IR3897 IRF [International Rectifier], IR3897 Datasheet - Page 38

• Manufacturer Part Number: IR3897
• Description: 4A HIGHLY INTEGRATED SUPLRBUCK
• Manufacturer: IRF [International Rectifier]

TYPICAL OPERATING WAVEFORMS
Vin = 12V, Vo = 1.2V, Iout = 0‐4A, Room Temperature, No Air Flow
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Figure 41: Bode Plot at 4A load shows a bandwidth of 112.6KHz and phase margin of 52.4 degrees
AUGUST 08, 2012 |DATA SHEET | Rev 3.3
Single‐Input Voltage, Synchronous Buck Regulator
Figure 42: Thermal Image of the Board at 4A Load,
Test Point 2 is inductor
Test Point 1 is IR3897,
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4A Highly Integrated SupIRBuck
TM
IR3897
PD‐97663