ISL6313 Datasheet, PDF (8/33 Pages) Intersil Corporation – Two-Phase Buck PWM Controller with Integrated MOSFET Drivers for Intel VR11 and AMD Applications

ISL6313
Electrical Specifications Recommended Operating Conditions, Unless Otherwise Specified. (Continued)
PARAMETER
TEST CONDITIONS
MIN
TYP
Overvoltage Hysteresis
VSEN falling
-
100
SWITCHING TIME (Note 3)
UGATE Rise Time
t_RUGATE; V_PVCC = 12V, 3nF load, 10%
-
26
to 90%
LGATE Rise Time
t_RLGATE; V_PVCC = 12V, 3nF load, 10%
-
18
to 90%
UGATE Fall Time
t_FUGATE; V_PVCC = 12V, 3nF load, 90%
-
18
to 10%
LGATE Fall Time
t_FLGATE; V_PVCC = 12V, 3nF load, 90% to
-
12
10%
UGATE Turn-On Non-Overlap
t_PDHUGATE; V_PVCC = 12V, 3nF load,
-
10
adaptive
LGATE Turn-On Non-Overlap
t_PDHLGATE; V_PVCC = 12V, 3nF load,
-
10
adaptive
GATE DRIVE RESISTANCE (Note 3)
Upper Drive Source Resistance
V_PVCC = 12V, 15mA source current
1.25
2.0
Upper Drive Sink Resistance
V_PVCC = 12V, 15mA sink current
0.9
1.65
Lower Drive Source Resistance
V_PVCC = 12V, 15mA source current
0.85
1.25
Lower Drive Sink Resistance
V_PVCC = 12V, 15mA sink current
0.60
0.80
OVER TEMPERATURE SHUTDOWN (Note 3)
Thermal Shutdown Setpoint
-
160
Thermal Recovery Setpoint
-
100
Timing Diagram
UGATE
LGATE
t_PDHUGATE
t_RUGATE
t_FUGATE
MAX
-
-
-
-
-
-
-
3.0
3.0
2.2
1.35
-
-
t_FLGATE
t_PDHLGATE
t_RLGATE
UNITS
mV
ns
ns
ns
ns
ns
ns
Ω
Ω
Ω
Ω
°C
°C
8
FN6448.0
March 5, 2007