SC1189 Datasheet, PDF (15/16 Pages) Semtech Corporation – Programmable synchronous DC/DC Converter, Dual LDO Controller

SC1189
POWER MANAGEMENT
Evaluation Board Bill of Materials
Item Qty. Reference
Value
1
12
C1, C4, C5, C10, C28, C31, C33, C39, C40, C41,
C42, C46
0.1uF
2
12
C2, C3, C6, C7, C8, C9, C18, C19, C20, C21,
C22, C23
1500uF
3
14
C11, C12, C14, C15, C16, C17, C30, C32, C34,
C35, C36, C37, C38, C44
330uF
4
1
C26
47uF
6
1
C29
10uF
7
1
C43
22nF
8
1
C45
1uF
9
2
D1, D2
1N4148
10
1
J2
ATX M/B
6
1
L1
1.2uH
7
2
Q1, Q2
IRLR3103S
8
2
Q3, Q4
IRL2203
9
2
Q5, Q6
IRLR024N
25
3
Q8,Q9,Q10
IRFR120N
10
1
R1
10
11
2
R2, R29
10k
29
2
R4, R27
1.00k
13
4
R6, R7, R9, R10
2R2
14
2
R8, R19
5mOhm
15
2
R11, R15
See Table
12
3
R12, R20, R24
1k
16
1
R21
18k
17
1
R22
390
36 1
R23
442
37
2
R26, R25
100k
38 1
R28
4.99k
18
1
U1
SC1189CS
41 1
U2
SC1112CS
Notes
Low ESR Sanyo MV-GX or
equivalent
MOLEX 39-29-9202
Panasonic PCC-S1
IRC OAR1
SEMTECH
SEMTECH
 2004 Semtech Corp.
15
www.semtech.com