isl6312a Intersil Corporation, isl6312a Datasheet - Page 8

• Manufacturer Part Number: isl6312a
• Description: Four-phase Buck Pwm Controller With Integrated Mosfet Drivers For Intel Vr10, Vr11, And Amd Applications
• Manufacturer: Intersil Corporation

Electrical Specifications
Timing Diagram
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 (Note 3)
Thermal Shutdown Setpoint
Thermal Recovery Setpoint
UGATE
LGATE
PARAMETER
t
PDHUGATE
8
t
FLGATE
Recommended Operating Conditions, Unless Otherwise Specified. (Continued)
t
t
t
t
V
V
V
V
FUGATE;
FLGATE;
PDHUGATE
PDHLGATE
t
PVCC
PVCC
PVCC
PVCC
RUGATE
= 12V, 15mA source current
= 12V, 15mA sink current
= 12V, 15mA source current
= 12V, 15mA sink current
V
V
PVCC
PVCC
; V
ISL6312A
ISL6312A
; V
PVCC
PVCC
TEST CONDITIONS
= 12V, 3nF load, 90% to 10%
= 12V, 3nF load, 90% to 10%
= 12V, 3nF load, adaptive
= 12V, 3nF load, adaptive
t
PDHLGATE
t
FUGATE
1.25
0.85
0.60
MIN
0.9
-
-
-
-
-
-
TYP
1.65
1.25
0.80
160
100
2.0
18
12
10
10
t
RLGATE
MAX
1.35
3.0
3.0
2.2
-
-
-
-
-
-
August 1, 2007
FN9290.3
UNITS
ns
ns
ns
ns
°C
°C
Ω
Ω
Ω
Ω