Remote On/Off Control

Logic Compatibility

Ec-On

Ec-Off

Shutdown Idle Current

Control Common

CMOS or Open Collector TTL

>+5.5 VDC or Open Circuit

<1.8 VDC

10mA

Referenced to Input Minus

3 WATT WIDE INPUT

DC-DC CONVERTERS

EC3AB

S

E

R

I

E

S

Features

• 3W Isolated Output

• Pi Input Filter

• 24-Pin DIP Package

• Continuous Short Circuit Protection

• Efficiency to 80%

• Meets EN55022 Class B, Conducted

• 2:1 Input Range

• Remote ON/OFF Option

• Regulated Outputs

MODEL

INPUT

OUTPUT

OUTPUT

INPUT CURRENT

% EFF.

CASE

NUMBER

VOLTAGE

VOLTAGE

CURRENT

NO LOAD

FULL LOAD

11

Specifications

INPUT SPECIFICATIONS:

Input Voltage Range........................................................................................................................................12V ...........................................................9-18V

24V .........................................................18-36V

48V .........................................................36-72V

Input Filter...........................................................................................................................................................................................................................Pi Type

OUTPUT SPECIFICATIONS:

Voltage Accuracy....................................................................................................................................................................................................

± 2.0% max.

Voltage Balance (Dual)...........................................................................................................................................................................................

± 1.0% max.

Temperature Coefficient.........................................................................................................................................................................................

± 0.05% / ˚C

Ripple and Noise, 20MHz BW....................................................................................................................3.3V / 5V.......................................100mV p-p max.

12V / 15V..............................................1% p-p max.

Short Circuit Protection.............................................................................................................................................................................................Continuous

± 0.5%

± 0.5%

± 1.0%

GENERAL SPECIFICATIONS:

Efficiency.......................................................................................................................................................................................................................See Table

Switching Frequency................................................................................................................................................................................................100KHz, min

Operating Temperature Range........................................................................................................................................................................-25

°C to + 71°C

Case Temperature (Plastic case)............................................................................................................................................................................95˚C max.

(Copper case).....................................................................................................................................................................100˚C max.

Cooling.........................................................................................................................................................................................................Free-Air Convection

Storage Temperature Range..........................................................................................................................................................................-40

°C to + 100°C

EMI / RFI.......................................................................................................................................................................Conductive EMI Meet EN55022 Class B

Dimensions ...............................................................................................................................................................................................1.25 x 0.8 x 0.5 inches

(31.8 x 20.3 x 12.7mm)

Weight.......................................................................................................................................................................................................................................15g

ISOLATION VOLTAGE:

500 VDC min....................................................................................................................................................................................................Standard Models

CASE MATERIAL:

Standard Models ......................................................................................................................................................................Non-Conductive Black Plastic

Non-Conductive Base

12

All Specifications Typical At Nominal Line, Full Load and 25˚C Unless Otherwise Noted.

CASE A

NOTE:Pin Size is 0.02” Inch (0.5mm) DIA

All Dimensions In Inches(mm)

Tolerance .xx=

±.02, .xxx= ±.010

24

23

22

9

10

11

12

16

15

14

13

1

2

3

5

0.08

(2.0)

BOTTOM

VIEW

0.2

(5.1)

0.15

(3.8)

SEE NOTE

0.60

(15.2)

0.80

(20.3)

0.50

(12.7)

1.25

(31.8)

0.1

(2.5)

EC3AB11

EC3AB12

EC3AB13

EC3AB14

EC3AB15

EC3AB16

EC3AB17

EC3AB21

EC3AB22

EC3AB23

EC3AB24

EC3AB25

EC3AB26

EC3AB27

EC3AB31

EC3AB32

EC3AB33

EC3AB34

EC3AB35

EC3AB36

EC3AB37

9-18 VDC

18-36 VDC

36-72 VDC

5 VDC

12 VDC

15 VDC

±5 VDC

±12 VDC

±15 VDC

3.3 VDC

5 VDC

12 VDC

15 VDC

±5 VDC

±12 VDC

±15 VDC

3.3 VDC

5 VDC

12 VDC

15 VDC

±5 VDC

±12 VDC

±15 VDC

3.3 VDC

600 mA

250 mA

200 mA

±300 mA

±125 mA

±100 mA

600 mA

600 mA

250 mA

200 mA

±300 mA

±125 mA

±100 mA

600 mA

600 mA

250 mA

200 mA

±300 mA

±125 mA

±100 mA

600 mA

7.5 mA

7.5 mA

7.5 mA

12 mA

12 mA

12 mA

7.5 mA

5 mA

5 mA

5 mA

7.5 mA

7.5 mA

7.5 mA

5 mA

2 mA

2 mA

2 mA

3 mA

3 mA

3 mA

3 mA

340 mA

320 mA

329 mA

340 mA

329 mA

333 mA

236 mA

168 mA

156 mA

156 mA

168 mA

156 mA

160 mA

113 mA

82 mA

82 mA

82 mA

82 mA

82 mA

82 mA

58 mA

73

78

76

73

76

75

70

74

80

80

74

80

78

73

76

77

77

76

76

76

71

A

A

A

PIN CONNECTION

500 VDC

1.5K & 3K VDC

Pin

Single

Dual

Output

Output

Pin

Single

Dual

Output

Output

1

2

3

5

9

10

11

12

13

14

15

16

22

23

24

+V Input

NC

NC

NP

NP

-V Output

+V Output

-V Input

-V Input

+V Output

-V Output

NP

NC

NC

+V Input

+V Input

-V Output

Common

NP

NP

Common

+V Output

-V Input

-V Input

+V Output

Common

NP

Common

-V Output

+V Input

1

2

3

5

9

10

11

12

13

14

15

16

22

23

24

NP

-V Input

-V Input

NP (Remote On/Off)

NC

NC

NC

NP

NP

+V Output

NC

-V Output

+V Input

+V Input

NP

NP

-V Input

-V Input

Common

NC

-V Output

NP

NP

+V Output

NC

Common

+V Input

+V Input

NP

*NP-NO PIN

*NC-NO CONNECTION WITH PIN

NOTE:

1. Measured From High Line to Low Line

2. Measured From Full Load to 10% Load

3. Measured From Full Load to 1/4 Load

4. Non-Conductive Black Plastic Only

5. Suffix "HM" 1.5K VDC Instead of 3K VDC Isolation

6. Suffix "T" to the Model Number with Remote On/Off for "H"/"HM" Versions Only

NOTE: 1. Nominal Input Voltage 12, 24 or 48 VDC

E176177

®

US

H/HM Versions Only

RSG

ELECTRONIC COMPONENTS

www.rsg-electronic.de

Änderungen vorbehalten / subject to change without notice

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