R6986 datasheet(56/62 Pages) STMICROELECTRONICS

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Efficiency curves

R6986

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DocID026996 Rev 2

Figure 46. Efficiency curves: fsw = 500kHz - VIN = 24 V - VOUT = 3.3 V

Figure 47. Efficiency curves: fsw = 500 kHz - VIN = 13.5 V - VOUT = 3.3 V (log scale)

Figure 48. Efficiency curves: fsw = 500 kHz - VIN = 13.5 V - VOUT = 5 V

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=3.3V A6986 500kHz NOVBIAS PSKIP

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

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

0.001

0.01

0.1

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

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

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

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

0.2

0.4

0.6

0.8

1.2

1.4

1.6

VIN=13.5V VOUT=5V A6986 500kHz VBIAS NOPSKIP

VIN=13.5V VOUT=5V A6986 500kHz NOVBIAS NOPSKIP

VIN=13.5V VOUT=5V A6986 500kHz NOVBIAS PSKIP

VIN=13.5V VOUT=5V A6986 500kHz VBIAS PSKIP

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