Datasheet

LM3481
V
IN
I
SEN
COMP
FB
AGND
UVLO
V
CC
DR
PGND
FA/SYNC/SD
+
+
V
IN
= 5V
V
OUT
= 12V
R7
121 k:
R8
121 k:
C
C
82 nF
C8
390 pF
R
C
22.6 k:
R
F2
20 k:
R
F1
169 k:
R
FA
90.9 k:
R
SEN
20 m:
C
SEN
1 nF
1 PF
C
IN1
, C
IN2
150 PF
L1
6.8 PH
I
OUT
= 1.8A
C
OUT1
, C
OUT2
150 PF
C9
D1
Q1
LM3481
SNVS346E –NOVEMBER 2007–REVISED APRIL 2012 www.ti.com
OTHER APPLICATION CIRCUITS
Figure 35. Typical High Efficiency Step-Up (Boost) Converter
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Product Folder Links: LM3481