isl62391 Intersil Corporation, isl62391 Datasheet - Page 2

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

Electrical Specifications
Absolute Maximum Ratings
VIN to GND . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . -0.3V to +28V
VCC, PGOOD, PVCC to GND . . . . . . . . . . . . . . . . . . -0.3V to +7.0V
EN
VOUT
PHASE
BOOT
BOOT
UGATE
LGATE
LDO3 Current (Internal Regulator) Continuous . . . . . . . . . +100mA
CAUTION: Do not operate at or near the maximum ratings listed for extended periods of time. Exposure to such conditions may adversely impact product reliability and
result in failures not covered by warranty.
NOTES:
LINEAR REGULATOR
VIN Power-on Reset
VIN Shutdown Supply Current
VIN Standby Supply Current
LDO3 Output Voltage
LDO3 Short-Circuit Current
LDO3EN Input Voltage
LDO3EN Input Leakage Current
LDO3 Discharge ON-resistance
PVCC POR Threshold (Note 3)
SMPS2 to PVCC Switchover Threshold
SMPS2 to PVCC Switchover Resistance (Note 3)
MAIN SMPS CONTROLLERS
VCC Input Bias Current
VCC POR Threshold
Reference Voltage
Regulation Accuracy
1. θ
2. For θ
(<100ns Pulse Width, 10µJ) . . . . . . . . . . . . . . . . . . . . . . . . . -5.0V
(<200ns Pulse Width, 20µJ) . . . . . . . . . . . . . . . . . . . . . . . . -4.0V
(<100ns Pulse Width, 4µJ) . . . . . . . . . . . . . . . . . . . . . . . . . . -2.0V
1, 2
JA
1,2
, LDO3EN . . . . . . . . . . . . . . . . . . . -0.3V to GND, VCC +0.3V
1,2
1,2
1,2
1,2
1,2
is measured with the component mounted on a low effective thermal conductivity test board in free air. See Tech Brief TB379 for details.
, FB
JC
to GND . . . . . . . . . . . . . . . . . . . . . . . . . . . . . -0.3V to +33V
to PHASE
. . . . . . . . . . . . . . . . . . . (DC) -0.3V to GND, PVCC +0.3V
to GND . . . . . . . . . . . . . . . . . . . . . . . (DC) -0.3V to +28V
. . . . . . . . . . . . (DC) -0.3V to PHASE
, the “case temp” location is the center of the exposed metal pad on the package underside.
1,2
, FSET
PARAMETER
1,2
1,2
. . . . . . . . . . . . . . . . . . . . . . . . . -0.3V to +7V
. . . . . . . . . . . . -0.3V to GND, VCC +0.3V
2
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.
1,2
, BOOT
Rising Threshold
Hysteresis
EN1 = EN2 = LDO3EN = 0
EN1 = EN2 = 0, LDO3EN = 1
I_LDO3 = 100mA (Note 3)
I_LDO3 = 0mA
LDO3 = GND (Note 3)
Rising edge
Falling edge
LDO3EN = 0 or VCC
LDO3EN = 0
VOUT2 to PVCC, VOUT2 = 5V
EN1 = EN2 = 1, FB1 = FB2 = 0.65V
Rising Edge
Rising Edge (ISL62391(2)HRTZ, T
+100°C)
Falling Edge
Falling Edge (ISL62391(2)HRTZ, T
+100°C)
VOUT regulated to 0.6V
ISL62391, ISL62392
1,2
+0.3V
CONDITIONS
Thermal Information
Thermal Resistance (Typical, Notes 1, 2) θ
Junction Temperature Range. . . . . . . . . . . . . . . . . .-55°C to +150°C
Operating Temp. Range (ISL62391(2)IRTZ) . . . . . .-40°C to +100°C
Operating Temp. Range (ISL62391(2)HRTZ) . . . . .-10°C to +100°C
Storage Temperature . . . . . . . . . . . . . . . . . . . . . . . .-65°C to +150°C
Pb-Free Reflow Profile. . . . . . . . . . . . . . . . . . . . . . . . .see link below
Recommended Operating Conditions
Ambient Temperature Range (ISL62391(2)IRTZ) . .-40°C to +100°C
Ambient Temperature Range (ISL62391(2)HRTZ) .-10°C to +100°C
Supply Voltage (VIN to GND) . . . . . . . . . . . . . . . . . . . . 5.5V to 25V
TQFN Package . . . . . . . . . . . . . . . . . .
http://www.intersil.com/pbfree/Pb-FreeReflow.asp
A
= +25°C. Parameters with MIN and/or MAX limits are 100%
A
A
= -10°C to
= -10°C to
3.25
3.25
0.94
4.63
4.33
4.35
4.08
4.10
MIN
5.3
1.1
20
-1
-1
TYP
4.50
4.50
4.20
4.20
150
180
5.4
4.8
2.5
3.3
3.3
4.2
0.6
80
36
6
2
JA
A
(°C/W)
37
= -40°C to +100°C,
MAX
3.35
3.35
1.06
4.93
4.55
4.55
4.30
4.30
150
250
5.5
2.5
3.2
15
60
1
1
December 22, 2008
θ
JC
UNITS
FN6666.4
3.5
(°C/W)
mV
mA
mA
µA
µA
µA
%
V
V
V
V
V
Ω
V
V
Ω
V
V
V
V
V