isl62391 Intersil Corporation, isl62391 Datasheet - Page 3

• Manufacturer Part Number: isl62391
• Description: High-efficiency, Triple-output System Power Supply Controller For Notebook Computers
• Manufacturer: Intersil Corporation

Electrical Specifications
FB Input Bias Current
Frequency Range
Frequency Set Accuracy
VOUT Voltage Adjust Range
VOUT Soft-discharge Resistance
PGOOD Pull-down Impedance
PGOOD Leakage Current
Maximum PGOOD Sink Current
PGOOD Soft-start Delay
(From first EN = 1 to PGOOD = 1)
UGATE Pull-up ON-resistance
UGATE Source Current
UGATE Pull-down ON-resistance
UGATE Sink Current
LGATE Pull-up ON-resistance
LGATE Source Current
LGATE Pull-down ON-resistance
LGATE Sink Current
UGATE to LGATE Deadtime
LGATE to UGATE Deadtime
Bootstrap Diode Forward Voltage
Bootstrap Diode Reverse Leakage Current
FCCM Input Voltage
FCCM Input Leakage Current
Audio Filter Switching Frequency
EN Input Voltage
EN Input Leakage Current
ISEN Input Impedance
ISEN Input Leakage Current
OCSET Input Impedance
OCSET Input Leakage Current
OCSET Current Source
PARAMETER
3
Circuit of Figure 1 and Figure 2, LDO3, OUT1, OUT2, and REF, VIN = 12V, EN = VCC, T
unless otherwise noted. Typical values are at T
tested at +25°C, unless otherwise specified. Temperature limits established by characterization and are not
production tested. (Continued)
FB = 0.6V
FB = 0.6V (ISL62391(2)HRTZ, T
+100°C)
F
VIN ≥ 6V for VOUT = 5.5V
(Note 3)
PGOOD = VCC
(Note 3)
EN1 = EN2 = 1
EN1 = 1, EN2 = Floating or EN1 = Floating, EN2 =1
EN1 = 1, EN2 = Floating or EN1 = Floating, EN2 =1
(ISL62391(2)HRTZ, T
200mA source current (Note 3)
UGATE-PHASE = 2.5V (Note 3)
250mA source current (Note 3)
UGATE-PHASE = 2.5V (Note 3)
250mA source current (Note 3)
LGATE-PGND = 2.5V (Note 3)
250mA source current (Note 3)
LGATE-PGND = 2.5V (Note 3)
UG falling to LG rising, no load
LG falling to UG rising, no load
2mA forward diode current
V
Low Level (DCM enabled)
Float Level (audio filter enabled)
High Level (forced CCM)
FCCM = GND or VCC
FCCM floating
Low Level (Clear fault level/SMPS off)
Float Level (Delayed start)
High Level (SMPS on)
EN = GND or VCC
EN = VCC
EN = GND
EN = VCC
EN = GND
EN = VCC
EN = VCC (ISL62391(2)HRTZ, T
+100°C)
SW
R
ISL62391, ISL62392
= 25V
= 300kHz (Note 4)
CONDITIONS
A
= -10°C to +100°C)
A
= +25°C. Parameters with MIN and/or MAX limits are 100%
A
A
= -10°C to
= -10°C to
2.20
4.50
4.50
MIN
-3.5
200
-12
-10
-12
0.6
1.9
2.4
1.9
2.4
8.7
-2
9
TYP
2.75
5.60
5.60
0.58
10.0
10.0
600
600
1.0
1.0
1.0
0.5
2.0
2.0
2.0
4.0
0.2
0.1
0.1
14
32
21
21
28
0
5
A
= -40°C to +100°C,
MAX
3.70
7.60
7.50
10.5
10.5
600
5.5
1.5
1.5
1.5
0.9
0.8
2.1
0.8
2.1
3.5
30
30
12
50
50
1
1
2
December 22, 2008
UNITS
FN6666.4
kHz
kHz
mA
nA
nA
µA
ms
ms
ms
µA
µA
µA
kΩ
µA
kΩ
µA
µA
µA
ns
ns
%
V
Ω
Ω
Ω
A
Ω
A
Ω
A
Ω
A
V
V
V
V
V
V
V