IR3895MPBF IRF [International Rectifier], IR3895MPBF Datasheet - Page 33

• Manufacturer Part Number: IR3895MPBF
• Description: 16A HIGHLY INTERGRATED SUPLRBUCK
• Manufacturer: IRF [International Rectifier]

Suggested bill of materials for the application circuit: 5V to 1V
Part Reference
R5 R6 R7 R8
C1 C5 C6
CVcc
Cvin
Cref
Rpg
Cin
C4
C2
Co
C3
R3
R4
U1
Lo
Rt
FIGURE 29: APPLICATION CIRCUIT FOR A 5V TO 1V, 16A POINT OF LOAD CONVERTER
PGood
33
Vin= 5 V
49.9K
R
PG
AUGUST 08, 2012 | DATA SHEET| Rev 3.1
Qty
39.2 . K
1
6
3
1
1
1
6
1
1
1
1
1
4
1
1
2
1
R
2.2uF
t
C
Vcc
2200pF
IR3895
330uF
180pF
0.3uH
39.2K
49.9K
Value
0.1uF
2.2uF
1.0uF
2.49k
3.32k
10uF
47uF
15nF
1nF
100
Vcc/LDO_out
Rt/Sync
PGood
S_Ctrl
Vp
Cref
1nF
Vref
Single‐Input Voltage, Synchronous Buck Regulator
Vin
Enable
SMD Electrolytic F size 25V 20%
SMD 11.0x7.2x7.5mm,0.29mΩ
Thick Film, 0603,1/10W,1%
Thick Film, 0603,1/10W,1%
Thick Film, 0603,1/10W,1%
Thick Film, 0603,1/10W,1%
Thick Film, 0603,1/10W,1%
Gnd
IR 3895
0805, 6.3V, X5R, 20%
1206, 25V, X5R, 20%
0603, 25V, X7R, 10%
0603, 16V, X5R, 20%
0603, 25V, X5R, 10%
0603, 25V, COG, 5%
0603,50V,X7R, 10%
0603, 50V, NP0, 5%
0603,50V,X7R, 10%
Enable
PQFN 5x6mm
Description
PVin
PGnd
- 33 -P
C6
0.1uF
16A Highly Integrated SupIRBuck
U1
Comp
Vsns
C
Boot
in
SW
Fb
= 6 X 10uF
0. 1 uF
15nF
C1
C3
3.32k
R8
180pF
Manufacturer
C2
Panasonic
Panasonic
Panasonic
Panasonic
Panasonic
Panasonic
2.49k
Murata
Murata
Murata
Murata
R3
0.3 uH
Vitec
TDK
TDK
TDK
TDK
TDK
Lo
IR
3.32k
R7
3.32k
R5
3.32k
R6
GRM188R71E104KA01B
GRM188R71H222KA01B
GRM188R61E105KA12D
GRM1885C1E102JA01D
C3216X5R1E106M
C1608X5R1C225M
C1608C0G1H181J
C2012X5R0J476M
C1608X7R1H153K
2.2nF
100
ERJ-3EKF2491V
ERJ-3EKF3321V
ERJ-3EKF1000V
ERJ-3EKF3922V
ERJ-3EKF4992V
C4
R4
EEV-FK1E331P
IR3895MPBF
Part Number
59PR9874N
Co=6X47uF
Vo=1V
IR3895
0.1uF
C5
PD‐97746