Low-Dropout Linear Regulator Controller with PGOOD Indication


Update Alert Share

The RT9194 is a low-dropout voltage regulator controller with a specific PGOOD indicating scheme, it acts as a power supervisor of the power regulated. The part could drive an external N-MOSFET for various applications accordingly; especially, the part is operated with VCC power ranging from 4.5V to 13.5V. With such a topology, it's with advantages of flexible and cost-effective. The part comes to a small footprint package of SOT-23-6.


  • Special Designed for Intel® Grantsdale platform FSB_VTT power regulation
  • Processor Power-Up Sequening
  • Notebook and laptop PC
  • Other Power regulation with Power Good indication.
  • Motherboards
Key Spec.
Status Active
Vin (min) (V) 4.5
Vin (max) (V) 13.5
Vout (min) (V) 0.8
Vout (max) (V) 12
Output Adj. Method Resistor
Accuracy (+/- %) 2
Iout (max) (mA) 1000
Iq (typ) (uA) 450
Cout Type Electrolytic
Package Type SOT-26
  • 4.5V to 13.5V Operation Voltage
  • High Accuracy ± 2% 0.8V Voltage Reference
  • Quick Transient Response
  • Power Good Indicator with Delay
  • Enable Control
  • Compliant with Intel "Grantsdale Chipset Platform Design Guide" Specification
  • Small Footprint Package SOT-23-6
  • RoHS Compliant and 100% Lead (Pb)-Free
TitleLast UpdateShareDownload
Low-Dropout Linear Regulator Controller with PGOOD Indication2004/06/07
Title Last Update ShareDownload
Low-Dropout Linear Regulator Controller with PGOOD Indication 2015/05/19
Technical Documents
TitleLast UpdateShareDownload
Richtek Selection Guide [Oct., 2020]2020/12/30
Additional Documents
Title Last Update ShareDownload
Power Management Introduction and Selection Guide 2020/12/07
Part NumberPackage TypePackage Qty.Free SampleBuy From Authorized Distributor
RT9194GESOT-263000 Not available Buy from Distributor