IRU3018
7
Rev. 1.6
07/16/02
www.irf.com
TYPICAL APPLICATION
Figure 3 - Typical application of IRU3018 for an on board DC-DC converter providing power for the Vcore, GTL+ &
Clock supply for the Deschutes and the next generation processor applications.
5V
12V
3.3V
VOUT3
1.5V
VOUT4
2.5V
PGood
VOUT1
1.8V - 3.5V
C1
C3
L1
R5
R6
R7
R8
R19
R17
C15
Q4
C13
R15 R16
C16
L3
R14
R13
Q3
C14
C10R12C8
Q2
C19
C18
C17
C9
5V
R21
R22
5V
C2
U1
Gate3
Fb2 Gnd
Fb3
Fault/Rt
V5
VID3
VID2
VID4
VID1
VID0
PGnd
V12
VIN2
VOUT2
LGate1
Phase1
UGate1
OCSet1
SS
Fb1
VSEN1
PGood
En
IRU3018
8
Rev. 1.6
07/16/02
IRU3018
www.irf.com
Ref Desig Description Qty Part # Manuf
Q2 MOSFET 1 IRLR024, TO-252 package IR
Q3 MOSFET 1 IRL3103S, TO-263 package IR
Q4 MOSFET with Schottky 1 IRL3103D1S, TO-263 package IR
L1 Inductor 1 L=1mH, 5052 core with 4 turns of Micro Metal
1.0mm wire
L3 Inductor 1 L=2.7mH, 5052B core with 7 turns Micro Metal
of 1.2mm wire
C1,17 Capacitor, Electrolytic 2 6MV1000GX, 1000mF, 6.3V Sanyo
C2 Capacitor, Electrolytic 1 10MV470GX, 470mF, 10V Sanyo
C3 Capacitor, Electrolytic 1 10MV1200GX, 1200mF, 10V Sanyo
C8 Capacitor, Ceramic 1 1mF, 0805
C9,15,19 Capacitor, Ceramic 3 1mF, 0603
C10 Capacitor, Ceramic 1 220pF, 0603
C13 Capacitor, Ceramic 1 1000pF, 0603
C14 Capacitor, Electrolytic 2 10MV1200GX, 1200mF, 10V Sanyo
C16 Capacitor, Electrolytic 6 6MV1500GX, 1500mF, 6.3V Sanyo
C18 Capacitor, Electrolytic 1 6MV150GX, 150mF, 6.3V Sanyo
R5 Resistor 1 19.1V, 1%, 0603
R6,7,8 Resistor 3 100V, 1%, 0603
R12 Resistor 1 3.3KV, 5%, 0603
R13,14,15 Resistor 3 4.7V, 5%, 1206
R16,17,21 Resistor 3 2.2KV, 1%, 0603
R22 Resistor 1 10V, 5%, 0603
IRU3018 APPLICATION PARTS LIST
IRU3018
9
Rev. 1.6
07/16/02
www.irf.com
TYPICAL APPLICATION
(Dual Layout with HIP6018)
Part # R11 R18 C9 C11 C12 C19 C20
HIP6018 O V O V V O V
IRU3018 S O V O O V O
S - Short O - Open V - See IR or Harris parts list for the value
Table 2 - Dual layout component table. Components that need to be modified to make
the dual layout work for IRU3018 and HIP6018.
Figure 4 - Typical application of IRU3018 in a dual layout with HIP6018 for an on-board DC-DC converter providing
power for the Vcore, GTL+ & Clock supply for the Deschutes and the next generation processor applications.
12V
3.3V
VOUT3
1.5V
VOUT4
2.5V
PGood
VOUT1
1.8V - 3.5V
C1
C3
L1
R11
R5
R6
R7
R8
R19
C11
R18
C12
R17
C15
Q4
C13
R15 R16
C16
L3
R14
R13
Q3
C14C10R12
C8
Q2
C19
C18
C17
C20 C9
5V
R21
R22
5V
C2
U1
Gate3
Fb2 Gnd
Fb3
Fault/Rt
(Rt)
V5
(Fault)
VID3
VID2
VID4
VID1
VID0
PGnd
V12
VIN2
VOUT2
LGate1
Phase1
UGate1
OCSet1
SS
Fb1
VSEN1
PGood
En
(Comp1)
IRU3018

IRU3018CW

Mfr. #:
Manufacturer:
Infineon Technologies
Description:
IC REG CTRLR INTEL 3OUT 24SOIC
Lifecycle:
New from this manufacturer.
Delivery:
DHL FedEx Ups TNT EMS
Payment:
T/T Paypal Visa MoneyGram Western Union

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