Print this page

SMWA12B SERIES


12W Medical Grade Wall Mount Power Supply


  • Wide Operating Voltage 80 to 275 VAC, 47 to 63Hz
  • UK plug
  • Single Output
  • Crowbar Mode Over Voltage Protection
  • Input to Output : 2MOPP
  • High ESD immunity
  • Suitable professional healthcare facility
  • Efficiency level V

Specifications

 

 

5 Year Warranty

 

Approvals: 

 

Single Output

Model Number

Output Voltage

Max. Output Current

Total Regulation

Maximum Output Power

SMWA12B-S02 

5 ~ 5.99 VDC

2.00 ~ 1.66 A

±5%

10W

SMWA12B-S03 

6 ~ 8 VDC

2.00 ~ 1.50 A

±5%

12W

SMWA12B-S04 

8 ~ 11 VDC

1.50 ~ 1.09 A

±5%

12W

SMWA12B-S05 

11 ~ 13 VDC

1.09 ~ 0.92 A

±5%

12W

SMWA12B-S06 

13 ~ 16 VDC

0.92 ~ 0.75 A

±5%

12W

SMWA12B-S07 

16 ~ 21 VDC

0.75 ~ 0.57 A

±3%

12W

SMWA12B-S08 

21 ~ 27 VDC

0.57 ~ 0.44 A

±3%

12W

SMWA12B-S02~S03 are required to use AWG#18 / 6FT output cable. 

SMWA12B-S04~S08 are required to use AWG#20 / 6FT output cable. 

The regulation and efficiency will be changed by modified output cable.

 

 

Electrical Characteristics

Parameter

Test Conditions

Min.

Typ.

Max.

Unit

Safety Approvals Input Voltage Range

Safety Approval & Specification in Label

100

 

240

VAC

Operate Voltage Range

Derate linearly from 100% load at 90VAC to 80% load at 80VAC

80

 

275

VAC

Input Frequency

Sine wave

47

 

63

Hz

Output Power Range

See Rating Chart

 

 

12

W

Low Line Input Current

Full load, Vin=100VAC

 

0.29

 

A

High Line Input Current

Full load, Vin=240VAC

 

0.26

 

A

Low Line Input Inrush Current

Full load, 25°C, Cool start, Vin=100VAC

 

 

50

A

High Line Input Inrush Current

Full load, 25°C, Cool start, Vin=240VAC

 

 

100

A

Efficiency

Full Load, Vin=230VAC

74

 

81

%

Line Regulation

Full Load, Vin=100~120VAC

 

 

1

%

Over Voltage Protection

 

112

 

132

%

Over Load Protection

Recovers automatically after fault condition is removed

110

 

150

%

Time of Transient Response

Io=Full Load to Half Load, Vin=110VAC

 

 

4

ms

Hold-Up Time

Full Load, Vin=100VAC

 

 

12

ms

Start Up Time

Full Load, Vin=100~240VAC

 

 

2

s

  Ripple & Noise (Peak to Peak)

 

 

 

1

%

Temperature Coefficient

All output

 

 

±0.04

%/°C

Dielectric Withstanding Voltage(P-S)

Primary to Secondary, limit current<10mA

 

 

4000

VAC

EMC Emission

Compliance to EN55011(CISPR11), EN60601-1-2

B

 

 

Class

 

 

 

Environmental

Parameter

Test Conditions

Min.

Typ.

Max.

Unit

Operating Temperature

Derate linearly from 100% load at 50℃ to 50% load at 70℃

-10

 

70

°C

Storage Temperature

10~95% RH

-40

 

85

°C

Operating Humidity

non-condensing

0

 

95%

RH

Storage Humidity

 

0

 

95%

RH

Electro Static Discharge

Air Discharge, IEC61000-4-2

 

 

15

KV

Electro Static Discharge

Contact Discharge, IEC61000-4-2

 

 

8

KV

Mean Time Between Failure

Operation Temperature at 25℃J, Calculated per MIL-HDBK-217F

200K

 

 

h

Operating Altitude (Elevation)

All Condition

 

 

3000

m

Vibration

10~500Hz,10min./1cycle, 60min.each along X, Y, Z axes

 

 

5

G

Surge Voltage

Line-Neutral

 

 

1

KV

Surge Voltage

Line-PE & Neutral-PE

 

 

2

KV

 

Mechanical Diagram

       

Note:

  1. Dimensions are shown in mm.
  2. Weight: 130gs approx.

 

Derating Chart

       

1. Operating Temperature: -10 to 70°C

2. Derate linearly from 100% load at 50°C to 50% load at 70°C

 

 

Datasheet PDF