isl6228 Intersil Corporation, isl6228 Datasheet - Page 5

• Manufacturer Part Number: isl6228
• Description: High-performance Dual-output Buck Controller For Notebook Applications
• Manufacturer: Intersil Corporation

Electrical Specifications
ERROR AMPLIFIER
FB Input Bias Current
POWER GOOD
PGOOD Pull-Down Impedance
PGOOD Leakage Current
PGOOD Maximum Sink Current (Note 3)
PGOOD Soft-Start Delay
GATE DRIVER
UGATE Pull-Up Resistance (Note 3)
UGATE Source Current (Note 3)
UGATE Sink Resistance (Note 3)
UGATE Sink Current (Note 3)
LGATE Pull-Up Resistance (Note 3)
LGATE Source Current (Note 3)
LGATE Sink Resistance (Note 3)
LGATE Sink Current (Note 3)
UGATE to LGATE Deadtime
LGATE to UGATE Deadtime
BOOTSTRAP DIODE
Forward Voltage
Reverse Leakage
CONTROL INPUTS
EN High Threshold
EN Low Threshold
EN Leakage
PROTECTION
OCSET-VO Threshold
OCSET 10µA Current Source
OCSET 10µA Current Source Impedance R
UVP Threshold
OVP Rising Threshold
OVP Falling Threshold
OTP Rising Threshold (Note 3)
OTP Hysteresis (Note 3)
PARAMETER
5
These specifications apply for T
All typical specifications T
V
SYMBOL
OCSETTHR
t
t
OCSETIMP
R
R
R
R
I
V
V
T
I
UGFLGR
LGFUGR
R
R
I
I
I
R
I
PGOOD
R
UGSRC
UGSNK
LGSRC
LGSNK
OCSET
V
V
T
OTHYS
PG_UV
PG_OV
PG_OC
ENTHR
ENTHF
PG_SS
I
I
UGPU
UGPD
V
LGPU
LGPD
ENH
I
t
ENL
OVR
OTR
V
OVF
FB
SS
I
UV
R
F
FB = 0.60V
PGOOD = 5mA Sink
PGOOD = 5mA Sink
PGOOD = 5mA Sink
PGOOD = 5mA Sink
PGOOD = 5V
EN High to PGOOD High
200mA Source Current
UGATE - PHASE = 2.5V
250mA Sink Current
UGATE - PHASE = 2.5V
250mA Source Current
LGATE - PGND = 2.5V
250mA Sink Current
LGATE - PGND = 2.5V
UGATE falling to LGATE rising, no load
LGATE falling to UGATE rising, no load
PVCC = 5V, I F = 2mA
V
EN = 0V
EN = 5.0V
EN = 5V
EN = 0V
EN = 5V, OCSET = 1.2V
R
= 25V
A
= +25°C, VCC = 5V, PVCC = 5V. (Continued)
ISL6228
A
= -10°C to +100°C, unless otherwise stated.
TEST CONDITIONS
-1.75
2.20
MIN
113
100
-33
2.0
1.5
75
75
50
25
81
9
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
TYP
2.75
0.58
600
102
150
116
0.1
5.0
1.0
2.0
1.0
2.0
1.0
2.0
0.5
4.0
0.2
0.1
95
95
63
32
21
21
10
86
25
2
0
0
-
-
-
MAX
3.50
1.75
10.5
125
125
120
106
1.0
1.5
1.5
1.5
0.9
1.0
1.0
2.5
15
85
45
87
-
-
-
-
-
-
-
-
-
-
-
-
-
-
August 27, 2007
FN9095.1
UNIT
mA
mV
µA
ms
µA
µA
µA
µA
µA
kΩ
nA
°C
°C
ns
ns
%
%
%
Ω
Ω
Ω
Ω
Ω
A
Ω
A
Ω
A
Ω
A
V
V
V