ISL6313_14 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. Parameters with MIN and/or MAX limits are
100% tested at +25°C, unless otherwise specified. Temperature limits established by characterization and are
not production tested. (Continued)
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX
UNITS
SWITCHING TIME (Note 3)
UGATE Rise Time
t_RUGATE; V_PVCC = 12V, 3nF load, 10% to
-
26
-
ns
90%
LGATE Rise Time
t_RLGATE; V_PVCC = 12V, 3nF load, 10% to
-
18
-
ns
90%
UGATE Fall Time
t_FUGATE; V_PVCC = 12V, 3nF load, 90% to
-
18
-
ns
10%
LGATE Fall Time
t_FLGATE; V_PVCC = 12V, 3nF load, 90% to
-
12
-
ns
10%
UGATE Turn-On Non-Overlap
t_PDHUGATE; V_PVCC = 12V, 3nF load,
-
10
-
ns
adaptive
LGATE Turn-On Non-Overlap
t_PDHLGATE; V_PVCC = 12V, 3nF load,
-
10
-
ns
adaptive
GATE DRIVE RESISTANCE (Note 3)
Upper Drive Source Resistance
V_PVCC = 12V, 15mA source current
Upper Drive Sink Resistance
V_PVCC = 12V, 15mA sink current
Lower Drive Source Resistance
V_PVCC = 12V, 15mA source current
Lower Drive Sink Resistance
V_PVCC = 12V, 15mA sink current
OVER-TEMPERATURE SHUTDOWN (Note 3)
1.25
2.0
3.0
Ω
0.9
1.65
3.0
Ω
0.85
1.25
2.2
Ω
0.60
0.80
1.35
Ω
Thermal Shutdown Setpoint
-
160
-
°C
Thermal Recovery Setpoint
-
100
-
°C
Timing Diagram
UGATE
LGATE
t_PDHUGATE
t_RUGATE
t_FUGATE
t_FLGATE
t_PDHLGATE
t_RLGATE
8
FN6448.2
September 2, 2008