ISL6568 Intersil Corporation, ISL6568 Datasheet - Page 7

• Manufacturer Part Number: ISL6568
• Description: Two-Phase Buck PWM Controller
• Manufacturer: Intersil Corporation

Electrical Specifications
NOTE:
ERROR AMPLIFIER
DC Gain (Note 3)
Gain-Bandwidth Product (Note 3)
Slew Rate (Note 3)
Maximum Output Voltage
Minimum Output Voltage
OVERCURRENT PROTECTION
OCSET trip current
OCSET Accuracy
ICOMP Offset
PROTECTION
Undervoltage Threshold
Undervoltage Hysteresis
Overvoltage Threshold while IC Disabled
Overvoltage Threshold
Overvoltage Hysteresis
Open Sense-Line Protection Threshold
SWITCHING TIME (Note 3)
UGATE Rise Time
LGATE Rise Time
UGATE Fall Time
LGATE Fall Time
UGATE Turn-On Non-overlap
LGATE Turn-On Non-overlap
GATE DRIVE RESISTANCE (Note 3)
Upper Drive Source Resistance
Upper Drive Sink Resistance
Lower Drive Source Resistance
Lower Drive Sink Resistance
OVER TEMPERATURE SHUTDOWN
Thermal Shutdown Setpoint (Note 3)
Thermal Recovery Setpoint (Note 3)
3. Parameter magnitude guaranteed by design. Not 100% tested.
PARAMETER
7
Recommended Operating Conditions, Unless Otherwise Specified. (Continued)
R
C
C
Load = 1mA
Load = -1mA
OCSET and ISUM Difference
VSEN falling
VSEN Rising
V
V
VSEN Rising
VSEN Falling
IREF Rising and Falling
t
t
t
t
t
t
V
V
V
V
RUGATE;
RLGATE;
FUGATE;
FLGATE;
PDHUGATE
PDHLGATE
OVP
OVP
PVCC
PVCC
PVCC
PVCC
L
L
L
= 10K to ground
= 100pF, R
= 100pF, Load = ±400µA
, VRM9.0 Configuration
, Hammer and VRM10.0 Configurations
= 12V, 15mA Source Current
= 12V, 15mA Sink Current
= 12V, 15mA Source Current
= 12V, 15mA Sink Current
V
V
V
V
PVCC
PVCC
PVCC
; V
PVCC
; V
ISL6568
ISL6568
PVCC
L
PVCC
TEST CONDITIONS
= 10K to ground
= 12V, 3nF Load, 90% to 10%
= 12V, 3nF Load, 10% to 90%
= 12V, 3nF Load, 90% to 10%
= 12V, 3nF Load, 10% to 90%
= 12V, 3nF Load, Adaptive
= 12V, 3nF Load, Adaptive
125mV
VDIFF
+ 0.9V
VID +
3.90
1.92
1.62
1.25
0.85
0.60
MIN
0.9
93
80
-5
-5
-
-
-
-
-
-
-
-
-
-
-
-
-
-
VDIFF +
150mV
VID +
TYP
4.20
0.85
1.97
1.67
1.65
1.25
0.80
100
160
100
2.0
1V
96
20
82
50
26
18
18
12
10
10
8
0
0
3
175mV
+ 1.1V
VDIFF
VID +
MAX
2.02
1.72
1.35
107
1.0
3.0
3.0
2.2
84
5
5
-
-
-
-
-
-
-
-
-
-
-
-
-
-
March 9, 2006
FN9187.4
UNITS
%VID
%VID
MHz
V/µs
mV
mV
mV
dB
µA
ns
ns
ns
ns
ns
ns
°C
°C
Ω
Ω
Ω
Ω
V
V
V
V
V
V