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PCMB065T-R68MS 数据表(PDF) 35 Page - International Rectifier

部件名 PCMB065T-R68MS
功能描述  6A Highly Integrated SupIRBuck
PDF  46 Pages
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制造商  IRF [International Rectifier]
网页  http://www.irf.com
标志 IRF - International Rectifier

PCMB065T-R68MS 数据表(HTML) 35 Page - International Rectifier

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JANURARY 18, 2013 | DATA SHEET | Rev 3.5
35
IR3898
6A Highly Integrated SupIRBuck
TM
Single-Input Voltage, Synchronous Buck Regulator
PD-97662
Boot
Vcc/LDO_out
Fb
Comp
Gnd
PGnd
SW
S_Ctrl
Vo=1V
PGood
Enable
Rt/Sync
Vin= 5 V
Vin
Vp
R5
3.32k
3.32k
Co=4X22uF
Lo
0.68uH
C4
2.2nF
R4
100
R3
2.0k
C3
10nF
C2
220pF
C1
0. 1 uF
Cin = 4 X10uF
Rt
39.2
. K
RPG
49.9K
IR 3898
2.2uF
CVcc
PVin
Vref
100pF
Cref
Vsns
R6
R7
3.32k
3.32k
R8
U1
C5
0.1uF
C6
0.1uF
PGood
Enable
Figure 29: Application Circuit for a 5V to 1V, 6A Point of Load Converter
Suggested bill of materials for the application circuit 5V to 1V
Part Reference
Qty
Value
Description
Manufacturer
Part Number
Cin
3
10uF
1206, 16V, X5R, 20%
TDK
C3216X5R1E106M
C1 C5 C6
3
0.1uF
0603, 25V, X7R, 10%
Murata
GRM188R71E104KA01B
Cref
1
100pF
0603,50V,NP0, 5%
Murata
GRM1885C1H101JA01D
C4
1
2200pF
0603,50V,X7R, 10%
Murata
GRM188R71H222KA01B
C2
1
220pF
0603,50V,X7R, 10%
Murata
GRM188R71H221KA01D
Co
4
22uF
0805, 6.3V, X5R, 20%
TDK
C2012X5R0J226M
CVcc
1
2.2uF
0603, 16V, X5R, 20%
TDK
C1608X5R1C225M
C3
1
10nF
0603, 25V, X7R, 10%
Murata
GRM188R71E103KA01J
Lo
1
0.68uH
SMD 7.05x6.6x4.8 mm, 3.9mΩ
Cyntec
PCMB065T-R68MS
R3
1
2.0K
Thick Film, 0603,1/10W,1%
Panasonic
ERJ-3EKF2001V
R5 R6 R7 R8
4
3.32K
Thick Film, 0603,1/10W,1%
Panasonic
ERJ-3EKF3321V
R4
1
100
Thick Film, 0603,1/10W,1%
Panasonic
ERJ-3EKF1000V
Rt
1
39.2K
Thick Film, 0603,1/10W,1%
Panasonic
ERJ-3EKF3922V
Rpg
1
49.9K
Thick Film, 0603,1/10W,1%
Panasonic
ERJ-3EKF4992V
U1
1
IR3898
PQFN 4x5mm
IR
IR3898MPBF



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