SC189ASKTRT Semtech, SC189ASKTRT Datasheet - Page 22

• Manufacturer Part Number: SC189ASKTRT
• Description: 2.5MHz, 1.5A Synchronous Step Down Regulator In SOT-23_5
• Manufacturer: Semtech

© 2009 Semtech Corp.
Outline Drawing – 2x2 MLPD-UT6
Land Pattern – 2x2 MLPD-UT6
(LASER MARK)
NOTES:
aaa C
INDICATOR
1.
2.
CONTROLLING DIMENSIONS ARE IN MILLIMETERS (ANGLES IN DEGREES).
COPLANARITY APPLIES TO THE EXPOSED PAD AS WELL AS TERMINALS.
PIN 1
A
A1
LxN
(C)
A
NOTES:
R
1.
2.
3.
K
X
THIS LAND PATTERN IS FOR REFERENCE PURPOSES ONLY.
THERMAL VIAS IN THE LAND PATTERN OF THE EXPOSED PAD
SHALL BE CONNECTED TO A SYSTEM GROUND PLANE.
FAILURE TO DO SO MAY COMPROMISE THE THERMAL AND/OR
FUNCTIONAL PERFORMANCE OF THE DEVICE.
CONTROLLING DIMENSIONS ARE IN MILLIMETERS (ANGLES IN DEGREES).
CONSULT YOUR MANUFACTURING GROUP TO ENSURE YOUR
COMPANY'S MANUFACTURING GUIDELINES ARE MET.
1
N
e
H
D1
2
D
P
G
Y
E1
Z
bxN
B
E
A2
C
bbb
SEATING
PLANE
22
C A B
DIM
C
G
H
K
P
R
X
Y
Z
DIM
aaa
bbb
D1
A1
A2
E1
D
N
A
b
E
e
L
INCHES
MIN
(.077)
.018
.000
.007
.075
.061
.075
.026
.010
.047
.067
.031
.020
.006
.012
.030
.106
DIMENSIONS
INCHES
.020 BSC
NOM
(.006)
.010
.079
.067
.079
.031
.014
.003
.004
DIMENSIONS
6
-
-
MILLIMETERS
MAX
.024
.002
.012
.083
.071
.083
.035
.018
(1.95)
1.20
1.70
0.80
0.50
0.15
0.30
0.75
2.70
MIN
0.45
0.00
0.18
1.90
1.55
1.90
0.65
0.25
MILLIMETERS
0.50 BSC
(0.1524)
NOM
0.25
2.00
1.70
2.00
0.80
0.35
0.08
0.10
6
-
-
MAX
0.60
0.05
0.30
2.10
1.80
2.10
0.90
0.45
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