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IR3548 Datasheet(PDF) 12 Page - International Rectifier

Part # IR3548
Description  Integrated Dual, Doubler or Quad mode Driver
PDF  30 Pages
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Manufacturer  IRF [International Rectifier]
Direct Link  http://www.irf.com
Logo IRF - International Rectifier

IR3548 Datasheet(HTML) 12 Page - International Rectifier

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IR3548
12 www.irf.com
© 2014 International Rectifier
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January 08, 2014
SW1
VIN1
VIN2
PGND
VCC
BOOT1
PWM1
LGND
FUNCTION
EN1
MODE
IR3548
VINDIV
CIN2
47uF x2
CBOOT1
0.22uF
L1
150nH
CIN1
0.1uF x2
VCC
CVCC
0.1uF
SW2
BOOT2
CBOOT2
0.22uF
L2
150nH
VDRV
VDRV
CVDRV
1uF
PWM2
EN2
+ CS1 -
+ CS2 -
GATEL1
GATEL2
GATEL2
GATEL1
CCS1
0.22uF
CCS2
0.22uF
RCS2
2.49k
Ω
RCS1
2.49k
Ω
SW1
VIN1
VIN2
PGND
VCC
BOOT1
PWM1
LGND
FUNCTION
EN1
MODE
IR3548
VINDIV
VIN
VOUT
CIN4
47uF x2
CBOOT3
0.22uF
L3
150nH
COUT
470uF x3
CIN3
0.1uF x2
VCC
CVCC
0.1uF
SW2
BOOT2
CBOOT4
0.22uF
L4
150nH
VDRV
VDRV
CVDRV
1uF
PWM2
EN2
+ CS3 -
+ CS4 -
GATEL1
GATEL2
GATEL2
GATEL1
CCS3
0.22uF
CCS4
0.22uF
RCS4
2.49k
Ω
RCS3
2.49k
Ω
Four-
phase
PWM
controller
+
-
VOUT
SENSE
+
-
CS4
VCC
VCC
PWM3
SW4
SW3
SW1
SW2
GATEL2
GATEL1
GATEL3
GATEL4
PWM1
PWM2
To PWM
controller
+
CS3
-
PWM4
EN3
EN4
EN1
EN2
+
CS1
-
+
CS2
-
PWM3
PWM4
EN3
EN4
PWM1
PWM2
PWM3
PWM4
SW1
GATEL1
SW2
GATEL2
SW3
GATEL3
SW4
GATEL4
Figure 9: Timing Diagram of the IR3548 Four-phase Voltage Regulator, IR ATL PWM, Dual Driver Mode



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