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.cdpoweronline.com

C&D Technologies Inc.

3400 E Britannia Drive, Tucson,

Arizona 85706, USA

Tel: +1 (800) 547-2537

Fax: +1 (520) 741-4598

email: sales@cdtechno.com

NTA SERIES

Isolated 1W Dual Output SM DC-DC Converters

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 2003

NDC NTA.3

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.cdpoweronline.com

ISOLATION CHARACTERISTICS

GENERAL CHARACTERISTICS

TEMPERATURE CHARACTERISTICS

PERFORMANCE CHARACTERISTICS

Parameter

Conditions

MIN

TYP

MAX

Units

Isolation Test Voltage

Flash tested for 1 second

1000

VDC

Resistance

Viso=1000VDC

10

GΩ

Parameter

Conditions

MIN

TYP

MAX

Units

Switching Frequency

3V input types

100

kHz

5V & 12V input types

115

Parameter

Conditions

MIN

TYP

MAX

Units

Specification

All output types

-40

85

°C

Storage

-55

125

°C

Case Temperature

NTA312M, NTA315M

19

Case Temperature

5V output types

46

°C

above ambient

All other output types

35

Cooling

Free air convection

tolerance envelope

+5%

V nominal

temperature derating graph

2.0

1.5

1.0

0.5

0

+2.5%

-2.5%

-7.5%

MECHANICAL DIMENSIONS

10

50

100

Output Load Current (%)

-40

0

50

100

150

Ambient Temperature (°C)

85°C

Safe Operating Area

PIN

1

GND

5NA

70V

9-V

10

NA

12

+V

14

NA

16

NA

18

NA

Weight: 1.53g

All dimensions in mm XX.XX ±0.25mm. All pins on a 2.54mm pitch.

15.24

10.16

11.20

10.40

6.60

(5.95)

(6.35)

5.85

0.65

0.55

0.30

0.20

1.875

MAX

DETAIL A

DETAIL A

1.50

1.20

7.70

2.54

2.10

0.5

REFERENCE

PLANE

±5.00°

0.25

0.10

2.79MAX

13

5

7

9

10

12

14

16

18

0.1S

P

S

P

NTA0505M

XYYWW

10 PINS

SEATING PLANE

S