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SQM48T/S20 DC-DC Converter Data Sheet
36-75 VDC Input; 1.2-3.3 VDC @ 20A Outputs
Physical Information
SQM48S Platform Notes
1
2
3
TOP VIEW
8
7
6
5
4
?
?
?
?
?
All dimensions are in inches [mm]
Connector Material: Copper
Connector Finish: Gold over Nickel
Converter Weight: 0.66 oz [18.5 g]
Recommended Surface-Mount Pads:
Min. 0.080” X 0.112” [2.03 x 2.84]
SIDE VIEW
Max. 0.092” X 0.124” [2.34 x 3.15]
Pad/Pin Connections
Pad/Pin #
Function
SQM48S Pinout (Surface Mount)
8
1
7
1
2
3
4
5
6
7
8
Vin (+)
ON/OFF
Vin (-)
Vout (-)
SENSE(-)
TRIM
SENSE(+)
Vout (+)
2
TOP VIEW
6
5
3
SIDE VIEW
4
SQM48T Platform Notes
?
?
?
All dimensions are in inches [mm]
Pins 1-3 and 5-7 are ? 0.040” [1.02]
with ? 0.078” [1.98] shoulder
Pins 4 and 8 are ? 0.062” [1.57]
SQM48T Pinout (Through-hole)
?
?
?
without shoulder
Pin material: Brass
Pin Finish: Tin/Lead over Nickel
Converter Weight: 0.66 oz [18.5 g]
Height
Option
A
B
C
D
E
HT
(Max. Height)
+0.000 [+0.00]
-0.038 [- 0.97]
0.325 [8.26]
0.358 [9.09]
0.522 [13.26]
0.422 [10.72]
0.304 [7.72]
CL
(Min. Clearance)
+0.016 [+0.41]
-0.000 [- 0.00]
0.030 [0.77]
0.063 [1.60]
0.227 [5.77]
0.127 [3.23]
0.09 [0.237]
Pin
Option
A
B
C
PL
Pin Length
±0.005 [±0.13]
0.188 [4.77]
0.145 [3.68]
0.110 [2.79]
MCD10208 Rev. 1.0, 08-Jul-10
Page 32 of 33
www.power-one.com
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