General Description

The RT9270 is a high performance, low noise, fixed frequency step up DC-DC Converter. The RT9270 converters input voltage ranging 2.3V to 5.5V into output voltage up to 14V. Current mode control with external compensation network makes it easy to stabilize the system and keep maximum flexibility. Programmable soft start function minimizes impact on the input power system.

Features

• 90 Efficiency

• VIN Operating Range: 2.3V to 5.5V

• 1.9A, 0.25Ω, 16V Internal Power MOSFET

• 670kHz and 1.3MHz Operation Frequency

• External Compensation Network

• Programmable Soft Start Function

• Small MSOP8 Package

• Short Circuit Protection , Thermal Shutdown, OVP are included

• RoHS Compliant and 100 Lead (Pb)-Free

Applications

• TFT LCD panel

• OLED Display

• PCMCIA Cards

• Portable Device