Rainbow-electronics MAX799 Instrukcja Użytkownika Pobierz pdf (Strona 31)

MAX796/MAX797/MAX799

Step-Down Controllers with

Synchronous Rectifier for CPU Power

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MAX797

MAX495

CSL

0.1µF

0.01µF

4.7µF

OUT

2.5A

10.5V to

28V

GNDFB

V+

0.33µF

10µH

0.025Ω

SHDN

SYNC

7 4

PGND

SKIP

BST

REF

CSH

100µF

16V

22µF

35V

1.0k

39k

1.7Ω

D1, D3 CENTRAL SEMI. CMPSH-3

D2 NIEC EC10QS02L, SCHOTTKY RECT.

L1 DALE IHSM-4825 10µH 15%

T1 DALE LPE-3325-A087, CURRENT TRANSFORMER, 1:70

Q1, Q2 MOTOROLA MMSF5N03HD

Figure 22. Battery-Charger Current Source

____________________________________________Application Circuits (continued)

1 2 ... 26 27 28 29 30 31 32

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Rainbow-electronics MAX799 Instrukcja Użytkownika Strona 31