STDA31 SERIES


30W Desktop for Information Technology Equipment


  • Wide Input Voltage 90 to 264 VAC, 47 to 63Hz, IEC-320-C14 Inlet
  • Output Voltage Available From 5VDC Thru 50VDC, Single Output
  • Input Surge Current, and Over Current Protection.
  • CEC Level V, and  Energy Star 2.0 Compliance
  • Class I Insulation

Specifications

 

 

3 Year Warranty

 

Approvals:

 

Single Output

Model Number

Output Voltage

Max. Output Current

Load Regulation *

Maximum

Output Power

STDA31-S02

5 ~ 6 VDC

5.00 ~ 4.16 A

±5%

25W

STDA31-S03

6 ~ 8 VDC

4.16 ~ 3.12 A

±5%

25W

STDA31-S04

8 ~ 11 VDC

3.75 ~ 2.72 A

±5%

30W

STDA31-S05

11 ~ 13 VDC

2.72 ~ 2.30 A

±5%

30W

STDA31-S06

13 ~ 16 VDC

2.30 ~ 1.87 A

±5%

30W

STDA31-S07

16 ~ 21 VDC

1.87 ~ 1.42 A

±3%

30W

STDA31-S08

21 ~ 27 VDC

1.42 ~ 1.11 A

±3%

30W

STDA31-S09

27 ~ 33 VDC

1.11 ~ 0.90A

±3%

30W

STDA31-S10

33 ~ 40 VDC

0.90 ~ 0.75A

±3%

30W

STDA31-S11

40 ~ 50 VDC

0.75 ~ 0.60A

±3%

30W

*

The total regulation on model S01~S05 is required to use AWG#16 / 4FT output cable.

The total regulation on model S06~S08 is required to use AWG#18 / 4FT output cable.

The total regulation on model S09~S11 is required to use AWG#18 / 6FT output cable.

The regualtion will be changed by modified output cable.

 

Electrical Characteristics

Parameter

Test Conditions

Min.

Typ.

Max.

Unit

Input Voltage

Operating Voltage

90

 

264

VAC

Input Frequency

 

47

 

63

Hz

Output Power Range

Vin=90 to 264VAC

0

 

30

W

Input Current (Low Line)

Io=Full load, Vin=115VAC

 

 

0.8

A

Input Current (High Line)

Io=Full load, Vin=230VAC

 

 

0.5

A

Low Line Inrush Current

Io=Full load, 25°C Cool start, Vin=115VAC

 

12

15

A

High Line Inrush Current

Io=Full load, 25°C Cool start, Vin=230VAC

 

26

30

A

Efficiency

Io=Full Load, Vin=230VAC

73

81

90

%

No-Load Power Consumption

No load, Vin=240VAC

0

0.3

0.5

W

Line Regulation

Io=Full Load

 

0.5

1

%

Load Regulation

Vin=230VAC

 

3

7

%

Over Current Protection

 

110

 

150

%

Transient Response

Io=Full Load to Half Load, Vin=100VAC

 

 

4

mS

Hold-Up Time

Io=Full Load, Vin=110VAC

12

 

 

mS

Start Up Time

Io=Full Load, Vin=100VAC

0.3

1

2

S

Ripple & Noise(Peak to Peak)

Full Load, Vin=90VAC

 

0.5

1

%

Safety Ground Leadage Current

Io=Full Load, Vin=240VAC

 

0.5

0.75

mA

Temperature Coefficient

All output

-0.04

 

0.04

%/°C

 

 

Conditions

Parameter

Test Conditions

Min.

Typ.

Max.

Unit

Operating Temperature

 

-20

 

70

°C

Storage Temperature

 

-40

 

85

°C

Relative Humidity

No-Condensing

5

 

95

%

Operating Temperature at 25°C, Calculated per MIL-HDBK-217F

100

 

 

K-Hrs

De-rate linearly from 100 % load at 40°C to 50 % load at 70°C

 

Approvals and Compliance

Parameter

Test Conditions

Min.

Unit

Dielectric Withstanding Voltage for Primary to secondary

Primary to secondary

4242

VDC

Dielectric Withstanding Voltage for Primary to Ground

Primary to ground

2121

VDC

Isolation Resistance

Test Voltage=500VDC

50

M Ω

Meet EMI requirements: CISPR-11

Vin=120VAC, 60Hz

B

CLASS

Meet EMI requirements: CRF 47, Part18

Vin=120VAC, 60Hz

B

CLASS

Safety  TUV/T-mark, PSE, CE

UL/CUL60950-1, EN 60950-1, IEC 60950-1, J60950

n/a

n/a

Environment Compliance

RoHS, CEC V, Energy Star 2.0

 

 

 

Mechanical Diagram

       

Note:

  1. Dimensions are shown in mm & inch
  2. Weight: approx. 265-280g
  3. Optional output connector.

 

 

STDA31 - MEPOS ELECTRONICS
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