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The RT9013B is a high-performance, 300mA LDO regulator, offering extremely high PSRR and ultra-low dropout. The RT9013B is Ideal for portable RF and wireless applications with demanding performance and space requirements.
The RT9013B provides quiescent current to be as low as 25μA to extend the battery life. The RT9013B also works with low-ESR ceramic capacitors, reducing the amount of board space necessary for power applications, especially for hand-held wireless devices.
The RT9013B consumes typical 0.7μA in shutdown mode and has fast turn-on time to be less than 40μs. The other features include ultra-low dropout voltage, high output accuracy, current limiting protection, and high ripple rejection ratio. The RT9013B is available in the SC-70-5 and WDFN-6L 1.6x1.6 packages.

Applications

  • CDMA/GSM Cellular Handsets
  • Portable Information Appliances
  • Laptop, Palmtops, Notebook Computers
  • Hand-Held Instruments
  • Mini PCI & PCI-Express Cards
  • PCMCIA & New Cards
Key Spec.
RT9013B
Status Active
Vin (min) (V) 2.2
Vin (max) (V) 5.5
Vout (min) (V) 1.2
Vout (max) (V) 3.5
Output Adj. Method Fixed
Accuracy (+/- %) 2
Iout (max) (mA) 300
Iq (typ) (uA) 25
Vdropout @ rated current (typ) (mV) 125 @ 0.3A
Cout Type Ceramic
Features Enable Input;Extra Low Noise;Fast Transient Response;High PSRR;Low Dropout;OCP;Output Discharge;Stable with Ceramic Capacitor
Package Type WDFN1.6x1.6-6;SC-70-5
Features
  • Wide Operating Voltage Range : 2.2V to 5.5V
  • Low Dropout : 150mV at 300mA
  • Ultra-Low-Noise for RF Application
  • Ultra-Fast in Line/Load Transient Response
  • Current Limiting Protection
  • Thermal Shutdown Protection
  • High Power Supply Rejection Ratio
  • Only 1μF Output Capacitor Required for Stability
  • TTL-Logic-Controlled Shutdown Input
  • RoHS Compliant and 100% Lead (Pb)-Free
Technical Documents
TitleItem TypeLast UpdateDownload
Richtek Product Selection Guide [Jan., 2024] Selection Guide2024/01/18
Richtek Featured Product Tree [Aug., 2023] Selection Guide2023/08/07
Videos
TitleLast UpdateViews
LDO as Ripple Suppressor2015/03/18338
Part NumberPackage TypePackage Qty.Free SampleDistributorStockBuy From Authorized Distributor
RT9013B-2HGQWCWDFN1.6x1.6-62,500 Request Digikey 2,500 Buy
Mouser Lead-Time: 14 weeks Not Available
WPG Lead-Time: 14 weeks Not Available
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