RT9237 Просмотр технического описания (PDF) - Richtek Technology
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RT9237 Datasheet PDF : 15 Pages
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Preliminary
RT9237
Parameter
Protection
IMAX Voltage
SS Current
Over-Voltage Trip (VSEN/DACOUT)
Power Good
Upper Threshold (VSEN/DACOUT)
Lower Threshold (VSEN/DACOUT)
Symbol Test Conditions
Min Typ Max Units
RIMAX = 15k
VSS = 1V
0.55 0.6 0.65
V
--
10
--
µA
116 120 124
%
VSEN Rising
VSEN Rising
--
108
--
%
--
92
--
%
Function Block Diagram
DVD
IMAX
IRMP
VDD
PGO OD
VID0
VID1
VID2
VID3
VID4
VSEN
ADJ
FB
GND
DAC
Power On Reset
12 0%
VDAC
10 8%
VDAC
92 %
VDAC
INH
OVP, PGOOD
POR Logic
C urr en t
Limit
Droop
Control
EA
SS
Control
COMP
SS
Oscillator
C urr en t
Balance
Processor
INH
PWMCP
INH
PWMCP
INH
PWMCP
INH
PWMCP
PWM Logic
& Driver
PWM Logic
& Driver
PWM Logic
& Driver
PWM Logic
& Driver
CS1
CS2
CS3
CS4
PWM1
PWM2
PWM3
PWM4
ISP1
ISN1
ISP2
ISN2
ISP3
ISN3
ISP4
ISN4
DS9237-00 January 2002
www.richtek-ic.com.tw
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