R6986 datasheet(52/62 Pages) STMICROELECTRONICS

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Efficiency curves

R6986

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DocID026996 Rev 2

Efficiency curves

Figure 38. Efficiency curves over fsw: VIN = 13.5 V - VOUT = 3.3 V

Figure 39. Efficiency curves over fsw: VIN = 13.5 V - VOUT = 3.3 V (log scale)

0.2

0.4

0.6

0.8

1.2

1.4

1.6

1.8

VIN=13.5V VOUT=3.3V A6986 500kHz VBIAS PSKIP

VIN=13.5V VOUT=3.3VA6986 500kHz NOVBIAS PSKIP

VIN=13.5V VOUT=3.3V A6986 500kHz NOVBIAS NOPSKIP

VIN=13.5V VOUT=3.3V A6986 500kHz VBIAS NOPSKIP

VIN=13.5V VOUT=3.3V 1MHz VBIAS PSKIP

VIN=13.5V VOUT=3.3V 1MHz NOVBIAS PSKIP

VIN=13.5V VOUT=3.3V 1MHz NOVBIAS NOPSKIP

VIN=13.5V VOUT=3.3V 1MHz VBIAS NOPSKIP

VIN=13.5V VOUT=3.3V 2MHz VBIAS NOSPKIP

VIN=13.5V VOUT=3.3V 2MHz NOVBIAS NOSPKIP

VIN=13.5V VOUT=3.3V 2MHz NOVBIAS SPKIP

VIN=13.5V VOUT=3.3V 2MHz VBIAS SPKIP

0.0015

0.015

0.15

VIN=13.5V VOUT=3.3V A6986 500kHz VBIAS PSKIP

VIN=13.5V VOUT=3.3VA6986 500kHz NOVBIAS PSKIP

VIN=13.5V VOUT=3.3V A6986 500kHz NOVBIAS NOPSKIP

VIN=13.5V VOUT=3.3V A6986 500kHz VBIAS NOPSKIP

VIN=13.5V VOUT=3.3V 1MHz VBIAS PSKIP

VIN=13.5V VOUT=3.3V 1MHz NOVBIAS PSKIP

VIN=13.5V VOUT=3.3V 1MHz NOVBIAS NOPSKIP

VIN=13.5V VOUT=3.3V 1MHz VBIAS NOPSKIP

VIN=13.5V VOUT=3.3V 2MHz VBIAS NOSPKIP

VIN=13.5V VOUT=3.3V 2MHz NOVBIAS NOSPKIP

VIN=13.5V VOUT=3.3V 2MHz NOVBIAS SPKIP

VIN=13.5V VOUT=3.3V 2MHz VBIAS SPKIP

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