PRELIMINARY
Mechanical Drawings
SiP Bottom View
Pad Dimensions and Locations
0.984
0.046
0.200
0.192
0.192
0.046
0.046
Detail A (4 places)
0.200
0.200 0.984
0.046
0.250
0.177
±0.006
SiP Bottom View
Pad Designations
RAMIN
RAMOUT
GND
SC SET
SC
CESR
SLOPE ADJ
VREF
REFGND
PEAKIN
11,12,13,14,18
7,8,9,10,17
1,19,20
6
16
5
2
3
4
15
Detail C (1 place)
Detail B (15 places)
0.062
0.062
0.092
0.125
0.092
0.125
LGA Pattern
9
10
11
12
13
V
OUT
8
7
V
IN
17
20
4
3
2
18
19
1
14
15
16
SC SET
CESR
6
5
PEAK
IN
SC
Vicor Corp.
Tel: 800-735-6200, 978-470-2900 Fax: 978-475-6715
REFGND
SLOPE ADJ
GND
VREF
C
L
0.125
0.050
0.050
0.050
0.100
0.050
0.050
0.050
0.050
0.150
0.050
C
L
0.075
0.075
ÿ0.030
(96 places)
0.075
0.100
0.050
0.150
0.050
BGA Pattern
QPO-1 Data Sheet
Page 7 of 8
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