2
Rev. 1.0
10/20/04
IRDC3065
www.irf.com
SCHEMATIC
Figure 1 - Schematic of IRU3065 evaluation-board.
Ref Designator
Description
Value
Qty
Part#
Manuf
Q1
MOSFET
PFET
1 IRLML5203
IR
U1
Controller
1 IRU3065
IR
D1
Diode
Fast Switchinh
1 BAT54
IR
D2
Diode
Fast Switchinh
1 10BQ015
IR
L2
Inductor
1.2uA, 2A
1 LPO1704-122MC
Coilcraft
C1
Ceramic Cap
1uF, Y5V,16V
1 ECJ-2VF1C105Z
Panasonic
C3
Ceramic Cap
100pF, X7R,50V
1 ECJ-2VC1H100J
Panasonic
C6,C4
Ceramic Cap
10uF, X5R, 6.3V
2 ECJ2FBOJ106M
Panasonic
R4, R5
Resistor
10K, 1%, 0805
2 Any
Any
R3
Resistor
0.1Ohm, 0805
1 Any
Any
R1,R7
Resistor
Open
2
R2,R6
Resistor
Short
2
L3
Inductor
Short
1
C5
Ceramic Cap
Open
1
JP1,2,3,4
Terminal
4 ED1973-ND
Digi-Key
J1
Scope Probe
1 S1012-02-ND
Digi-Key
Bumpon
4
3M
Bill of Material (BOM)
1
2
3
4
A
B
C
D
4
3
2
1
D
C
B
A
Title
Number
Revision
Size
A
Date:
2-Nov-2004
Sheet of
File:
E:\mqiao\IR_dcdc_IC\Iru3065\protel\JE3065~1.DDB
Drawn By:
L2
D2
L3
+
C3
R1
R6
R3
R5
R4
+
C5
+
C6
+
C4
ISNS
4
VSNS
3
VDD
5
GND
2
VCC
6
VGATE
1
U1
IRU3065
Q1
MOSFET P
+
C1
VGate
Vsns
Isns
JP4
VIN/VCC
GND
JP3
VO
GND
VRef
Vo
Vin
JP1
VDD
GND
JP2
VREF/VCC
GND
R2
R7
Vcc
Vdd
D1
J1