RICHTEK RT9187GQV Ultra-Fast CMOS LDO Regulator

RICHTEK

RT9187GQV

RT9187 date sheet

Product category

1A Ultra-Low Dropout Ultra-Fast CMOS LDO Regulator

Application

CDMA/GSM Cellular Handsets

Battery-Powered Equipment

Laptop, Palmtops, Notebook Computers

Hand-Held Instruments

Mini PCI & PCI-Express Cards

PCMCIA & New Cards

Portable Information Appliances

Description

Ultra-Low-Noise for RF Application

Ultra-Fast Response in Line/Load Transient

Quick Start-Up (Typically 40μs)

< 0.1μA Standby Current When Shutdown

Low Dropout : 240mV at 1A

Wide Operating Voltage Ranges : 2.5V to 5.5V

TTL-Logic-Controlled Shutdown Input

Current Limiting Protection

Thermal Shutdown Protection

Only 2.2μF Output Capacitor Required for Stability

High Power Supply Rejection Ratio

RoHS Compliant and 100% Lead (Pb)-Free

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