ISL6402IV Intersil, ISL6402IV Datasheet - Page 5

• Manufacturer Part Number: ISL6402IV
• Description: IC PWM BUCK CM 28TSSOP
• Manufacturer: Intersil

Specifications of ISL6402IV

• Pwm Type: Current Mode
• Number Of Outputs: 3
• Frequency - Max: 330kHz
• Duty Cycle: 93%
• Voltage - Supply: 4.5 V ~ 24 V
• Buck: Yes
• Boost: No
• Flyback: No
• Inverting: No
• Doubler: No
• Divider: No
• Cuk: No
• Isolated: No
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 28-TSSOP
• Frequency-max: 330kHz
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant

Absolute Maximum Ratings
Supply Voltage (VCC_5V Pin) . . . . . . . . . . . . . . . . . . . . -0.3V to +7V
Input Voltage (VIN Pin) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .+30V
BOOT1, 2 and UGATE1, 2. . . . . . . . . . . . . . . . . . . . . . . . . . . . +35V
PHASE1, 2 and ISEN1, 2 . . . . . . . . . . . . . . . . . . . . . . . . . . . . +30V
BOOT1, 2 with respect to PHASE1, 2 . . . . . . . . . . . . . . . . . . . +6.5V
UGATE1, 2. . . . . . . . . . . . (PHASE1, 2 - 0.3V) to (BOOT1, 2 +0.3V)
CAUTION: Stresses above those listed in “Absolute Maximum Ratings” may cause permanent damage to the device. This is a stress only rating and operation of the
device at these or any other conditions above those indicated in the operational sections of this specification is not implied.
NOTES:
Electrical Specifications
VIN SUPPLY
Input Voltage Range
VCC_5V SUPPLY (Note 4)
Input Voltage
Output Voltage
Maximum Output Current
SUPPLY CURRENT
Shutdown Current (Note 5)
Operating Current (Note 6)
REFERENCE SECTION
Nominal Reference Voltage
Reference Voltage Tolerance
POWER-ON RESET
Rising VCC_5V Threshold
Falling VCC_5V Threshold
OSCILLATOR
Total Frequency Variation
Peak-to-Peak Sawtooth Amplitude (Note 7)
Ramp Offset (Note 8)
SYNC Input Rise/Fall Time
SYNC Frequency Range
SYNC Input HIGH Level
SYNC Input LOW Level
SYNC Input Minimum Pulse Width
SYNC Output HIGH Level
1. θ
2. θ
the “case temp” location is the center of the exposed metal pad on the underside of the package. See Tech Brief TB379.
JA
JC
is measured with the component mounted on a high effective thermal conductivity test board in free air. See Tech Brief TB379 for details.
is measured in free air with the component mounted on a high effective thermal conductivity test board with “direct attach” features. For θ
PARAMETER
5
Recommended operating conditions unless otherwise noted. Refer to Block Diagram and Typical Application
Schematic. V
Typical values are at T
IN
= 5.6V to 24V, or VCC_5V = 5V ±10%, T
V
V
SD1 = SD2 = GND
V
V
IN
IN
IN
IN
A
> 5.6V, I
= 12V
= 12V
= 5V
= 25°C
TEST CONDITIONS
ISL6402
L
= 20mA
Thermal Information
Thermal Resistance (Typical)
Maximum Junction Temperature (Plastic Package) . -55°C to 150°C
Maximum Storage Temperature Range . . . . . . . . . . . -65°C to 150°C
Maximum Lead Temperature (Soldering 10s) . . . . . . . . . . . . . 300°C
Temperature Range . . . . . . . . . . . . . . . . . . . . . . . . . . . -40°C to 85°C
28 Lead TSSOP (Note 1) . . . . . . . . . . .
28 Lead QFN (Note 2) . . . . . . . . . . . . .
(TSSOP - Lead Tips Only)
A
VCC - 0.6V
= -40°C to 85°C (Note 3),
MIN
4.25
3.95
-1.0
270
5.6
4.5
4.5
5.1
3.5
60
10
-
-
-
-
-
-
-
-
0.667
TYP
4.45
300
5.0
5.0
2.0
0.8
4.2
1.6
1.0
5.6
12
50
-
-
-
-
-
-
-
θ
JA
MAX
10.0
375
330
5.6
5.5
4.0
1.0
4.5
4.4
6.0
1.5
24
(°C/W)
75
33
-
-
-
-
-
-
-
-
November 8, 2004
θ
JC
UNITS
MHz
kHz
mA
mA
µA
ns
ns
%
FN9123.3
NA
V
V
V
V
V
V
V
V
V
V
V
V
(°C/W)
4
JA