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IR3551 Datasheet(PDF) 5 Page - International Rectifier

Part No. IR3551
Description  50A Integrated PowIRstage
Download  22 Pages
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Manufacturer  IRF [International Rectifier]
Direct Link  http://www.irf.com
Logo IRF - International Rectifier

IR3551 Datasheet(HTML) 5 Page - International Rectifier

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July 16, 2013 | DATASHEET V3.2
5
IR3551
50A Integrated PowIRstage®
ABSOLUTE MAXIMUM RATINGS
Stresses beyond those listed under “Absolute Maximum Ratings” may cause permanent damage to the device. These are
stress ratings only and functional operation of the device at these or any other conditions beyond those indicated in the
operational sections of the specifications are not implied.
PIN Number
PIN NAME
VMAX
VMIN
ISOURCE
ISINK
1
CSIN-
VCC + 0.3V
-0.3V
1mA
1mA
2
CSIN+
VCC + 0.3V
-0.3V
1mA
1mA
3
VCC
8V
-0.3V
NA
5A for 100ns,
200mA DC
4
PGND
0.3V
-0.3V
15mA
15mA
5, 28
GATEL
VCC + 0.3V
-3V for 20ns,
-0.3V DC
1A for 100ns,
200mA DC
1A for 100ns,
200mA DC
6-13
SW
2
25V
-5V for 20ns,
-0.3V DC
55A RMS,
75A Peak
25A RMS,
30A Peak
14, 15
PGND
NA
NA
25A RMS,
30A Peak
55A RMS,
75A Peak
16-19
VIN
2
25V
-0.3V
5A RMS
20A RMS,
25A Peak
20
BOOST
1
33V
-0.3V
1A for 100ns,
100mA DC
5A for 100ns,
100mA DC
21
PHSFLT#
VCC + 0.3V
-0.3V
1mA
20mA
22
PWM
VCC + 0.3V
-0.3V
1mA
1mA
23
BBRK#
VCC + 0.3V
-0.3V
1mA
1mA
24
LGND
0.3V
-0.3V
15mA
15mA
25
REFIN
3.5V
-0.3V
1mA
1mA
26
IOUT
VCC + 0.3V
-0.3V
5mA
5mA
27
TGND
0.3V
-0.3V
NA
NA
Note:
1.
Maximum BOOST – SW = 8V.
2.
Maximum VIN – SW = 25V.
3.
All the maximum voltage ratings are referenced to PGND (Pins 14 and 15).
THERMAL INFORMATION
Thermal Resistance, Junction to Top (θJC_TOP)
17.5 °C/W
Thermal Resistance, Junction to PCB (pin 15) (θJB)
2.1 °C/W
Thermal Resistance (θJA)
1
21.1 °C/W
Maximum Operating Junction Temperature
-40 to 150°C
Maximum Storage Temperature Range
-65°C to 150°C
ESD rating
HBM Class 1B JEDEC Standard
MSL Rating
3
Reflow Temperature
260°C
Note:
1.
Thermal Resistance (θJA) is measured with the component mounted on a high effective thermal conductivity test board in free air.
Refer to International Rectifier Application Note AN-994 for details.


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