IR3897MTRPBF International Rectifier, IR3897MTRPBF Datasheet - Page 35
IR3897MTRPBF
Manufacturer Part Number
IR3897MTRPBF
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 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
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
IR3897MTRPBF
Manufacturer:
INFINEON
Quantity:
2 140
TYPICAL OPERATING WAVEFORMS
Vin = 12V, Vo = 1.2V, Iout = 0‐4A, Room Temperature, No Air Flow
35
Figure 38: Bode Plot at 4A load shows a bandwidth of 112.6KHz and phase margin of 52.4 degrees
FEBRUARY 02, 2012 |DATA SHEET | Rev 3.2
Single‐Input Voltage, Synchronous Buck Regulator
Figure 39: Thermal Image of the Board at 4A Load,
Test Point 2 is inductor
Test Point 1 is IR3897,
- 35 -
4A Highly Integrated SupIRBuck
TM
IR3897
PD‐97663