IR3897MTR1PBF International Rectifier, IR3897MTR1PBF Datasheet - Page 38
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IR3897MTR1PBF
Manufacturer Part Number
IR3897MTR1PBF
Description
4A Highly Integrated Single-Input Voltage, Synchronous Buck Regulator in a PQFN package.
Manufacturer
International Rectifier
Datasheet
1.IR3897MTR1PBF.pdf
(42 pages)
Specifications of IR3897MTR1PBF
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
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
IR3897MTR1PBF
Manufacturer:
IR
Quantity:
560
Single point connection
between AGND & PGND,
should be close to the
SupIRBuck kept away from
noise sources
Analog Ground plane Power Ground plane
38
FEBRUARY 02, 2012 |DATA SHEET | Rev 3.2
Figure 46b: IRDC3897 Demo board Layout Considerations – Bottom Layer
Figure 46d: IRDC3897 Demo board Layout Considerations – Mid Layer 2
Figure 46c: IRDC3897 Demo board Layout Considerations – Mid Layer 1
Single‐Input Voltage, Synchronous Buck Regulator
- 38 -
4A Highly Integrated SupIRBuck
Feedback and Vsns trace
routing should be kept away
from noise sources
TM
IR3897
PD‐97663