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DC/DC Power Solution
RT9013A
120mA, Low Dropout, Low Noise Ultra-Fast WithoutBypass Capacitor CMOS LDO Regulator
General Description

The RT9013A is a high-performance, 120mA LDO regulator, offering extremely high PSRR and ultra-low dropout. The chip is ideal for portable RF and wireless applications with demanding performance and space requirements.
The RT9013A provides quiescent current to be as low as 25uA to extend the battery life. The RT9013A also works with low-ESR ceramic capacitors, reducing the amount of board space necessary for power applications, especially for hand-held wireless devices.
The RT9013A consumes typical 0.7uA in shutdown mode and has fast turn-on time less than 40us. The other features include ultra-low dropout voltage, high output accuracy, current limiting protection, and high ripple rejection ratio. Available in the SC-70-5 and SC-82 packages.
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Ordering Info


Note :
Richtek Pb-free and Green products are :
►RoHS compliant and compatible with the current requirements of IPC/JEDEC J-STD-020.
►Suitable for use in SnPb or Pb-free soldering processes.

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Features

• Wide Operating Voltage Ranges : 2.2V to 5.5V
• Low Dropout : 60mV at 120mA
• Ultra-Low-Noise for RF Application
• Ultra-Fast Response in Line/Load Transient
• Current Limiting Protection
• Thermal Shutdown Protection
• High Power Supply Rejection Ratio
• Output Only 1uF Capacitor Required for Stability
• TTL-Logic-Controlled Shutdown Input
• RoHS Compliant and 100% Lead (Pb)-Free
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Application

• CDMA/GSM Cellular Handsets
• Portable Information Appliances
• Laptop, Palmtops, Notebook Computers
• Hand-Held Instruments
• Mini PCI & PCI-Express Cards
• PCMCIA & New Cards
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Pin Configurations

(TOP VIEW)


SC-70-5


SC-82

Note : Pin2 of SC-82 is wider than other pins.

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Typical Applications Circuit

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