ISL6524ACB Intersil, ISL6524ACB Datasheet - Page 5

• Manufacturer Part Number: ISL6524ACB
• Description: IC CTRLR VRM8.5 PWM TRPL 28-SOIC
• Manufacturer: Intersil

Specifications of ISL6524ACB

• Pwm Type: Voltage Mode
• Number Of Outputs: 4
• Frequency - Max: 215kHz
• Duty Cycle: 100%
• Voltage - Supply: 10.8 V ~ 13.2 V
• Buck: Yes
• Boost: No
• Flyback: No
• Inverting: No
• Doubler: No
• Divider: No
• Cuk: No
• Isolated: No
• Operating Temperature: 0°C ~ 70°C
• Package / Case: 28-SOIC (7.5mm Width)
• Frequency-max: 215kHz
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant

Electrical Specifications
NOTE:
Typical Performance Curves
PWM CONTROLLERS GATE DRIVERS
UGATE Source
UGATE Sink
LGATE Source
LGATE Sink
PROTECTION
VSEN1 Over-Voltage (VSEN1/DACOUT)
FAULT Sourcing Current
OCSET Current Source
Soft-Start Current
POWER GOOD
VSEN1 Upper Threshold
(VSEN1/DACOUT)
VSEN1 Under-Voltage
(VSEN1/DACOUT)
VSEN1 Hysteresis (VSEN1/DACOUT)
PGOOD Voltage Low
VSEN2 Under-Voltage
VSEN2 Hysteresis
VTTPG Voltage Low
2. Guaranteed by design.
1000
100
10
10
FIGURE 4. R
R
TO +12V
PARAMETER
T
PULLUP
SWITCHING FREQUENCY (kHz)
T
RESISTANCE vs FREQUENCY
5
100
Recommended Operating Conditions, Unless Otherwise Noted. Refer to Figures 1, 2 and 3 (Continued)
R
T
PULLDOWN TO V
SYMBOL
V
R
R
I
V
I
I
I
SS13,24
UGATE
OCSET
LGATE
PGOOD
UGATE
VTTPG
LGATE
I
OVP
SS
1000
VCC = 12V, V
V
VCC = 12V, V
V
VSEN1 Rising
V
V
V
VSEN1 Rising
VSEN1 Rising
VSEN1 Falling
I
VSEN2 Rising
VSEN2 Falling
I
PGOOD
VTTPG
GATE-PHASE
LGATE
FAULT/RT
OCSET
SS13,24
= -4mA
= 1V
= -4mA
= 4.5V
= 2.0V
= 2.0V
TEST CONDITIONS
UGATE
LGATE
= 1V
DC
DC
100
80
60
40
20
FIGURE 5. BIAS SUPPLY CURRENT vs FREQUENCY
= 1V
0
= 6V
100
C
VIN = 5V
VCC = 12V
UGATE
200
= C
300
LGATE
SWITCHING FREQUENCY (kHz)
400
= C
500
MIN
170
108
92
-
-
-
-
-
-
-
-
-
-
-
-
600
TYP
1.08
120
200
1.7
1.4
8.5
28
48
1
1
2
-
-
-
-
700
MAX
230
110
3.5
3.0
0.8
0.8
800
94
-
-
-
-
-
-
-
-
C = 3600pF
C = 1500pF
C = 660pF
C = 4800pF
900
April 8, 2005
UNITS
FN9064.1
mA
mV
µA
µA
%
%
%
%
Ω
Ω
A
A
V
V
V
1000