Rainbow-electronics MAX1625 Bedienungsanleitung PDF herunterladen (Seite 11)

MAX1624/MAX1625

High-Speed Step-Down Controllers with

Synchronous Rectification for CPU Power

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Table 1. Component List for Standard 3.3V Applications by Load Current*

(Output Voltage = 3.3V, Frequency = 500kHz)

MAX1624: LG = REF, D4–D0 = 10010.

C10 Capacitor

CC1 Capacitor

D2 Rectifier

L1 Inductor

R2 Resistor

R3 Resistor

Application Equipment

R11 Resistor (MAX1624)

C1 Input Capacitor

100µF, 10V Sanyo

OS-CON 10SL100M

Optional (see text)

680pF ceramic

1.5µH, 8A Coiltronics UP2-1R5

200kΩ, 1% resistor

100kΩ, 1% resistor

Power PC/Pentium/GTL

bus termination

3 x 100µF, 10V Sanyo

OS-CON 10SL100M

1000pF ceramic

0.5µH, 17A Coilcraft

DO5022P-501HC

N/A

Pentium Pro

500mΩ Dale WSL-2512-R500

C2 Output Capacitor

2 x 220µF, 4V Sanyo

OS-CON 4SP220M

3 x 220µF, 4V Sanyo

OS-CON 4SP220M

0.056µF ceramic 0.056µF ceramic CC2 Capacitor

Optional Schottky,

Nihon

NSQ03A02

Optional Schottky,

Nihon

NSQ03A02

D1 Rectifier

1kΩ, 5% resistor 1kΩ, 5% resistorRC1 Resistor

International Rectifier IRF7413

International Rectifier

IRL3103S, D

PAK

N1 High-Side MOSFET

International Rectifier IRF7413

International Rectifier

IRL3103S, D

PAK

International Rectifier IRF7107N3/P1 (MAX1624)

N2 Low-Side MOSFET

12mΩ Dale WSL-2512-R012-F

2 x 12mΩ in parallel,

Dale WSL-2512-R012-F

R1 Resistor

6A 12A

COMPONENT

3 x 2700µF, 6.3V

aluminum electrolytic,

Sanyo 6MV2700GX

1000pF ceramic

Central Semiconductor

CMPSH-3

0.5µH Coiltronics UP4-R47,

Coilcraft DO5022P-501HC

N/A

Pentium Pro

N/A

DESCRIPTION BY LOAD CURRENT

4 x 2700µF, 6.3V

aluminum electrolytic,

Sanyo 6MV2700GX

0.056µF ceramic

Optional Schottky,

Nihon

NSQ03A02

11A

(LOW-COST V

)

1kΩ, 5% resistor

International Rectifier IRF7413

x 2

International Rectifier IRF7413

x 2

2 x 12mΩ in parallel

Dale WSL-2512-R012-F

Central Semiconductor

CMPSH-3

Central Semiconductor

CMPSH-3

1 2 ... 6 7 8 9 10 11 12 13 14 15 16 ... 23 24

MAX1624/MAX1625 1

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