MIC2145 Micrel Semiconductor, MIC2145 Datasheet - Page 13

• Manufacturer Part Number: MIC2145
• Description: High Efficiency 2.5W Boost Converter
• Manufacturer: Micrel Semiconductor

May 2003
MIC2145
GRM42-6 X5R 106K 6.3
3.0V-5.0V
10 F/6.3V
V
IN
Murata
C1
Figure 9. LCD Application — Bootstrap Configuration
100k
JP1
R1
10k
R2
3
V
V
0 .
N I
V
1
V
0
O
U
0 .
C2
0.01 F
T
90
85
80
75
70
65
60
PGND
EN
RSET
SS
10
CR32-100
L
1
m
MIC2145
Sumida
o
5
10 H
a
A
OUTPUT CURRENT (mA)
0
L1
d
SGND
10V Output
m
R
Efficiency
VDD
p i
V
13
SW
FB
p (
p
100
e l
<
e
2
a
V
0
k
l o
0
p -
V
a t
e
IN
a
g
= 3.0V
) k
e
D1
On Semiconductor
MBR0530T1
121k
f E
1000
1M
R4
R3
c i f
8
%
e i
3
100pF
n
y c
C3
C4
10 F/16V
Murata
GRM42-2 X5R 106K 16
V
10.0V
OUT
MIC2145
Micrel