LME SERIES
Isolated 250mW Single Output DC-DC Converters
ISOLATION CHARACTERISTICS
Parameter
Conditions
MIN
TYP
MAX
Units
PIN CONNECTIONS
1000
1
VDC
GΩ
8 Pin DIP
PIN
1 GND
4
V
IN
5
+V
7
0V
4 Pin SIP
PIN
1 GND
2
V
IN
3
0V
4
+V
Isolation Test Voltage
Resistance
Flash tested for 1 second
Viso=500VDC
GENERAL CHARACTERISTICS
Parameter
Conditions
MIN
TYP
MAX
Units
Switching Frequency
All input types
100
kHz
TEMPERATURE CHARACTERISTICS
Parameter
Conditions
MIN
TYP
MAX
Units
Specification
Storage
Cooling
All output types
Free air convection
0
–55
70
150
°C
°C
PERFORMANCE CHARACTERISTICS
tolerance envelope
+
10%
+5%
V nominal
0.500
+2.5%
-2.5%
-7.5%
0.250
0.125
0
0.375
temperature derating graph
Safe Operating Area
10
50
Output Load Current (%)
100
–40
0
50 70 100 125 150
Ambient Temperature (°C)
MECHANICAL DIMENSIONS
8 Pin DIP
9.80
11.50
7.62
LME0505D
YYWW
6.80
7.62
1
7
4
5
5.08
1.9 Printed Face
0.25±0.05
0.25±0.05
4.1
0.50±0.05
4 Pin SIP
6.00
11.50
LME0505S
10.0
YYWW
1
.25
7
.62
4.1
1 2 3 4
0.50±0.05
0.50±0.05
All dimensions in mm XX.XX ±0.25mm. All pins on a
2.54mm pitch and within ±0.25mm of true position.
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 2001
NDC LME.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.
5816 Creedmoor Road, Raleigh
NC 27612, USA
Tel: +1 (919) 571-9405
Fax: +1 (919) 571-9262
email: info@us.cdtechno-ncl.com
CANDD [ C&D TECHNOLOGIES ]
