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62383CHRTZ Просмотр технического описания (PDF) - Intersil

Номер в каталогеКомпоненты Описаниепроизводитель
62383CHRTZ High-Efficiency, Quad or Triple-Output System Power Supply Controller for Notebook Computers Intersil
Intersil Intersil
62383CHRTZ Datasheet PDF : 23 Pages
1 2 3 4 5 6 7 8 9 10 Next Last
ISL62381, ISL62382, ISL62383, ISL62381C, ISL62382C, ISL62383C
Electrical Specifications These specifications apply for TA = -10°C to +100°C, unless otherwise noted. Typical values are at TA = +25°C,
VIN = 12V. Boldface limits apply over the operating temperature range, -10°C to +100°C. (Continued)
PARAMETER
VCC2 POR Threshold
Rising edge
Falling edge
CONDITIONS
MIN
(Note 8)
4.35
4.10
MAX
TYP (Note 8) UNITS
4.45
4.55
V
4.20
4.30
V
PWM
Reference Voltage (Note 6)
Regulation Accuracy
FB Input Bias Current
Frequency Range
Frequency Set Accuracy (Note 7)
VOUT Voltage Regulation Range
VOUT Soft-Discharge Resistance
VOUT regulated to 0.6V
FB = 0.6V
FSW = 300kHz
VIN > 6V for VOUT = 5.5V
-
0.6
-
V
-1
-
1
%
-10
-
30
nA
200
-
600
kHz
-12
-
12
%
0.6
-
5.5
V
-
14
50
POWER-GOOD
PGOOD Pull-Down Impedance
PGOOD Leakage Current
Maximum PGOOD Sink Current (Note 6)
PGOOD Soft-start Delay
Soft-start, I_PGOOD = 5mA sinking
UVP, I_PGOOD = 5mA sinking
OVP, I_PGOOD = 5mA sinking
OCP, I_PGOOD = 5mA sinking
PGOOD = VCC1
-
32
100
-
95
200
-
63
150
-
32
100
-
0
1
µA
-
5
-
mA
From EN high to PGOOD high (for one SMPS
2.20
2.75
3.70
ms
channel)
EN2(1) = Floating, from EN1(2) high to
PGOOD2(1) high
4.50
5.60
7.50
ms
GATE DRIVER
UGATE Pull-Up ON-Resistance (Note 6)
UGATE Source Current (Note 6)
200mA source current
UGATE-PHASE = 2.5V
-
1.0
1.5
-
2.0
-
A
UGATE Pull-Down ON-Resistance (Note 6)
UGATE Sink Current (Note 6)
250mA source current
UGATE-PHASE = 2.5V
-
1.0
1.5
-
2.0
-
A
LGATE Pull-Up ON-Resistance (Note6)
LGATE Source Current (Note 6)
LGATE Pull-Down ON-Resistance (Note 6)
LGATE Sink Current (Note 6)
UGATE to LGATE Deadtime (Note 6)
LGATE to UGATE Deadtime (Note 6)
Bootstrap Diode Forward Voltage (Note 6)
250mA source current
LGATE-PGND = 2.5V
250mA source current
LGATE-PGND = 2.5V
UG falling to LG rising, no load
LG falling to UG rising, no load
2mA forward diode current
-
1.0
1.5
-
2.0
-
A
-
0.5
0.9
-
4.0
-
A
-
21
-
ns
-
21
-
ns
-
0.58
-
V
Bootstrap Diode Reverse Leakage Current
CONTROL
FCCM Input Voltage
FCCM Input Leakage Current
VR = 25V
Low level (DCM enabled)
Float level (DCM with audio filter)
High level (Forced CCM)
FCCM = GND or VCC1
-
0.2
1
µA
-
-
0.8
V
1.9
-
2.1
V
2.4
-
-
V
-2
-
2
µA
4
FN6665.5
May 13, 2011
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