ISL6226 Datasheet, PDF (3/17 Pages) Intersil Corporation – Advanced PWM and Linear Power Controller for Portable Applications

ISL6226
PARAMETER
SYMBOL
TEST CONDITIONS
MIN TYP
Soft-Start Current During Start-up
PWM CONVERTER
I_SOFT
-
5
Load Regulation
VSEN pin bias current
VOUT pin input impedance
Under-Voltage Shut-Down Level
Under Voltage Delay
0.0mA < I_VOUT1 < 5.0A; 5.0V < V_IN < 24.0V -2.0
-
I_VSEN
-
80
I_VOUT
135 150
V_UV1 Fraction of the set point; ~3µs noise filter
70
-
UV_DLY
3
-
Over-Voltage Protection
Over Voltage Delay
V_OVP1 Fraction of the set point; ~1µs noise filter
113.5
-
OVP_DLY
0.5
-
PWM CONTROLLER GATE DRIVER
Upper Drive Pull-Up Resistance
R_2UGPUP
Upper Drive Pull-Down Resistance
R_2UGPDN
Lower Drive Pull-Up Resistance
R_2LGPUP
Lower Drive Pull-Down Resistance
R_2LGPDN
POWER GOOD AND CONTROL FUNCTIONS
6.2
8.5
2.5
3.0
6.2
8.5
1.3
1.6
Power Good Lower Threshold
Power Good Higher Threshold
PGOOD Leakage Current
PGOOD Voltage Low
EN- Low (Off)
V_PG- Fraction of the set point; ~3µs noise filter
-13.5
-
V_PG+ Fraction of the set point; ~3µs noise filter
7.4
-
I_PGLKG V_PULLUP = 5.5V
-
-
I_PGOOD = -4mA
-
-
-
-
EN - High (On)
2.0
-
FCCM -Hysteretic Operation Enabled
-
Vcc/2
LOW DROP OUT CONTROLLER FUNTIONS
Linear Input Voltage
Vin
No External Passive Device
-
Vcc
Linear Input Voltage
Vin
With External Passive Device
Device Rating
Linear Output Voltage
LDOout No External Passive Device
0.8
-
Output Drive Current for NPN
I(DRV) out
50
-
OverCurrent Feedback Voltage
V(CS)
100
Under-Voltage Shut-Down Level
Under-Voltage Delay
REFERENCE AND SOFT START
V_UV
UV_DLY
Fraction of the set point; ~3µs noise filter
71
74
5.5
-
LDO Internal Reference Voltage
LDO Soft-Start Threshold
Reference Voltage Accuracy
V_REF
V_SOFT
-
0.8
1.5
-2.0
-
Soft-Start Current During Start-up
POWER GOOD AND CONTROL FUNTIONS
I_SOFT
-
5
Power Good Lower Threshold
Power Good Higher Threshold
PGOOD Leakage Current
V_PG-
V_PG+
IPGLKG
Vo<V_REF
Vo>V_REF
VPULLUP = 5.5V
-15.5 -12
10.5 13.5
-
-
PGOOD Voltage Low
VPGOOD IPGOOD = -4mA, VCC = 4.75V
-
-
LINEN-Low (OFF)
-
-
MAX
-
+2.0
-
198
76
5.5
118
2.7
13.5
4.7
13.4
2.7
-7.5
13.5
1
0.5
0.8
-
-
-
4.5
-
77
8
-
+2.0
-
-9
16.5
1.0
0.5
0.8
UNITS
µA
%
nA
kOhm
%
uS
%
uS
Ω
Ω
Ω
Ω
%
%
µA
V
V
V
V
V
V
mA
mV
%
uS
V
V
%
µA
%
%
uA
V
V
3