ISL6269B Datasheet, PDF (5/14 Pages) Intersil Corporation – High-Performance Notebook PWM Controller with Audio-Frequency Clamp

ISL6269B
Electrical Specifications
PARAMETER
These specifications apply for T_A = -40°C to +100°C, unless otherwise stated.
All typical specifications T_A = +25°C, VCC = 5V, PVCC = 5V, VIN = 15V (Continued)
SYMBOL
TEST CONDITIONS
MIN TYP
ERROR AMPLIFIER
FB Input Bias Current
COMP Source Current
COMP Sink Current
COMP High Clamp Voltage
COMP Low Clamp Voltage
POWER GOOD
I_FB
FB = 0.60V
I_{COMP_SRC} FB = 0.40V, COMP = 3.20V
I_{COMP_SNK} FB = 0.80V, COMP = 0.30V
V_{COMP_HC} FB = 0.40V, Sink 50μA
V_{COMP_LC} FB = 0.80V, Source 50μA
-0.5
-
-
2.5
-
0.3
3.10 3.40
0.09 0.15
PGOOD Pull-down Impedance
R_{PG_SS} PGOOD = 5mA Sink, T_A = -10°C to +100°C
PGOOD = 5mA Sink
75
95
67
95
R_{PG_UV} PGOOD = 5mA Sink, T_A = -10°C to +100°C
PGOOD = 5mA Sink
75
95
67
95
R_{PG_OV} PGOOD = 5mA Sink, T_A = -10°C to +100°C
PGOOD = 5mA Sink
50
63
45
63
R_{PG_OC} PGOOD = 5mA Sink, T_A = -10°C to +100°C
PGOOD = 5mA Sink
25
32
22
32
PGOOD Leakage Current
I_PGOOD PGOOD = 5V
PGOOD Maximum Sink Current (Note 3)
-
0.1
-
5.0
PGOOD Soft-Start Delay
t_SS
EN High to PGOOD High, T_A = -10°C to +100°C
EN High to PGOOD High
2.20 2.75
2.20 2.75
GATE DRIVER
UG Pull-Up Resistance
UG Source Current (Note 3)
UG Sink Resistance
UG Sink Current (Note 3)
LG Pull-Up Resistance
LG Source Current (Note 3)
LG Sink Resistance
LG Sink Current (Note 3)
UG to LG Deadtime
LG to UG Deadtime
BOOTSTRAP DIODE
R_UGPU
I_UGSRC
R_UGPD
I_UGSNK
R_LGPU
I_LGSRC
R_LGPD
I_LGSNK
t_UGFLGR
t_LGFUGR
200mA Source Current
UG - PHASE = 2.5V
250mA Sink Current
UG - PHASE = 2.5V
250mA Source Current
LG - PGND = 2.5V
250mA Sink Current
LG - PGND = 2.5V
UG falling to LG rising, no load
LG falling to UG rising, no load
-
1.0
-
2.0
-
1.0
-
2.0
-
1.0
-
2.0
-
0.5
-
4.0
-
21
-
14
Forward Voltage
Reverse Leakage
CONTROL INPUTS
V_F
PVCC = 5V, I_F = 2mA
I_R
V_R = 25V
-
0.58
-
0.2
EN High Threshold
EN Low Threshold
FCCM High Threshold
FCCM Low Threshold
EN Leakage
FCCM Leakage
V_ENTHR
V_ENTHF
V_FCCMTHR
V_FCCMTHF
I_ENL EN = 0V
I_ENH EN = 5.0V
I_FCCML FCCM = 0V
I_FCCMH FCCM = 5.0V
2.0
-
-
-
2.0
-
-
-
-
0.1
-
0.1
-
0.1
-
2.0
MAX
+0.5
-
-
3.65
0.21
125
125
125
125
85
85
45
45
1.0
-
3.30
3.50
1.5
-
1.5
-
1.5
-
0.9
-
-
-
-
-
-
1.0
-
1.0
1.0
1.0
1.0
-
UNIT
μA
mA
mA
V
V
Ω
Ω
Ω
Ω
Ω
Ω
Ω
Ω
μA
mA
ms
ms
Ω
A
Ω
A
Ω
A
Ω
A
ns
ns
V
μA
V
V
V
V
μA
μA
μA
μA
5
FN6280.2
May 30, 2007