ADM8845ACPZ-REEL7;ADM8845ACPZ-REEL;ADM8845EB-EVALZ;中文规格(8)

ADM8845

908580POWER EFFICIENCY (%)

757065605550

VCC

VOUT

04867-0-016

45

40

VCC(V)

04867-0-01904867-0-020

W

CH2

W

M 400ns

Figure 15. 1× Mode Operating Waveforms

908580POWER EFFICIENCY (%)

Figure 18. Power Efficiency vs. Supply Voltage over Li-Ion Range,

Six LEDS @ 20 mA/LED

90

POWER EFFICIENCY (%)

858075706560555045

04867-0-017

75706560555045

40

VCC(V)

40

VCC(V)

Figure 16. Power Efficiency vs. Supply Voltage over Li-Ion Range,

Six LEDS @ 15 mA/LED

908580POWER EFFICIENCY (%)

Figure 19. Power Efficiency vs. Supply Voltage over Li-Ion Range

Four LEDS @ 20 mA/LED

75706560555045

V40

VCC(V)

04867-0-018

2.00VCH2 2.00VM10.0ms04867-0

-021

Figure 20. TPC Delay

Figure 17. Power Efficiency vs. Supply Voltage over Li-Ion Range,

Four LEDS @ 15 mA/LED

Rev. C | Page 8 of 20

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