The RT9053AZQW is a high performance, 400mA LDO regulator and ultra low dropout. The quiescent current is as low as 42μA, further prolonging the battery life. The RT9053AZQW also works with low ESR ceramic capacitors, reducing the amount of board space necessary for power applications, critical in handheld wireless devices.The RT9053AZQW consumes typically 0.7μA in shutdown mode. The other features include low dropout voltage, high output accuracy, and current limiting protection. The RT9053AZQW is available in SOT-23-5 and WDFN-6L 2x2 packages.
Feature
- Adjustable Output Voltage Down to 0.8V
- Wide Operating Voltage Ranges : 2.2V to 5.5V
- Low Dropout : 230mV at 400mA
- Ultra Fast Response in Line/Load Transient
- Current Limiting Protection
- Thermal Shutdown Protection
- Output Only 1μF Capacitor Required for Stability
- RoHS Compliant and Halogen Free
Applications
- Mega Sim Card
- CDMA/GSM Cellular Handsets
- Portable Information Appliances
- Laptop, Palmtops, Notebook Computers
- Hand-Held Instruments
- Mini PCI& PCI-Express Cards
- PCMCIA & New Cards
- Notebooks
