
78SR Series
H I G H E F F I C I E N C Y S W I T C H I N G R E G U L AT O R S
DATEL, Inc. 11 Cabot Boulevard, Mansfield, MA 02048-1151
Tel: (508) 339-3000 (800) 233-2765 Fax: (508) 339-6356
ww.datel.com E-mail: sales@datel.com
www.cdpowerelectronics.com
DATEL makes no representation that the use of its products in the circuits described herein, or the use of other technical information contained herein, will not infringe upon existing or future patent rights. The descriptions contained herein do not
imply the granting of licenses to make, use, or sell equipment constructed in accordance therewith. Specifications are subject to change without notice. The DATEL logo is a registered DATEL, Inc. trademark.
DATEL (UK) LTD.
Tadley, England Tel: (01256)-880444
Internet: www.datel-europe.com E-mail: datel.ltd@datel.com
DATEL S.A.R.L.
Montigny Le Bretonneux, France Tel: 01-34-60-01-01
Internet: www.datel-europe.com E-mail: datel.sarl@datel.com
DATEL GmbH
München, Germany Tel: 89-544334-0
Internet: www.datel-europe.com E-mail: datel.gmbh@datel.com
DATEL KK
Tokyo, Japan Tel: 3-3779-1031, Osaka Tel: 6-6354-2025
Internet: www.datel-co.jp E-mail: salestko@datel.co.jp, salesosa@datel.co.jp
DATEL China
Shanghai, China Tel: 011-86-51317131
E-mail: davidx@datel.com
ISO 9001:2000 REGISTERED
DS-0540D
11/04
A SUBSIDIARY OF C&D TECHNOLOGIES
Mechanical Specifications
MECHANICAL DIMENSIONS: Inches (mm)
TOLERANCES: 2 PL DEC ±0.02 (±0.51)
3 PL DEC ±0.010 (±0.254)
PC-Board Hole:
0.037 - 0.043
(0.94 - 1.09) Dia.
Pins: 0.025 (0.64) sq.
0.100 (2.54)
centers
Horizontal Package
(H Pin Option)
0.15
(3.8) min.
0.35
(8.9) max.
L1
O
O
)
G
I
I
)
1
2
3
1
1
0.75
(19.1)
0.41
(10.4)
O
O
)
PC-Board Hole:
0.037 - 0.043
(0.94 - 1.09) Dia.
G
I
I
)
0.21
(5.3)
Pins: 0.025 (0.64) sq.
0.100 (2.54)
centers
0.15
(3.8) Min.
0.19
(4.8)
1
2
3
L1
Standard Package