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Oscillator-less design for dynamic switching regulation Unique start-up circuitry to ensure a faster responseNovel mixed signal design as opposed to conventional analog circuits
Battery powered micro-electronic devicesn Wireless communication devicesn Portable computing devicesn Medical electronic devicesGeneral purpose auxiliary power supplies in products requiring multiple voltage levels
Input Voltage 1.5V to 2.2VOutput Voltage 2.5V to 3.2VOutput Current 40-100mATargeted Efficiency 90%Switching Frequency > 1 MHzTunable Output VoltageFly Capacitance 8uFLoad Capacitance 15uF
Inductor-less design leads to lower noiseHigher efficiency due to single stage operationTightly regulated output voltage from an available battery sourceSmaller size and lower cost
Main Functional BlocksSwitching MatrixBand-gap Voltage ReferenceHigh Resolution ComparatorMultiplexer2 bit ADCProgrammable Logic ArrayFinite State Machine based Timing GeneratorsOperational AmplifiersStart-up Circuit Buffers and Inverters
Oscillator-less control logicn Saves battery power when device is non
operationaln No EMI due to the oscillator
Dynamic response towards charging and discharging of fly and load capacitorsStart-up from low input voltagesControlled delays to avoid unnecessary switching