DC/DC Converters

ctparts.com

Manufacturer of Passive and Discrete Semiconductor Components

800-684-5322 Inside US

949-453-1811 Outside US

Copyright © 2006 by CT Magnetics, DBA Central Technologies. All rights reserved.

CT Magnetics reserves the right to make improvements or change specifications without notice

CENTRAL

SPECIFICATIONS

Vin

Vin

Io1, Io2

Io1, Io2

Effi.

Part

Nom.

Input Range

Max.*

Vo1,Vo2

Max.

Min.

Typ.

Number

(VDC)

(VDC)

(VDC)

(VDC)

(mA)

(mA)

(%)

CTDD2709SF-050505-T1K-1

5

4.5-9.0

11

5

100

10

63

CTDD2709SF-050909-T1K-1

5

4.5-9.0

11

9

55

6

65

CTDD2709SF-051212-T1K-1

5

4.5-9.0

11

12

42

5

66

CTDD2709SF-051515-T1K-1

5

4.5-9.0

11

15

33

4

66

CTDD2709SF-120505-T1K-1

12

9.0-18

22

5

100

10

71

CTDD2709SF-120909-T1K-1

12

9.0-18

22

9

55

6

75

CTDD2709SF-121212-T1K-1

12

9.0-18

22

12

42

5

77

CTDD2709SF-121515-T1K-1

12

9.0-18

22

15

33

4

79

CTDD2709SF-150505-T1K-1

15

12-24

30

5

100

10

75

CTDD2709SF-150909-T1K-1

15

12-24

30

9

55

6

78

CTDD2709SF-151212-T1K-1

15

12-24

30

12

42

5

80

CTDD2709SF-151515-T1K-1

15

12-24

30

15

33

4

81

CTDD2709SF-240505-T1K-1

24

18-36

40

5

100

10

75

CTDD2709SF-240909-T1K-1

24

18-36

40

9

55

6

78

CTDD2709SF-241212-T1K-1

24

18-36

40

12

42

5

80

CTDD2709SF-241515-T1K-1

24

18-36

40

15

33

4

81

CTDD2709SF-480505-T1K-1

48

36-72

80

5

100

10

75

CTDD2709SF-480909-T1K-1

48

36-72

80

9

55

6

77

CTDD2709SF-481212-T1K-1

48

36-72

80

12

42

5

80

CTDD2709SF-481515-T1K-1

48

36-72

80

15

33

4

81

*If Input voltage above specified may cause permanent damage to the device

ISOLATION SPECIFICATIONS

Item

Test Condition

MIN

TYP

MAX

Units

Isolation Voltage

Flash tested for 1 minute

1000

VDC

Isolation Resistance

Test at 500VDC

1000

M

Ω

OUTPUT SPECIFICATIONS

Item

Test Condition

MIN

TYP

MAX

Units

1W Output Power

0.1

1

W

Output voltage accuracy

Refer to Recommended Circuit

±1

±3

%

Load regulation

From 10% to 100% load

±0.5

±1

%

Line regulation

Input Voltage from low to high

±0.2

±0.5

%

Temperature drift (Vout)

Refer to Temp. Derating Graph

0.03

%/°C

Ripple

20Hz to 300kHz Bandwidth

40

60

mVp-p

Noise

DC-20MHz Bandwidth

80

150

mVp-p

Switching frequency

100% load, nominal input voltage

80

200

KHz

Switching frequency

10% load, nominal input voltage

250

600

KHz

CTDD2709SF-T1K-1 Series

Wide Input Isolated & Regulated

1W Output, Twin Output

Not shown at actual size.

FEATURES

Efficiency: To 83%

Temperature Range: -40°C to +85°C

Package: UL94-V0

Isolation: 1KVDC

Miscellaneous: Wide (2:1) Input Range. No heat sink required.

Industry Standard Pinout. Twin Output. Custom service available.

Samples available.

CHARACTERISTICS

Output Short Circuit Protection: Continuous

Temperature Rise at Full Load: 30°C (Typ.)

Cooling: Free air convection

No Load, Power Consumption: 100mW (typical)

Operating Temperature Range: -40°C to +85°C

Storage Temperature Range: -55°C to +125°C

Lead Temperature: 300°C (1.5mm from case for 10 seconds)

Storage Humidity Range: < 95%

Case Material: Plastic (UL94-V0)

MTBF: >3,500,000 hours

Note:

1. All specifications measured at TA=25°C, humidity<75%, nominal input voltage and rated output unless

otherwise specified.

11.27.06

TYPICAL CHARACTERISTICS

120

80

60

40

20

0

-40

0

40

71 85

120

100

Safe Operating Area

Temperature Derating Graph

RoHS

Compliant