IR3897MTRPBF International Rectifier, IR3897MTRPBF Datasheet - Page 39

• Manufacturer Part Number: IR3897MTRPBF
• Description: 4A Highly Integrated Single-Input Voltage, Synchronous Buck Regulator in a PQFN package.
• Manufacturer: International Rectifier

Specifications of IR3897MTRPBF

• Part Status: Active and Preferred
• Package: PQFN / 4 x 5
• Circuit: Single Output
• Iout (a): 4
• Switch Freq (khz): 0 - 1500
• Input Range (v): 1.0 - 16
• Output Range (v): 0.5 - 12
• Pbf: PbF Option Available

PCB METAL AND COMPONENT PLACEMENT
Evaluations have shown that the best overall
performance is achieved using the substrate/PCB layout
as shown in following figures. PQFN devices should be
placed to an accuracy of 0.050mm on both X and Y axes.
Self‐centering behavior is highly dependent on solders
* Contact International Rectifier to receive an electronic PCB Library file in your preferred format
39
FEBRUARY 02, 2012 |DATA SHEET | Rev 3.2
Figure 47: PCB Metal Pad Spacing (all dimensions in mm)
Single‐Input Voltage, Synchronous Buck Regulator
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4A Highly Integrated SupIRBuck
and processes, and experiments should be run to confirm
the limits of self‐centering on specific processes.
For further information, please refer to “SupIRBuck™
Multi‐Chip Module (MCM) Power Quad Flat No‐Lead
(PQFN) Board Mounting Application Note.” (AN1132)
TM
IR3897
PD‐97663