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