ISL6524A Ver la hoja de datos (PDF) - Renesas Electronics
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ISL6524A Datasheet PDF : 16 Pages
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ISL6524A
Electrical Specifications Recommended Operating Conditions, Unless Otherwise Noted. Refer to Figures 1, 2 and 3 (Continued)
PARAMETER
SYMBOL
TEST CONDITIONS
MIN TYP MAX UNITS
PWM CONTROLLERS GATE DRIVERS
UGATE Source
UGATE Sink
LGATE Source
LGATE Sink
PROTECTION
IUGATE
RUGATE
ILGATE
RLGATE
VCC = 12V, VUGATE = 6V
VGATE-PHASE = 1V
VCC = 12V, VLGATE = 1V
VLGATE = 1V
-
1
-
A
-
1.7 3.5
-
1
-
A
-
1.4 3.0
VSEN1 Over-Voltage (VSEN1/DACOUT)
VSEN1 Rising
-
120
-
%
FAULT Sourcing Current
OCSET Current Source
Soft-Start Current
POWER GOOD
IOVP
IOCSET
ISS13,24
VFAULT/RT = 2.0V
VOCSET = 4.5VDC
VSS13,24 = 2.0VDC
-
8.5
-
mA
170 200 230
A
-
28
-
A
VSEN1 Upper Threshold
(VSEN1/DACOUT)
VSEN1 Rising
108
-
110
%
VSEN1 Under-Voltage
(VSEN1/DACOUT)
VSEN1 Rising
92
-
94
%
VSEN1 Hysteresis (VSEN1/DACOUT)
VSEN1 Falling
-
2
-
%
PGOOD Voltage Low
VSEN2 Under-Voltage
VPGOOD
IPGOOD = -4mA
VSEN2 Rising
-
-
0.8
V
-
1.08
-
V
VSEN2 Hysteresis
VSEN2 Falling
-
48
-
mV
VTTPG Voltage Low
NOTE:
2. Guaranteed by design.
VVTTPG IVTTPG = -4mA
-
-
0.8
V
Typical Performance Curves
1000
100
RT PULLUP
TO +12V
10
RT PULLDOWN TO VSS
10
100
SWITCHING FREQUENCY (kHz)
FIGURE 4. RT RESISTANCE vs FREQUENCY
1000
100
CUGATE = CLGATE = C
VIN = 5V
80 VCC = 12V
C = 4800pF
60
C = 3600pF
40
C = 1500pF
20
C = 660pF
0
100 200 300 400 500 600 700 800 900 1000
SWITCHING FREQUENCY (kHz)
FIGURE 5. BIAS SUPPLY CURRENT vs FREQUENCY
FN9064 Rev 1.00
Apr 8, 2005
Page 5 of 16
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