ISL6227CA Intersil, ISL6227CA Datasheet - Page 4

• Manufacturer Part Number: ISL6227CA
• Description: IC CONTROLLER DDR, DDR2 28QSOP
• Manufacturer: Intersil

Specifications of ISL6227CA

• Applications: Controller, DDR, DDR2
• Voltage - Input: 5 ~ 28 V
• Number Of Outputs: 2
• Voltage - Output: 0.9 ~ 5.5 V
• Operating Temperature: -10°C ~ 100°C
• Mounting Type: Surface Mount
• Package / Case: 28-QSOP
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant

Electrical Specifications
Soft-Start Current During Start-Up
Soft-Start Complete Threshold
PWM CONVERTERS
Load Regulation
VSEN Pin Bias Current
Minimum Duty Cycle
Maximum Duty Cycle
VOUT Pin Input Impedance
Undervoltage Shut-Down Level
Overvoltage Protection
GATE DRIVERS
Upper Drive Pull-Up Resistance
Upper Drive Pull-Down Resistance
Lower Drive Pull-Up Resistance
Lower Drive Pull-Down Resistance
POWER GOOD AND CONTROL FUNCTIONS
Power Good Lower Threshold
Power Good Higher Threshold
PGOODx Leakage Current
PGOODx Voltage Low
ISEN Sourcing Current
OCSET Sourcing Current Range
EN - Low (Off)
EN - High (On)
Continuous-Conduction-Mode(CCM)
Enforced (HYS Operation Inhibited)
Automatic CCM/HYS Operation
Enabled
DDR - Low (Off)
DDR - High (On)
DDR REF Output Voltage
DDR REF Output Current
PARAMETER
4
Recommended Operating Conditions, Unless Otherwise Noted. Parameters with MIN and/or MAX limits are
100% tested at +25°C, unless otherwise specified. Temperature limits established by characterization and are
not production tested. (Continued)
R
R
SYMBOL
R
R
V
V
I
I
V
2UGPUP
2UGPDN
I
2LGPUP
2LGPDN
PGLKG
DDREF
I
I
PGOOD
V
D
V
DDREF
VSEN
D
VOUT
V
SOFT
V
OVP1
PG+
max
UVL
PG-
min
ST
(Note 5)
(Note 5)
0.0mA < I
(Note 5)
VOUT = 5V
Fraction of the set point; ~2µs noise filter
Fraction of the set point; ~2µs noise filter
V
V
V
V
Fraction of the set point; ~3µs noise filter
Fraction of the set point; ~3µs noise filter.
V
I
VOUTX pulled low
VOUTX connected to the output
DDR = 1, I
DDR = 1 (Note 5)
PGOOD
CC
CC
CC
CC
PULLUP
= 5V
= 5V
= 5V
= 5V
= -4mA
VOUT1
= 5.5V
REF
ISL6227
TEST CONDITIONS
= 0...10mA
< 5.0A; 5.0V < V
BATT
< 28.0V
V
0.99*
MIN
-2.0
110
110
2.0
0.9
70
84
OC2
2
3
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
V
TYP
-4.5
134
115
115
1.5
2.3
1.1
0.5
OC2
80
87
75
89
10
4
4
4
-
-
-
-
-
-
-
-
-
-
V
1.01*
MAX
+2.0
120
260
0.8
0.1
0.8
80
92
OC2
20
12
8
4
8
3
1
1
-
-
-
-
-
-
-
-
-
-
May 4, 2009
UNITS
FN9094.7
mA
µA
kΩ
µA
µA
µA
nA
%
%
%
%
%
%
%
V
Ω
Ω
Ω
Ω
V
V
V
V
V
V
V
V