IR3899MTR1PBF International Rectifier, IR3899MTR1PBF Datasheet - Page 10
IR3899MTR1PBF
Manufacturer Part Number
IR3899MTR1PBF
Description
9A Highly Integrated Single-Input Voltage, Synchronous Buck Regulator in a PQFN package.
Manufacturer
International Rectifier
Datasheet
1.IR3899MTR1PBF.pdf
(42 pages)
Specifications of IR3899MTR1PBF
Part Status
Active and Preferred
Package
PQFN / 4 x 5
Circuit
Single Output
Iout (a)
9
Switch Freq (khz)
0 - 1500
Input Range (v)
1.0 - 16
Output Range (v)
0.5 - 12
Pbf
PbF Option Available
TYPICAL EFFICIENCY AND POWER LOSS CURVES
PVin = 12V, Vcc = Internal LDO (4.4V/6.4V), Io = 0A‐9A, Fs = 600KHz, Room Temperature, No Air Flow
The table below shows the inductors used for each of the output voltages in the efficiency measurement.
VOUT (V)
10
1.0
1.2
1.8
3.3
5
FEBRUARY 02, 2012 |DATA SHEET | 3.3
2.6
2.2
1.8
1.4
0.6
0.2
98
96
94
92
90
88
86
84
82
80
78
1
0.9
0.9
LOUT (µH)
1.8
1.8
Single‐Input Voltage, Synchronous Buck Regulator
0.51
0.51
0.68
1.2
1.2
2.7
2.7
1.0V
1.0V
3.6
3.6
- 10 -
ETQP4LR68XFC (Panasonic)
1.2V
1.2V
9A Highly Integrated SupIRBuck
Load Current (A)
Load Current (A)
4.5
4.5
MPL105‐1R2 (Delta)
MPL105‐1R2 (Delta)
59PR9876N (Vitec)
59PR9876N (Vitec)
1.8V
1.8V
5.4
5.4
P/N
3.3V
3.3V
6.3
6.3
5.0V
5.0V
7.2
7.2
8.1
8.1
TM
9
9
DCR (mΩ)
0.29
0.29
1.58
2.9
2.9
IR3899
PD‐97661