78253 View Datasheet(PDF) - C AND D TECHNOLOGIES
Part Name
Description
Manufacturer
78253 Datasheet PDF : 2 Pages
| |||
78253 SERIES
MAX253 Compatible Converter Transformers
MECHANICAL DIMENSIONS
6 Pin DIP
9.52 max
8.89 max
78253
35
Top View
Primary
1
2
3
6 Pin SM
12.70
9.52 max
Secondary
6
5
8.89 max
4
78250M
XYYWW
Top View
Primary
1
2
3
Secondary
6
5
4
6.35
XYYWW
6.35
3.44±0.50
0.30
0.20
10.16
2.54
0.63
0.53
0.30
0.20
0.90
All dimensions in mm XX.XX ±0.25mm. All pins on a 2.54mm pitch and within ±0.25mm of true position.
2.54
0.63
0.53
TYPICAL CHARACTERISTICS (VOLTAGE CURVES)
10
78253/35(M)
8
6
FS=Low
VOLTAGE CURVES
10
78253/55(M)
8
FS=Low/High
6
10
78253/35(M)V
8
6
FS=High
4
4
FS=High
2
2
4
FS=Low
2
0
0 20 40 60 80 100 120
Output Current (mA)
0
0 100 200 300 400
Output Current (mA)
0
0 20 40 60 80 100
Output Current (mA)
100
78253/35(M)
80
FS=High
60
FS=Low
40
EFFICIENCY CURVES
100
78253/55(M)
80
FS=Low/High
60
40
100
78253/35(M)V
80
FS=High
60
FS=Low
40
20
20
20
0
0 20 40 60 80 100 120
Output Current (mA)
0
0 100 200 300 400
Output Current (mA)
0
0 20 40 60 80 100
Output Current (mA)
110
78253/35(M)
105
FS=High
VOLTAGE DEVIATION
110
78253/55(M)
105
FS=High
110
78253/35(M)V
105
FS=High
100
FS=Low
95
100
FS=Low
95
100
FS=Low
95
90
-50 -25 0 25 50 75 100
Temperature (°C)
90
-50 -25 0 25 50 75 100
Temperature (°C)
90
-50 -25 0 25 50 75 100
Temperature (°C)
10
8
6
4
2
0
0
78253/55(M)V
FS=Low
FS=High
100 200 300 400
Output Current (mA)
100
80
60
40
20
0
0
78253/55(M)V
FS=Low
FS=High
100 200 300 400
Output Current (mA)
110
78253/55(M)V
105
FS=Low
100
FS=High
95
90
-50 -25 0 25 50 75 100
Temperature (°C)
C&D Technologies (NCL) Limited reserve the right to alter or improve the
specification, internal design or manufacturing process at any time, without
notice. Please check with your supplier or visit our web site to ensure that
you have the current and complete specification for your product before use.
© C&D Technologies (NCL) Limited 2000
NMP 78253.2
No part of this publication may be copied, transmitted or stored in a
retrieval system or reproduced in any way including, but not limited to,
photography, photocopy, magnetic or other recording means, without prior
written permission from C&D Technologies (NCL) Limited.
Instructions for use are available from www.dc-dc.com
C&D Technologies (NCL) Ltd
Tanners Drive, Blakelands North
Milton Keynes MK14 5BU, England
Tel: +44 (0)1908 615232
Fax:+44 (0)1908 617545
email: info@cdtechno-ncl.com
www: http://www.dc-dc.com
C&D Technologies (NCL), Inc.
8917 Glenwood Avenue, Raleigh
NC 27612, USA
Tel: +1 (919) 571-9405
Fax: +1 (919) 571-9262
email: info@us.cdtechno-ncl.com
Share Link: 