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ISL6440A Datasheet(PDF) 5 Page - Intersil Corporation

Part No. ISL6440A
Description  Advanced PWM and Triple Linear Power Controller for Gateway Applications
Download  16 Pages
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Maker  INTERSIL [Intersil Corporation]
Homepage  http://www.intersil.com/cda/home
Logo INTERSIL - Intersil Corporation

ISL6440A Datasheet(HTML) 5 Page - Intersil Corporation

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5
DC Gain
-88
-
dB
Gain-Bandwidth Product
GBWP
-
15
-
MHz
Slew Rate
SR
COMP = 10pF
-
6
-
V/
µs
PWM CONTROLLER GATE DRIVER
UGATE Source
IUGATE
VCC = 12V, VUGATE = 6V
-
1
-
A
UGATE Sink
RUGATE
VGATE-PHASE = 1V
-
1.7
3.5
LGATE Source
ILGATE
VCC = 12V, VLGATE = 1V
-
1
-
A
LGATE Sink
RLGATE
VLGATE = 1V
-
1.4
3.0
PROTECTION
VSEN1 Overvoltage (VSEN1/DACOUT)
VSEN1 Rising
-
115
120
%
FAULT Sourcing Current
IOVP
VFAULT/RT = 2.0V
-
8.5
-
mA
OCSET1 Current Source
IOCSET
VOCSET = 4.5VDC
170
200
230
µA
Soft-Start Current
ISS
-28
-
µA
POWER GOOD
VSEN1 Upper Threshold
(VSEN1/DACOUT)
VSEN1 Rising
108
-
110
%
VSEN1 Undervoltage
(VSEN1/DACOUT)
VSEN1 Rising
92
-
94
%
VSEN1 Hysteresis (VSEN1/DACOUT)
Upper/Lower Threshold
-
2
-
%
PGOOD Voltage Low
VPGOOD
IPGOOD = -4mA
-
-
0.8
V
Electrical Specifications
Recommended Operating Conditions, Unless Otherwise Noted. Refer to Block and Simplified Power System
Diagrams, and Typical Application Schematic (Continued)
PARAMETER
SYMBOL
TEST CONDITIONS
MIN
TYP
MAX
UNITS
Typical Performance Curve
FIGURE 1. RT RESISTANCE vs FREQUENCY
10
100
1000
SWITCHING FREQUENCY (kHz)
10
100
1000
RT PULLUP
TO +12V
RT PULLDOWN TO VSS
ISL6440A


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