DC/DC Converters

ctparts.com

Manufacturer of Inductors, Chokes, Coils, Beads, Transformers & Toroids

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

Iout

Iout

Effi.

Part

Nom.

Input Range

Vout

Max.

Min.

Typ.

Number

(VDC)

(VDC)

(VDC)

(mA)

(mA)

(%)

CTDD1907SF-0505-DU3K-2

5

4.5-5.5

5

±200

±20

82

CTDD1907SF-0509-DU3K-2

5

4.5-5.5

9

±111

±12

83

CTDD1907SF-0512-DU3K-2

5

4.5-5.5

12

±83

±9

85

CTDD1907SF-0515-DU3K-2

5

4.5-5.5

15

±67

±7

85

CTDD1907SF-1205-DU3K-2

12

10.8-13.2

5

±200

±20

83

CTDD1907SF-1209-DU3K-2

12

10.8-13.2

9

±111

±12

84

CTDD1907SF-1212-DU3K-2

12

10.8-13.2

12

±83

±9

86

CTDD1907SF-1215-DU3K-2

12

10.8-13.2

15

±67

±7

86

CTDD1907SF-2405-DU3K-2

24

21.6-26.4

5

±200

±20

84

CTDD1907SF-2409-DU3K-2

24

21.6-26.4

9

±111

±12

85

CTDD1907SF-2412-DU3K-2

24

21.6-26.4

12

±83

±9

87

CTDD1907SF-2415-DU3K-2

24

21.6-26.4

15

±67

±7

87

ISOLATION SPECIFICATIONS

Item

Test Condition

MIN

TYP

MAX

Units

Isolation Voltage

Tested for 1 minute

3000

VDC

Isolation Resistance

Test at 500VDC

1000

M

Ω

OUTPUT SPECIFICATIONS

Item

Test Condition

MIN

TYP

MAX

Units

2W Output Power

0.2

2

W

Line regulation

For Vin change of 1%

1.2

%

Load regulation

10% to 100% full load

10

15

%

Output voltage accuracy

See tolerance envelope graph

Temperature drift

100% full load

0.03

%/°C

2W Output ripple

20MHz Bandwidth

100

150

mVp-p

Switching frequency

Full load, nominal input

75

KHz

CTDD1907SF-DU3K-2 Series

Fixed Input Isolated & Unregulated

2W Output, Dual Output

Not shown at actual size.

FEATURES

Efficiency: To 82%

Temperature Range: -40°C to +85°C

Isolation: 3KVDC

Package: UL94-V0

Miscellaneous: No heat sink required. No external component

required. Industry standard pinout. Positive & Negative Voltage

Output. Small footprint. Full 2 watt output power. Custom service

available.

Samples available.

CHARACTERISTICS

Short Circuit Protection: 1 second

Temperature Rise at Full Load: 25°C Max. 15°C Typ.

Cooling: Free air convection

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.

08.04.06

TYPICAL CHARACTERISTICS

+10%

Tolerance Envelope Graph

Temperature Derating Graph

Safe Operating Area

10%

50%

100%

Output Current(%)

+2.5%

120

60

40

20

0

-40

0

40

80

120

80

100

-2.5%

-7.5%

Typical

Load

Line

+5%

Nominal

Voltage

RoHS

Compliant