ISL6173 Intersil Corporation, ISL6173 Datasheet - Page 2

• Manufacturer Part Number: ISL6173
• Description: Dual Low Voltage Hot Swap Controller
• Manufacturer: Intersil Corporation

Block Diagram
Vin
Iref
Cp
Cv
Rref
RTR/LTCH
OCREF
CPVDD
BIAS
CPQ+
CPQ-
EN1
FIGURE 2. ISL6173 - INTERNAL BLOCK-DIAGRAM OF THE IC - CHANNEL ONE ONLY
Current
Mirror
1.178V
2
10K
10K
Iset
BIAS
BIAS
Rset
3K
Charge
Pump
X2
Rsns
Iref
Io
4
+
-
+
+
Amplifier
-
-
Comparator
Comparator
Current
Limit
POR and
Bandgap
WOC
Charge
OC
Pump
X2
ISL6173
42µA
Q
10V
Comparator
10V(out)
24µA
Timeout
Comparator
OC Timer
Logic
UV
&
633mV
1.178V
+
+
-
-
Soft Start
Amplifier
10µA
CPVDD
-
+
1.178V
633mV
CPVDD
ISL6173
10µA
FLT1
SS1
PG1
CT1
UV1
Css
Ct
Vo
Rs1
Rs2
January 3, 2006
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