Electrical Specifications (continued)
Unless otherwise specified: 36V < V IN < 75V, 0A < I OUT < 18A, -40 ? C < T CASE < 100 ? C (1)
Parameter
Symbol
Min
Typ
Max
Units
Conditions
Thermal Specification
Junction Temperature Shutdown
T MAX
130
135
140
°C
V IN = 48V, Full 18A load
Junction-to-Case Thermal
Impedance
R ? J-C
3
°C/W
Case-to-Ambient Thermal Impedance
R ? C-A
15
°C/W
Mounted on 4.2 in 2 1oz. Cu 6
layer PCB 25°C
Regulatory Specification
IEC 60950-1:2005 (2 nd Edition),
EN 60950-1:2006
IEC 61000-4-2
UL 60950-1:2007
CAN/CSA C22.2 NO. 60950-1-07
Recommended Input Fuse Rating
I FUSE
3
10
A
Fast acting LITTLEFUSE Nano2
Series Fuse
Mechanical Specifications
Parameter
Symbol
Min
Typ
Max
Units
Conditions
Mechanical Parameters
PI3101 Package Weight
PI3101 Package Length
PI3101 Package Width
PI3101 Package Height
M PKG
L PKG
W PKG
H PKG
7.2
2.2
0.87
1.65
0.65
0.673
0.265
g
cm
ins
cm
ins
cm
ins
No heat sink
No heat sink
No heat sink
No heat sink
No heat sink
No heat sink
No heat sink
Note (1) : These parameters are not production tested but are guaranteed by design, characterization and
correlation with statistical process control. Unless otherwise specified, ATE tests are completed at room
temperature.
Note (2): Current flow sourced by a pin has a negative sign.
Picor Corporation ? picorpower.com
PI3101-00-HVIZ
Rev 1.1, April 29 th , 2010
Page 6 of 18
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