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MAX6879ETE+T
P1-P3
P4-P6
P7-P9
P10-P12
P13-P15
P16-P18
P19-P21
P22-P24
MAX6877/MAX6878/MAX6879
Dual-/T
riple-V
oltage, Power-Supply
T
rackers/Sequencers/Super
visors
4
_______________________________________________________________________________________
EN/UV
V
EN_R
V
EN_F
EN/UV
BUS VOL
T
AGE MONITORED THROUGH EN/UV INPUT
IN_
IN1 = 2.5V
IN2 = 1.8V
IN3 = 0.7V
OUT_
OUT1 = 2.5V
OUT2 = 1.8V
OUT3 = 0.7V
CAP
ACITOR-
ADJUSTED
SLEW RA
TE
PG/RST
MONITORED THROUGH SET THRESHOLDS ON SET_ INPUTS
t
DELAY
t
TIMEOUT
EN/UV
Figure 1. Tracking Timing Diagram in Normal Mode
MAX6877/MAX6878/MAX6879
Dual-/T
riple-V
oltage, Power-Supply
T
rackers/Sequencers/Super
visors
_______________________________________________________________________________________
5
EN/UV
V
EN_R
BUS VOL
T
AGE MONITORED THROUGH EN/UV INPUT
IN_
IN1 = 2.5V
IN2 = 1.8V
IN3 = 0.7V
OUT_
OUT1 = 2.5V
OUT2 = 1.8V
OUT3 = 0.7V
CAP
ACITOR-
ADJUSTED
SLEW RA
TE
PG/RST
F
AUL
T = HIGH
MONITORED THROUGH SET THRESHOLDS ON SET_ INPUTS
t
DELAY
t
TIMEOUT
EN/UV
IN1 GOES BELOW
SET1 THRESHOLD
V
EN_F
FORCED INTO QUICK SHUTDOWN AFTER NORMAL SHUTDOWN WHEN IN1 GOES BELOW ITS SET VOL
T
AGE
Figure 2. Tracking in Fast Shutdown Mode
MAX6877/MAX6878/MAX6879
Dual-/T
riple-V
oltage, Power-Supply
T
rackers/Sequencers/Super
visors
6
_______________________________________________________________________________________
EN/UV
BUS VOL
T
AGE MONITORED THROUGH EN/UV INPUT
IN_
IN1 = 2.5V
IN2 = 1.8V
IN3 = 0.7V
OUT_
OUT1 = 2.5V
OUT2 = 1.8V
OUT3 = 0.7V
CAP
ACITOR-
ADJUSTED
SLEW RA
TE
PG/RST
MONITORED THROUGH SET THRESHOLDS ON SET_ INPUTS
t
DELAY
t
DELAY
t
DELAY
t
TIMEOUT
EN/UV
V
EN_R
V
EN_F
Figure 3. Sequencing in Normal Mode
P1-P3
P4-P6
P7-P9
P10-P12
P13-P15
P16-P18
P19-P21
P22-P24
MAX6879ETE+T
Mfr. #:
Buy MAX6879ETE+T
Manufacturer:
Maxim Integrated
Description:
Supervisory Circuits Dual Power-Sup Sequencer
Lifecycle:
New from this manufacturer.
Delivery:
DHL
FedEx
Ups
TNT
EMS
Payment:
T/T
Paypal
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Union
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