IR3897MTR1PBF International Rectifier, IR3897MTR1PBF Datasheet - Page 34
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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
TYPICAL OPERATING WAVEFORMS
Vin = 12V, Vo = 1.2V, Iout = 0‐4A, Room Temperature, No Air Flow
Figure 35: Turn on at No Load showing Vcc level,
Ch
1
34
:V
in
, Ch
2
FEBRUARY 02, 2012 |DATA SHEET | Rev 3.2
:V
o
, Ch
3
:Vcc, Ch
37: Transient Response, 2A to 4A step @2.5A/uSec slew rate,
4
:Inductor Current
Single‐Input Voltage, Synchronous Buck Regulator
Ch
2
:V
out
- 34 -
, Ch4‐Iout (1A/Div)
4A Highly Integrated SupIRBuck
Figure 36: Turn on at Full Load showing Vcc level,
Ch
1
:V
in
, Ch
2
:V
o
, Ch
3
:Vcc, Ch
TM
4
:Inductor Current
IR3897
PD‐97663