IRFR/U120N
Package Outline
TO-251AA Outline
Dimensions are shown in millimeters (inches)
6 .7 3 (.2 6 5 )
6 .3 5 (.2 5 0 )
-A -
5 .4 6 (.2 1 5 )
5 .2 1 (.2 0 5 )
4
6 .4 5 (.2 4 5 )
5 .6 8 (.2 2 4 )
1 .2 7 (.0 5 0 )
0 .8 8 (.0 3 5 )
2 .3 8 (.0 9 4 )
2 .1 9 (.0 8 6 )
0 .5 8 (.0 2 3 )
0 .4 6 (.0 1 8 )
L E A D A S S IG N M E N T S
1 - GATE
2 - D R A IN
3 - SOURCE
4 - D R A IN
1 .5 2 (.0 6 0 )
1 .1 5 (.0 4 5 )
1
-B -
2 .2 8 (.0 9 0 )
1 .9 1 (.0 7 5 )
2
3
6 .2 2 (.2 4 5 )
5 .9 7 (.2 3 5 )
9 .6 5 (.3 8 0 )
8 .8 9 (.3 5 0 )
N O TE S :
1 D IM E N S IO N IN G & T O L E R A N C IN G P E R A N S I Y 1 4 .5 M , 1 9 8 2 .
2 C O N T R O L L IN G D IM E N S IO N : IN C H .
3 C O N F O R M S T O J E D E C O U T L IN E T O -2 5 2 A A .
4 D IM E N S IO N S S H O W N A R E B E F O R E S O L D E R D IP ,
S O L D E R D IP M A X . + 0 .1 6 (.0 0 6 ).
3X
1 .1 4 (.0 4 5 )
0 .7 6 (.0 3 0 )
3X
0 .8 9 (.0 3 5 )
0 .6 4 (.0 2 5 )
M A M B
1 .1 4 (.0 4 5 )
0 .8 9 (.0 3 5 )
0 .5 8 (.0 2 3 )
0 .4 6 (.0 1 8 )
2 .2 8 (.0 9 0 )
2X
0 .2 5 (.0 1 0 )
Part Marking Information
TO-251AA (I-PARK)
E XA M P L E : TH IS IS A N IR F U 1 2 0
W IT H A S S E M B L Y
LOT CODE 9U1P
IN TE R N A T IO N A L
R E C TIF IE R
LO G O
IR F U
12 0
9U
1P
F IR S T P O R TIO N
OF PART NUMBER
AS SEMBLY
LOT CODE
S E C O N D P O R TIO N
OF PART NUM BER
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