XRP6668 Datasheet, PDF(5/11 Page) Exar Corporation

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XRP6668 Datasheet, PDF (5/11 Pages) Exar Corporation – Step Down Converter

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XRP6668

1A/1A Dual Channel 1.5MHz Sync. Step Down Converter

TYPICAL PERFORMANCE CHARACTERISTICS

All data taken at VIN = 3.6V, TJ = TA = 25Â°C and apply to each individual channel unless otherwise specified - Schematic and

BOM from Application Information section of this datasheet.

Fig. 4: Efficiency vs Output Current (VOUT=3.3V)

Fig. 5: Efficiency vs Output Current (VOUT=1.2V)

Fig. 6: Oscillator Frequency vs Temperature

Fig. 7: Oscillator Frequency vs Supply Voltage

Fig. 8: RDS(ON) vs Temperature

Fig. 9: RDS(ON) vs Input Voltage

5/11

Rev. 1.2.0

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