LM2647 datasheet(2/43 Pages) TI1

부품명	LM2647

상세설명	Dual Synchronous Buck Regulator Controller

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제조업체	TI1 [Texas Instruments]

홈페이지	http://www.ti.com

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SENSE1

1

FB1

2

COMP1

SS1

4

VDD

5

FREQ

6

SGND

7

EN

8

PGOOD

9

FPWM

10

SS2

11

COMP2

12

FB2

13

SENSE2

14

ILIM1

SW1

HDRV1

BOOT1

PGND1

LDRV1

VIN

V5

LDRV2

PGND2

BOOT2

HDRV2

SW2

ILIM2

3

28

27

26

25

24

23

22

21

20

19

18

17

16

15

5V

FPWM

VRON

R18

R17

POK

R20

R19

R1

C29

C16

(C15)

R22

(R16)

R21

(R15)

R23

(R14)

C17

(C14)

C25

(C22)

C26

(C23)

C31

C6 (C5)

C7 (C4)

R9 (R6)

R8 (R7)

Q2

(Q5)

Q1

(Q4)

C32

(C1)

L1

(L2)

Vo1

(Vo2)

D2

(D1)

C30

(C28)

VIN

FPWM

EN

PGOOD

VDD

FREQ

BOOT1 (2)

HDRV1 (2)

SW1 (2)

ILIM1 (2)

LDRV1 (2)

PGND1 (2)

SENSE1 (2)

V5

COMP1 (2)

FB1 (2)

SS1 (2)

SGND

VIN

LM2647

SNVS210E – MAY 2004 – REVISED JUNE 2005

www.ti.com

Connection Diagram

Figure 1. Typical Application (Channel 2 in parenthesis)

See Figure 20 for Expanded View

Figure 2. Top View

28-Lead TSSOP (MTC)

2

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Product Folder Links: LM2647

유사한 부품 번호 - LM2647

제조업체	부품명	데이터시트	상세설명
National Semiconductor ...	LM2647	763Kb / 25P	Dual Synchronous Buck Regulator Controller
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National Semiconductor ...	LM2647	763Kb / 25P	Dual Synchronous Buck Regulator Controller
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Texas Instruments	LM2647	3Mb / 42P	[Old version datasheet] LM2647 Dual Synchronous Buck Regulator Controller
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ON Semiconductor	NCP5425SOEVB	178Kb / 22P	Dual Synchronous Buck Controller July, 2006 ??Rev. 9
ON Semiconductor	NCP5424A	134Kb / 20P	Dual Synchronous Buck Controller August, 2003 ??Rev. 0
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Analog Devices	ADP3171	310Kb / 12P	Synchronous Buck Controller with Dual Linear Regulator Controllers REV. 0
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ON Semiconductor	NCP5425	155Kb / 22P	Dual Synchronous Buck Controller January, 2005 ??Rev. 6

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LM2647 데이터시트(PDF) 2 Page - Texas Instruments

LM2647 데이터시트(HTML) 2 Page - Texas Instruments

유사한 부품 번호 - LM2647

유사한 설명 - LM2647

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