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ISL6322 Datasheet, PDF (9/41 Pages) Intersil Corporation – Four-Phase Buck PWM Controller with Integrated MOSFET Drivers and I2C Interface for Intel VR10, VR11, and AMD Applications | |||
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ISL6322
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
tRUGATE; VPVCC = 12V, 3nF load, 10% to 90%
26
LGATE Rise Time
tRLGATE; VPVCC = 12V, 3nF load, 10% to 90%
18
UGATE Fall Time
tFUGATE; VPVCC = 12V, 3nF load, 90% to 10%
18
LGATE Fall Time
tFLGATE; VPVCC = 12V, 3nF load, 90% to 10%
12
UGATE Turn-On Non-Overlap
tPDHUGATE; VPVCC = 12V, 3nF load, adaptive
10
LGATE Turn-On Non-Overlap
tPDHLGATE; VPVCC = 12V, 3nF load, adaptive
10
GATE DRIVE RESISTANCE (Note 3)
Upper Drive Source Resistance
Upper Drive Sink Resistance
Lower Drive Source Resistance
Lower Drive Sink Resistance
VPVCC = 12V, 15mA source current
VPVCC = 12V, 15mA sink current
VPVCC = 12V, 15mA source current
VPVCC = 12V, 15mA sink current
1.25
2.0
0.9
1.65
0.85
1.25
0.60
0.80
Timing Diagram
UGATE
LGATE
tPDHUGATE
tRUGATE
tFUGATE
MAX UNITS
mV
ns
ns
ns
ns
ns
ns
3.0
Ω
3.0
Ω
2.2
Ω
1.35
Ω
tFLGATE
tPDHLGATE
tRLGATE
9
FN6328.0
August 21, 2006
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