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ADP8863ACPZ-R7 数据表(PDF) 22 Page - Analog Devices

部件名 ADP8863ACPZ-R7
功能描述  Charge Pump,7-Channel Fun Lighting LED Driver
PDF  48 Pages
Scroll/Zoom Zoom In 100%  Zoom Out
制造商  AD [Analog Devices]
网页  http://www.analog.com
标志 AD - Analog Devices

ADP8863ACPZ-R7 数据表(HTML) 22 Page - Analog Devices

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ADP8863
Rev. 0 | Page 22 of 48
WAIT
100µs (TYP)
G = 2
G = 1.5
0
0
1
1
0
VOUT > VOVP
OVP FAULT
1
0
1
0
VOUT > VOUT(REG)
VOUT > VOUT(REG)
TRY TO
REGULATE
VOUT TO
VOUT(REG)
VOUT > VOVP
OVP FAULT
VOUT < VOVP –
VOVP(HYS)
1
0
1
1
0
VOUT > VOVP
OVP FAULT
1
0
1
1
0
EXIT
STARTUP
G = 1
STANDBY
1
0
VOUT < VOUT(SC)
0
SCP FAULT
EXIT STBY
STARTUP:
CHARGE
VIN TO VOUT
VOUT > VOUT(START)
DIE TEMP > TSD
0
TSD FAULT
DIE TEMP <
TSD – TSD(HYS)
MIN (VD1:D7)
< VHR(UP)
MIN (VD1:D7)
< VHR(UP)
MIN (VD1:D7)
> VDMAX
MIN (VD1:D7)
> VDMAX
1
0
EXIT STANDBY
WAIT
100µs (TYP)
WAIT
100µs (TYP)
VOUT < VOVP –
VOVP(HYS)
TRY TO
REGULATE
VOUT TO
VOUT(REG)
NOTES
1. VDMAX IS THE CALCULATED GAIN DOWN TRANSITION POINT.
VOUT < VOVP –
VOVP(HYS)
1
0
Figure 46. Fault State Machine



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