MP1517 データシートの表示（PDF） - Monolithic Power Systems
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MP1517 Datasheet PDF : 13 Pages
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MP1517 – 3A, 25V, 1.1MHz STEP-UP CONVERTER
VIN
2.6V to 20V
OFF ON
D1
MBR0540
C4
10nF
4
EN
8
IN
SW 9, 10
15
SS
7
OLS
MP1517
3
BP
FB 16
C5
10nF
SGND
5, 13
COMP 1
PGND
11, 12
C3
10nF
UP TO 6
LEDs PER
STRING
Figure 2—Driving 3 Strings of 6 White LEDs
MP1517_F02
VIN
2.6V to 6V
MBR0540
VOUT
8
IN
SS
4
SS
9, 10
SW
OFF ON
15
EN
7
OLS
MP1517
3
16
BP
FB
SGND
5, 13
1
COMP
PGND
11, 12
C3
47nF
Q1
NMOS
ZXMN6A08E6TA
GATE
MP1517_F03
Figure 3—Flash Circuit Driving 4 White LEDs (150mA Flash Current)
MP1517 Rev. 1.4
www.MonolithicPower.com
10
4/28/2006
MPS Proprietary Information. Unauthorized Photocopy and Duplication Prohibited.
© 2006 MPS. All Rights Reserved.
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