X80000 Datasheet, PDF (14/37 Pages) Intersil Corporation – Smart Power Plug Penta-Power Sequence Controller with Hot Swap

X80000, X80001
V_UV/OV
V_OV Ref
V_UV1 Ref
2:1
MUX
Power Good
Logic
PWRGD
V_EE
BATT-ON
V_UV2 Ref
V_EE
V_RGO
DRAIN
GATE
1V Ref
10-160µA
V_DD
IGQ1
IGQ0
Slew Rate
Selection
Gate
Control
Programmable
V_EE
V_OC REF
R R R R 36R
V_EE
Over
x2
x3
current
x1
x4
SENSE
MRC
MRH
V_EE
V_RGO
OSC
EN1
EN2
EN3
EN4
Over current
logic, Hard short
relay, Retry logic
status and delay
POR
Reset Logic
and Delay
Control and
Fault
Registers
Divider
Reset
4
4
EEPROM
2kbits
Select
0.1s
0.5s
1s
5s
delay1
delay2
delay3
delay4
Delay circuit
repeated 4 times
V_EE
FAR
V_EE
V_DD
5V
V_RGO
RESET
V_EE
SDA
SCL
WP
A2
A1
V_EE
V1GOOD
V2GOOD
V3GOOD
V4GOOD
FIGURE 21. BLOCK DIAGRAM
14
FN8148.0
March 18, 2005