Micrel, Inc.
MIC2169A Evaluation Board
May 2007
2
M9999-053107-A
1
2
+
C13
100µF/20V
C14
0.1µF/25V
C1
0.1µF/25V
C11
OPEN
COMP/EN
4
VDD
2
BST
10
CS
3
FB
5
GN
D
6
LSD
7
HSD
9
VSW
8
VIN
1
U1
MIC2169AYMM
R9
602
+V
IN
C3
Open
C7
10µF/6V
2
1
D1
SD103BWS
C9
1µF/16V
2
1
D2
(Open 1N5819HW)
C6
1000pF
C8
0.1µF
C
OUT
= AVX
TPSD337M006R0045
C10
0.1µF
1
2
+
C2
330µF
1
2
L1
2.0µH
CDR7D28MN-2R0
R2
10K
R3
11.3K
R11
1K
R5
R1
Open
2
7
1
4
5
3
8
6
Q1
SI48O4BDY
R8
R7
R10
5
J1
V
IN
= 5V to 12V
R6
R4
RES
C5
CAP
C4
CAP
J2
GND
J4
GND
J3
V
O
= 1.5V
C13
10µF/16V
MIC2169A Schematic
