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MP3394SGS 数据表(PDF) 14 Page - Monolithic Power Systems

部件名 MP3394SGS
功能描述  Step-Up, 4-String Max 200mA/String White LED Driver
PDF  17 Pages
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制造商  MPS [Monolithic Power Systems]
网页  http://www.monolithicpower.com
标志 MPS - Monolithic Power Systems

MP3394SGS 数据表(HTML) 14 Page - Monolithic Power Systems

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MP3394S—4-STRING, MAX 200mA/STRING WHITE LED DRIVER
MP3394S Rev. 1.03
www.MonolithicPower.com
14
3/21/2013
MPS Proprietary Information. Patent Protected. Unauthorized Photocopy and Duplication Prohibited.
© 2013 MPS. All Rights Reserved.
TYPICAL APPLICATION CIRCUITS
10
R3
NC
R1
0
R9
VIN
GND
EN
DIM
C4
NC
C5 C1
F1
L1
B360
D1
NC
C7
C2
C6
C3
357k
R2
10k
R4
NC
C8
LED
LED1
LED2
LED3
LED4
0
R12
0
R13
0
R15
0
R5
M1
100V/4A
2k
R16
20k
R18
NC
C12
100k
R14
330k
R10
2k
R8
20k
R11
C9
270
R7
470nF
C10
0.05
R6
8V-28V
12S 4P 120mA/string
ISET
6
DBRT
3
OSC
5
EN
2
COMP
1
VCC
16
VIN
15
LED4
8
LED3
9
LED2
10
LED1
11
OVP
12
GND
4
ISENSE
13
GATE
14
BOSC
7
U1
MP3394S
NC
C11
7.68k
R17
NC
C13
0
R19
NC
C14
Figure 1—Application Circuit
10
R3
NC
R1
0
R9
VIN
GND
EN
DIM
C4
NC
C5 C1
F1
L1
B360
D1
NC
C7
C2
C6
C3
562k
R2
10k
R4
NC
C8
LED
LED1
LED2
LED3
LED4
0
R12
0
R13
0
R15
0
R5
M1
100V/4A
2k
R16
20k
R18
NC
C12
100k
R14
220k
R10
2k
R8
20k
R11
C9
270
R7
470nF
C10
0.05
R6
8V-28V
18S 4P 120mA/string
ISET
6
DBRT
3
OSC
5
EN
2
COMP
1
VCC
16
VIN
15
LED4
8
LED3
9
LED2
10
LED1
11
OVP
12
GND
4
ISENSE
13
GATE
14
BOSC
7
U1
MP3394S
NC
C11
7.68k
R17
NC
C13
M2
M3
M4
M5
0
R19
NC
R20
VIN
M2-M5: AM3490N 100V/1A TSOP-6
GND
GND
GND
GND
GND
GND
Figure 8 – Drive 18LEDs in Series, 4 strings 120mA/string
Note: For Vin>15V application, use R19 and R20(10kΩ) divider to make a 15V bias voltage for M2-M5.



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