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The RT9065 is designed for portable RF and wireless applications with demanding performance and space requirements. The RT9065 performance is optimized for battery powered systems to deliver ultra low noise and low quiescent current. A noise bypass pin is available for further reduction of output noise. Regulator ground current increases only slightly in dropout, further prolonging the battery life. The RT9065 also works with low-ESR ceramic capacitors, reducing the amount of board space necessary for power applications, critical in hand held wireless devices. The RT9065 consumes less than 0.01μA in shutdown mode. The other features include low dropout voltage, high output accuracy, current limiting protection, and high ripple rejection ratio. The RT9065 is available in the SOT-23-6 package.

Applications

  • CDMA/GSM Cellular Handsets
  • Battery Powered Equipment
  • Laptop, Palmtops, Notebook Computers
  • Hand Held Instruments
  • PCMCIA Cards
  • Portable Information Appliances
Key Spec.
RT9065
Status Active
Vin (min) (V) 2.2
Vin (max) (V) 5.5
Vout (min) (V) 0.8
Vout (max) (V) 4.5
Output Adj. Method Resistor
Accuracy (+/- %) 1.5
Iout (max) (mA) 500
Iq (typ) (uA) 90
Vdropout @ rated current (typ) (mV) 370 @ 0.5A
Cout Type Ceramic
Features Enable Input;Extra Low Noise;High PSRR;Low Dropout;OCP;Output Discharge;Stable with Ceramic Capacitor
Package Type SOT-23-6
Features
  • Ultra-Low-Noise for RF Application
  • Ultra-Fast Response in Line/Load Transient
  • 0.01μA Shutdown Current
  • Low Dropout : 370mV @ 500mA
  • Wide Input Voltage Range : 2.2V to 5.5V
  • Adjustable Output Voltage
  • TTL Logic Controlled Shutdown Input
  • Low Temperature Coefficient
  • Current Limiting Protection
  • Thermal Shutdown Protection
  • Only 1μF Output Capacitor Required for Stability
  • High Power Supply Rejection Ratio
  • RoHS Compliant and Halogen Free
Datasheet
TitleLast UpdateDownload
500mA, Low Dropout, Low Noise, Ultra-Fast Linear Regulator2013/05/10
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
Part NumberPackage TypePackage Qty.Free SampleBuy From Authorized Distributor
RT9065GESOT-263000 Request Buy from Distributor
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