XRP6658 Datasheet, PDF(5/11 Page) Exar Corporation – 1A 1.5MHz PFM/PWM Synchronous Step-Down Converter

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XRP6658 Datasheet, PDF (5/11 Pages) Exar Corporation – 1A 1.5MHz PFM/PWM Synchronous Step-Down Converter

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XRP6658

1A 1.5MHz PFM/PWM Synchronous Step-Down Converter

TYPICAL PERFORMANCE CHARACTERISTICS

All data taken at VIN = 3.6V, TJ = TA = 25Â°C, 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. 1.5.0

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