mp1541 MPS, mp1541 Datasheet - Page 7

• Manufacturer Part Number: mp1541
• Description: 1.3mhz Boost Converter
• Manufacturer: MPS

TYPICAL APPLICATION CIRCUITS
MP1541 Rev.1.3
9/21/2007
Figure 3—Typical Application Circuit for Driving Flashlight LEDs
OFF ON
3V to 5.5V
Figure 2—V
MPS Proprietary Information. Unauthorized Photocopy and Duplication Prohibited.
V
5V
IN
OFF ON
V
IN
(20mA Torch Current, 100mA Flash Current)
IN
= 5V, V
4
2
EN
GND
IN
© 2007 MPS. All Rights Reserved.
MP1541
5
4
2
www.MonolithicPower.com
FLASH
EN
GND
OUT
IN
MP1541
5
SW
FB
= 12V, I
1
3
ZXMN2A03E6TA
SW
FB
1
MBR0520L
3
D1
OUT
MBR0520
= 200mA Boost Circuit
D1
Q1
MP1541 – 1.3MHz BOOST CONVERTER
LED1
LED2
LED3
C3
100pF
MP1541-F03-TAC01
MP1541-F02-TBC01
V
12V
200mA
OUT
7