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ISL6322 Datasheet(PDF) 9 Page - Intersil Corporation

Part No. ISL6322
Description  Four-Phase Buck PWM Controller with Integrated MOSFET Drivers and I2C Interface for Intel VR10, VR11, and AMD Applications
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Maker  INTERSIL [Intersil Corporation]
Homepage  http://www.intersil.com/cda/home
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ISL6322 Datasheet(HTML) 9 Page - Intersil Corporation

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9
FN6328.0
August 21, 2006
Timing Diagram
Overvoltage Hysteresis
VSEN falling
100
mV
SWITCHING TIME (Note 3)
UGATE Rise Time
tRUGATE; VPVCC = 12V, 3nF load, 10% to 90%
26
ns
LGATE Rise Time
tRLGATE; VPVCC = 12V, 3nF load, 10% to 90%
18
ns
UGATE Fall Time
tFUGATE; VPVCC = 12V, 3nF load, 90% to 10%
18
ns
LGATE Fall Time
tFLGATE; VPVCC = 12V, 3nF load, 90% to 10%
12
ns
UGATE Turn-On Non-Overlap
tPDHUGATE; VPVCC = 12V, 3nF load, adaptive
10
ns
LGATE Turn-On Non-Overlap
tPDHLGATE; VPVCC = 12V, 3nF load, adaptive
10
ns
GATE DRIVE RESISTANCE (Note 3)
Upper Drive Source Resistance
VPVCC = 12V, 15mA source current
1.25
2.0
3.0
Ω
Upper Drive Sink Resistance
VPVCC = 12V, 15mA sink current
0.9
1.65
3.0
Ω
Lower Drive Source Resistance
VPVCC = 12V, 15mA source current
0.85
1.25
2.2
Ω
Lower Drive Sink Resistance
VPVCC = 12V, 15mA sink current
0.60
0.80
1.35
Ω
Electrical Specifications
Recommended Operating Conditions, Unless Otherwise Specified. (Continued)
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX
UNITS
UGATE
LGATE
tFLGATE
tPDHUGATE
tRUGATE
tFUGATE
tPDHLGATE
tRLGATE
ISL6322
ISL6322


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