Mechanical Characteristics

Length:50.8mm

Height: 11.2mm

Width: 25.4mm

Weight: 31.2g Typ

GENERAL SPECIFICATIONS

Operating Temperature

-25oC to +71oC

Switching Frequency

200 KHz min

Storage Temperature

-55oC to +125oC

MTBF

>700,000 Hours at 25oC

Humidity

95% max

Case Material

Six-sided shield Case

Cooling

Free-Air Convection

Potting Material

Epoxy(UL94-V0)

Efficiency

70% min

Conducted Emissions

EN55022 Class A

Isolation Voltage

1000VDC min

Radiated Emissions

EN55022 Class A

Isolation Resistance

109 ohms min

Approvals

EMC, FCC

Isolation Capacitance

500pF max

 

 

ELECTRICAL SPECIFICATIONS

Input Voltage Range

2:1, 3:1, 4:1 Input Range

Load Regulation

+/-0.2% max

Input Filter

Pi Network

Minimum Load

10% of Full Load

Protection

Fuse Recommended

Short Circuit Protection

Continuous

Voltage Setpoint Accuracy

+/-2% max

Short Circuit Restart

Automatic

Temperature Coefficient

+/-0.03%/oC

Overload Protection

180% Typ

Ripple & Noise(20MHz BW)

100mVp-p max

Transient Response

200uS max

Line Regulation

+/-0.2% max

 

 

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OUTPUT SPECIFICATIONS

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DC/DC CONVERTER
WIDE INPUT RANGE - 3:1
WFA SERIES

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SIMPLIFIED SCHEMATIC

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MECHANICAL DIMENSIONS &
RECOMMENDED FOOTPRINT DETAILS

3:1 8W-10W DUAL OUTPUT

Model No

INPUT VOLTAGE
 (DC)

OUTPUT VOLTAGE
 (DC)

OUTPUT CURRENT
 (mA)

INPUT CURRENT(mA)

EFF
(%)

ISOLATION(VDC)

FULL LOAD

NO LOAD

WFAD-1205G

9-27

+/-5

+/-1000

1082

40

77

1000

WFAD-1209G

9-27

+/-9

+/-556

1068

40

78

1000

WFAD-1212G

9-27

+/-12

+/-416

1041

40

80

1000

WFAD-1215G

9-27

+/-15

+/-333

1028

40

81

1000

WFAD-2405G

18-54

+/-5

+/-1000

527

20

79

1000

WFAD-2409G

18-54

+/-9

+/-556

526

20

79

1000

WFAD-2412G

18-54

+/-12

+/-416

520

20

80

1000

WFAD-2415G

18-54

+/-15

+/-333

514

20

81

1000

3:1 8W-10W SINGLE OUTPUT

Model No

INPUT VOLTAGE
 (DC)

OUTPUT VOLTAGE
 (DC)

OUTPUT CURRENT
(mA)

INPUT CURRENT(mA)

EFF
(%)

ISOLATION(VDC)

FULL LOAD

NO LOAD

WFAS-1203.3G

9-27

3.3

2400

880

40

76

1000

WFAS-1205G

9-27

5

2000

1082

40

77

1000

WFAS-1209G

9-27

9

1111

1065

40

78

1000

WFAS-1212G

9-27

12

830

1054

40

79

1000

WFAS-1215G

9-27

15

670

1041

40

80

1000

WFAS-1224G

9-27

24

417

1057

40

79

1000

WFAS-2403.3G

18-54

3.3

2400

434

20

76

1000

WFAS-2405G

18-54

5

2000

527

20

79

1000

WFAS-2409G

18-54

9

1111

515

20

81

1000

WFAS-2412G

18-54

12

830

520

20

80

1000

WFAS-2415G

18-54

15

670

514

20

81

1000

WFAS-2424G

18-54

24

416

510

20

81

1000

0602-1-WFA-SCHEMATIC-1
0602-1-WFA-SCHEMATIC-2
0602-2-WFA-DIMENSIONS
0602-3-WL-FOOTPRINT
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