IRU3034 & (PbF)

5

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Ref Desig Description

Qty

Part #

Manuf

U1

LDO/Switcher IC

1

IRU3034CS (8-Pin SOIC)

IR

Q2

MOSFET

1

IRL3303 (TO-220)

IR

IRL3103S (TO-263) (Note 1)

D1

Schottky Diode

1

MBR1045CT (TO-220)

MBRB1545CT (TO-263) (Note1)

Motorola

L2

Inductor

1

Core: T50-18, L=4µH

Micro Metal

Turns: 10T, 18 AWG

(core)

L1

Inductor

1

L=2µH

R1

Resistor

1

22Ω, 5%, SMT 1206 size

R2

Resistor

1

10Ω, 5%, SMT 1206 size

R3

Resistor

1

324KΩ, 1%, SMT 0805 size

R4A *

Resistor

1

806Ω, 1%, SMT 0805 size

R4B *

Resistor

1

90.9KΩ, 1%, SMT 0805 size

R5A

Resistor

1

1.24KΩ, 1%, SMT 0805 size

R5B

Resistor

1

2.49KΩ, 1%, SMT 0805 size

R5C

Resistor

1

4.99KΩ, 1%, SMT 0805 size

R5D

Resistor

1

10KΩ, 1%, SMT 0805 size

R5E

Resistor

1

1.30Ω, 1%, SMT 0805 size

R6

Resistor

1

5mΩ, 5%, 2W

R7

Resistor

1

4.99KΩ, 1%, SMT 0805 size

R8

Resistor

1

4.7KΩ, 5% for IRU3034, open for 3033

R9

Resistor

1

Open for IRU3034, 10Ω for IRU3033

C1

Capacitor

1

6MV1500GX, 1500µF, 6.3V, Elect

C2

Capacitor

1

6MV1500GX, 1500µF, 6.3V, Elect

Sanyo

C3

Capacitor

1

1µF, Ceramic, SMT 0805 size

C4

Capacitor

1

470pF, Ceramic, SMT 0805 size

Sanyo

C5

Capacitor

1

10pF, Ceramic, SMT 0805 size

Sanyo

C7

Capacitor

4

6MV1500GX, 1500µF, 6.3V, Elect

Sanyo

C8

Capacitor

1

0.047µF for 3034 , 0.1µF for IRU3033

C6

Capacitor

1

4700pF for IRU3034, open for IRU3033

HS1

Heat Sink

1

For MOSFET, 577002

Aavid

HS2

Heat Sink

1

For Schottky Diode, 577002

Aavid

*R4 is a parallel combination of R4A and R4B.

Note: For the applications where it is desirable to eliminate the heat sink, the IRL3103S for Q2 and

MBR1545CT for D2 in TO-263 packages with minimum of 1" square copper pad can be used.

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