X80000 Datasheet, PDF (25/37 Pages) Intersil Corporation – Smart Power Plug Penta-Power Sequence Controller with Hot Swap

X80000, X80001
-48V
Return
R5
30K
1%
R4
182K
1%
R6
10K
1%
-48V
MRH
UV=37V
V_UV/OV
OV=71V
V_DD
V_EE
SENSE
X80000
X80001
MRC
V4GOOD
EN4
V3GOOD
EN3
V2GOOD
EN2
GATE
V1GOOD
EN1
DRAIN RESET PWRGD
0.1µF
Rs
0.02Ω
5%
Q1
IRFR120
4.7K
100
3.3n _100K
OPTO
COUPLER
RESET
OPTO
COUPLER
-48V
Return
C3 +
0.1µF
100V
C4
100µF
100V
1
ON/OFF
V_IN+ V_OUT+
SENSE+
9
8
TRIM ⁷
SENSE- ⁶
4 _VIN-
V_OUT 5
+ C5
100µF
16V
3.3V
PWRGD
RESET
V_CC1
V_CC2
µC
-48V
Return
C6 +
0.1µF
100V
C7
100µF
100V
1
ON/OFF
V_IN+ V_OUT+
SENSE+
9
8
TRIM ⁷
SENSE- ⁶
4 _VIN-
V_OUT 5
+ ^C8
100µF
16V
2.5V
V_CC1
V_CC2
FPGA
-48V
Return
C9 +
0.1µF
100V
C10
100µF
100V
1
ON/OFF
V_IN+ V_OUT+
SENSE+
9
8
TRIM ⁷
SENSE- ⁶
4 _VIN-
V_OUT 5
+ ^C11
100µF
16V
1.8V
V_CC1
V_CC2
ASIC
-48V
Return
C12 +
0.1µF
100V
C13
100µF
100V
1
ON/OFF
V_IN+ V_OUT+
SENSE+
9
8
TRIM ⁷
SENSE- ⁶
4 _VIN-
V_OUT 5
+ ^C14
100µF
16V
1.2V
FIGURE 33. TYPICAL APPLICATION OF HOTSWAP AND DC-DC PARALLEL POWER SEQUENCING
25
FN8148.0
March 18, 2005