1.35 MB
Datasheet: SY20018I-Silergy.pdf
Description: 1A Synchronous Step-Down Regulator

Features

* 2.5V to 5.5V Input Voltage Range
* Up to 1A Output Current
* Low RDS(ON) for Internal Switches: 260mΩ Top, 160mΩ Bottom
* Low 50μA Quiescent Current
* High 1.5MHz Switching Frequency Minimizes Required External Components
* Constant-Off-Time and Peak-Current-Mode Control

Applications

* Set-Top Box
* USB Dongle
* Media Player
* Smartphone Typical Application VIN: 2.5-5. 5V CIN 4 IN L1 3 LX 1 EN FB 5 GND 2 RH Cff VOUT COUT RL Figure 1.Typical Application Circuit Efficiency (%) Efficiency vs. Output Current (IOUT=0A~1A, L=2.2μH/0420CDMCCDS-2R2MC) 10 0

SY20018I Distributors

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