ISL8112 Intersil Corporation, ISL8112 Datasheet - Page 6

• Manufacturer Part Number: ISL8112
• Description: Main Power Supply Controllers
• Manufacturer: Intersil Corporation

Electrical Specifications
OUT2REF Input Voltage
LDOREF Input Voltage
MODE Input Voltage
FS Input Voltage
EN1, EN2 Input Voltage
EN_LDO Input Voltage
Input Leakage Current
INTERNAL BOOT DIODE
V
I
MOSFET DRIVERS
UG_ Gate-Driver Sink/Source Current
LG_ Gate-Driver Source Current
LG_ Gate-Driver Sink Current
UG_ Gate-Driver On-Resistance
LG_ Gate-Driver On-Resistance
Dead Time
VSEN1, VSEN2 Discharge On Resistance
BOOT_LEAKAGE
D
Forward Voltage
PARAMETER
Leakage Current
6
Circuit of Figure 17, and Figure 18, no load on LDO, VSEN1, VSEN2, VREF2, and VREF1, VIN = 12V,
EN2 = EN1 = VCC, VBYP = 5V, PVCC = 5V, VEN_LDO = 5V, T
Typical values are at T
VSEN2 Dynamic Range, VSEN2= V
Fixed VSEN2 = 1.05V
Fixed VSEN2 = 3.3V
Fixed LDO = 5V
VSEN2 Dynamic Range, V
Fixed LDO = 3.3V
Low level (SKIP)
Float level (ULTRASONIC SKIP)
High level (PWM)
Low level
Float level
High level
Clear fault level/SMPS off level
Delay start level
SMPS on level
Rising edge
Falling edge
VFS = 0 or 5V
VEN_ = VEN_LDO = 0 or 5V
VMODE = 0V or 5V
VFB1 = 0V or 5V
VREFIN = 0V or 2.5V
VLDOREF = 0V or 2.75V
PVCC - V
V
UG1, UG2 forced to 2V
LG1 (source), LG2 (source), forced to 2V
LG1 (sink), LG2 (sink), forced to 2V
BST_ - PH_ forced to 5V, Guaranteed by design
LG_, high state (pull-up), Guaranteed by design
LG_, low state (pull-down), Guaranteed by design
LG_ Rising
UG_ Rising
BOOT
= 30V, PH = 25V, PVCC = 5V
BOOT
A
= +25°C. (Continued)
, I
F
= 10mA
ISL8112
CONDITIONS
LDO
= 2 x V
OUT2REF
LDOREF
A
= -40°C to +100°C, unless otherwise noted.
VCC-1.0
VCC-1.0
0.35
0.94
MIN
-0.1
-0.2
-0.2
-0.2
3.0
1.7
2.4
1.7
2.4
1.7
2.4
0.5
1.2
15
20
-1
-1
TYP
1.00
0.65
1.7
3.3
1.5
2.2
0.6
1.6
20
30
25
2
VCC-
MAX
2.50
0.30
2.25
+0.1
+0.2
+0.2
+0.2
1.06
500
1.1
0.8
2.3
0.8
2.3
0.8
2.3
2.0
0.8
4.0
5.0
1.5
+1
+1
35
50
40
November 21, 2006
UNITS
FN6396.0
µA
µA
µA
µA
µA
µA
nA
ns
ns
V
V
V
V
V
V
A
Ω
Ω
Ω
Ω
V
V
V
V
V
V
V
V
V
V
V
V
A
A