lx1912 Microsemi Corporation, lx1912 Datasheet - Page 4
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lx1912
Manufacturer Part Number
lx1912
Description
Vref @ 800mv, 1.0a, 1.2mhz Pwm Current Mode Pwm Buck Regulator
Manufacturer
Microsemi Corporation
Datasheet
1.LX1912.pdf
(8 pages)
Copyright © 2005
Rev. 1.0, 2006-09-06
TM
VCC
LX1912
920mV
11861 Western Avenue, Garden Grove, CA. 92841, 714-898-8121, Fax: 714-893-2570
UVLO
REF
Clock And
Ramp
V
IN
Bias
OVP
VPWR
S I M P L I F I E D B L O C K D I A G R A M
Figure 3 – PCB Layout Considerations
Inductor
Figure 2 – LX1912 Block Diagram
CL
Integrated Products Division
LX1912
N.C.
GND
FB
®
P C B L A Y O U T
Microsemi
GND
VPWR
VCC
SW
PWM
C
EA
VREF @ 800mV, 1.0A, 1.2MHz PWM
IN
Diode
Rf
S
R
BG REF
800mV
P
RODUCTION
GROUND
C
C
C
C
OUT
OUT
OUT
OUT
FB
D
V
ATA SHEET
OUT
SW
LX1912
Page 4