NCP1547 데이터 시트보기 (PDF) - ON Semiconductor

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NCP1547

1.5 A, 340 kHz, Buck Regulator with Synchronization Capability

ON Semiconductor 

NCP1547

PACKAGE DIMENSIONS

DFN18 6x5, 0.5P

CASE 505−01

ISSUE D

A

D

B

PIN 1 LOCATION

E

2X

0.15 C

2X

0.15 C

TOP VIEW

0.10 C

18X

0.08 C

18X L

(A3)

A1

SIDE VIEW

D2

e

1

9

A

C

SEATING

PLANE

18X K

E2

18

10

18X b

BOTTOM VIEW

0.10

0.05

CA B

C NOTE 3

NOTES:

1. DIMENSIONS AND TOLERANCING PER

ASME Y14.5M, 1994.

2. DIMENSIONS IN MILLIMETERS.

3. DIMENSION b APPLIES TO PLATED

TERMINAL AND IS MEASURED BETWEEN

0.25 AND 0.30 MM FROM TERMINAL

4. COPLANARITY APPLIES TO THE EXPOSED

PAD AS WELL AS THE TERMINALS.

MILLIMETERS

DIM MIN MAX

A 0.80 1.00

A1 0.00 0.05

A3 0.20 REF

b 0.18 0.30

D

6.00 BSC

D2 3.98 4.28

E

5.00 BSC

E2 2.98 3.28

e

0.50 BSC

K 0.20 −−−

L 0.45 0.65

SOLDERING FOOTPRINT*

5.30

1

18X

0.75

0.50

PITCH

4.19

18X

0.30

3.24

DIMENSIONS: MILLIMETERS

*For additional information on our Pb−Free strategy and soldering

details, please download the ON Semiconductor Soldering and

Mounting Techniques Reference Manual, SOLDERRM/D.

http://onsemi.com

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