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

Iout

Iout

Effi.

Part

Nom.

Input Range

Max.*

Vout

Max.

Min.**

Typ.

Number

(VDC)

(VDC)

(VDC)

(VDC)

(mA)

(mA)

(%)

CTDD2727DF-1205-S1.5K-5M

12

9-18

20

5

1000

100

74

CTDD2727DF-1209-S1.5K-5M

12

9-18

20

9

556

56

75

CTDD2727DF-1212-S1.5K-5M

12

9-18

20

12

420

42

77

CTDD2727DF-1215-S1.5K-5M

12

9-18

20

15

333

34

80

CTDD2727DF-1224-S1.5K-5M

12

9-18

20

24

208

21

82

CTDD2727DF-2405-S1.5K-5M

24

18-36

40

5

1000

100

77

CTDD2727DF-2409-S1.5K-5M

24

18-36

40

9

556

56

80

CTDD2727DF-2412-S1.5K-5M

24

18-36

40

12

420

42

81

CTDD2727DF-2415-S1.5K-5M

24

18-36

40

15

333

34

84

CTDD2727DF-2424-S1.5K-5M

24

18-36

40

24

208

21

85

CTDD2727DF-4805-S1.5K-5M

48

36-72

80

5

1000

100

79

CTDD2727DF-4809-S1.5K-5M

48

36-72

80

9

556

56

82

CTDD2727DF-4812-S1.5K-5M

48

36-72

80

12

420

42

85

CTDD2727DF-4815-S1.5K-5M

48

36-72

80

15

333

34

85

CTDD2727DF-4824-S1.5K-5M

48

36-72

80

24

208

21

86

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

**The load should not be less than 10%, otherwise ripple will increase dramatically

ISOLATION SPECIFICATIONS

Item

Test Condition

MIN

TYP

MAX

Units

Isolation Voltage

Flash tested for 1 minute

1500

VDC

Isolation Resistance

Test at 500VDC

1000

M

Ω

OUTPUT SPECIFICATIONS

Item

Test Condition

MIN

TYP

MAX

Units

5W Output Power

0.5

5

W

Positive 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

30

50

mVp-p

Noise

DC-20MHz Bandwidth

80

150

mVp-p

Switching frequency

100% load, nominal input voltage

300

KHz

CTDD2727DF-S1.5K-5M

Series

Wide Input Isolated & Regulated

5W Output, Single Output

Not shown at actual size.

FEATURES

Efficiency: To 85%

Temperature Range: -40°C to +85°C

Isolation: 1.5KVDC

Miscellaneous: Wide (2:1) Input Range. Metal Shielding

Package. Short circuit protection. No heat sink required. Industry

Standard Pinout. Single Output

Samples available.

CHARACTERISTICS

Output Short Circuit Protection: Continuous

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

Cooling: Free air convection

No Load, Power Consumption: 300mW (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: Metal

MTBF: >1,000,000 hours

Note:

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

otherwise specified.

01.18.07

TYPICAL CHARACTERISTICS

120

80

60

40

20

0

-40

0

40

71 85

120

100

Safe Operating Area

RoHS

Compliant

Temperature Derating Graph