Datasheet
7
Supertex inc.
www.supertex.com
Doc.# DSFP-DN2540
B060313
DN2540
3-Lead TO-220 Package Outline (N5)
Symbol A A1 A2 b b2 c D D1 D2 E E1 E2 e H1 L L1 Q ΦP
Dimen-
sion
(inches)
MIN .140 .020 .080 .015 .045 .012
†
.560 .326
†
.474
†
.380 .270 0.20*
.100
BSC
.230 .500 .200* .100 .139
NOM - - - .027 .057 - - - - - - - - - - - -
MAX .190 .055 .120
†
.040 .070 .024 .650 .361
†
.507 .420 .350 .030 .270 .580 .250 .135 .161
JEDEC Registration TO-220, Variation AB, Issue K, April 2002.
* This dimension is not specied in the JEDEC drawing.
† This dimension differs from the JEDEC drawing.
Drawings not to scale.
Supertex Doc. #: DSPD-3TO220N5, Version C041009.
L
e
View
B
3
D
D1
Q
4
E2
E
ΦP
L1
bb2
1
2
3
E1
View B
Front View View A - A
H1
E
D1
12
Thermal
Pad
A2
A
Seating
Plane
A1
A
A
Chamfer
Optional
c
Side View
H1