11

TC2575

TC2575-1 3/13/00

1.0A Step-Down Switching Regulator

Table 2. Inductor Selection Guide

Inductance

Current

Schott

Renco

Pulse Engineering

Coilcraft

(

(A)

THT

SMT

THT

SMT

THT

SMT

SMT

68

0.32

67143940

67144310

RL–1284–68–43

RL1500–68

PE–53804

PE–53804–S

DO1608–68

0.58

67143990

67144360

RL–5470–6

RL1500–68

PE–53812

PE–53812–S

DO3308–683

0.99

67144070

67144450

RL–5471–5

RL1500–68

PE–53821

PE–53821–S

DO3316–683

1.78

67144140

67144520

RL–5471–5

–

PE–53830

PE–53830–S

DO5022P–683

100

0.48

67143980

67144350

RL–5470–5

RL1500–100

PE–53811

PE–53811–S

DO3308–104

0.82

67144060

67144440

RL–5471–4

RL1500–100

PE–53820

PE–53820–S

DO3316–104

1.47

67144130

67144510

RL–5471–4

–

PE–53829

PE–53829–S

DO5022P–104

150

0.39

–

67144340

RL–5470–4

RL1500–150

PE–53810

PE–53810–S

DO3308–154

0.66

67144050

67144430

RL–5471–3

RL1500–150

PE–53819

PE–53819–S

DO3316–154

1.20

67144120

67144500

RL–5471–3

–

PE–53828

PE–53828–S

DO5022P–154

220

0.32

67143960

67144330

RL–5470–3

RL1500–220

PE–53809

PE–53809–S

DO3308–224

0.55

67144040

67144420

RL–5471–2

RL1500–220

PE–53818

PE–53818–S

DO3316–224

1.00

67144110

67144490

RL–5471–2

–

PE–53827

PE–53827–S

DO5022P–224

330

0.42

67144030

67144410

RL–5471–1

RL1500–330

PE–53817

PE–53817–S

DO3316–334

0.80

67144100

67144480

RL–5471–1

–

PE–53826

PE–53826–S

DO5022P–334

Note: Table 1 and Table 2 of this Indicator Selection Guide shows some examples of different manufacturer products suitable for design with the TC2575.

Table 3. Example of Several Inductor Manufacturers Phone/Fax Numbers

Pulse Engineering Inc.

Phone

+ 1–619–674–8100

Fax

+ 1–619–674–8262

Pulse Engineering Inc. Europe

Phone

+ 353 93 24 107

Fax

+ 353 93 24 459

Renco Electronics Inc.

Phone

+ 1–516–645–5828

Fax

+ 1–516–586–5562

AIE Magnetics

Phone

+ 1–813–347–2181

Fax

Coilcraft Inc.

Phone

+ 1–708–322–2645

Fax

+ 1–708–639–1469

Coilcraft Inc., Europe

Phone

+ 44 1236 730 595

Fax

+ 44 1236 730 627

Tech 39

Phone

+ 33 8425 2626

Fax

+ 33 8425 2610

Schott Corp.

Phone

+ 1–612–475–1173

Fax

+ 1–612–475–1786