LM2574 datasheet(11/24 Pages) NSC

Part #	LM2574

Description	SIMPLE SWITCHER??0.5A Step-Down Voltage Regulator

PDF	24 Pages

Scroll/Zoom	100%

Manufacturer	NSC [National Semiconductor (TI)]

Direct Link	http://www.national.com

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11 / 24 page

Test Circuit and Layout Guidelines

(Continued)

U.S. Source

Note 1: Pulse Engineering,

(619) 674-8100

P.O. Box 12236, San Diego, CA 92112

Note 2: Renco Electronics Inc.,

(516) 586-5566

60 Jeffryn Blvd. East, Deer Park, NY 11729

*Contact Manufacturer

European Source

Note 3: NPI/APC

+44 (0) 634 290588

47 Riverside, Medway City Estate

Strood, Rochester, Kent

ME2 4DP.

*Contact Manufacturer

Inductor

Pulse Eng.

Renco

NPI

Value

(Note 1)

(Note 2)

(Note 3)

68 µH

RL-1284-68-43

NP5915

100 µH

RL-1284-100-43

NP5916

150 µH

52625

RL-1284-150-43

NP5917

220 µH

52626

RL-1284-220-43

NP5918/5919

330 µH

52627

RL-1284-330-43

NP5920/5921

470 µH

52628

RL-1284-470-43

NP5922

680 µH

52629

RL-1283-680-43

NP5923

1000 µH

52631

RL-1283-1000-43

1500 µH

RL-1283-1500-43

2200 µH

RL-1283-2200-43

FIGURE 3. Inductor Selection by

Manufacturer’s Part Number

LM2574 Datasheet(PDF) 11 Page - National Semiconductor (TI)

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