Mechanical Characteristics

Length:50.8mm

Height: 21mm

Width: 50.8mm

Weight: 110g Typ

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OUTPUT SPECIFICATIONS

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DC/DC CONVERTER
WIDE INPUT RANGE - 4:1
WKB SERIES

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MECHANICAL DIMENSIONS &
RECOMMENDED FOOTPRINT DETAILS

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SIMPLIFIED SCHEMATIC

ELECTRICAL SPECIFICATIONS

Input Voltage Range

2:1 or 4:1 Input Range

Line Regulation

 

Input Filter

Pi Network

 

Single

+/-0.2% max

Protection

Fuse Recommended

 

Dual

+/-0.2% max

Voltage Setpoint Accuracy

 

 

Triple

+/-1.0% max

 

Single Output

 

+/-2% max

Load Regulation

 

 

Dual Output

 

+/-2% max

 

Single

+/-0.2% max

 

Triple

5V

+/-2% max

 

Dual

+/-0.2% max

 

 

12V/15V

+/-5% max

 

Triple

+/-5.0% max

Over Voltage Protection

Built-in

Minimum Load

10% of Full Load

Temperature Coefficient

+/-0.03%/oC

Short Circuit Protection

Continuous

Ripple & Noise(20MHz BW)

100mVp-p max

Short Circuit Restart

Automatic

 

 

External Trim Adj. Range

+/-10%

Overload Protection

180% Typ

Transient Response

500uS max

GENERAL SPECIFICATIONS

Operating Temperature

-40oC to +71oC

Switching Frequency

100 KHz min

Storage Temperature

-55oC to +100oC

MTBF

>700,000 Hours at 25oC

Humidity

95% max

Weight

110g Typ

Cooling

Free-Air Convection

Case Material

Six-Sided Shield Case

Efficiency

75% min

Potting Material

Epoxy(UL94-V0)

Isolation Voltage

1000 VDC min

Conducted Emissions

EN55022 Class A

Isolation Resistance

109 ohms min

Radiated Emissions

EN55022 Class A

Isolation Capacitance

1200pF max

 

 

4:1 20W TRIPLE OUTPUT

Model No

INPUT VOLTAGE
 (DC)

OUTPUT VOLTAGE
 (DC)

OUTPUT CURRENT
 (mA)

INPUT CURRENT(mA)

EFF
(%)

ISOLATION(VDC)

FULL LOAD

NO LOAD

WKBT-12/0512T

9-36

+5, +/-12

2500, +/-310

2023

28

82

1000

WKBT-12/0515T

9-36

+5, +/-15

2500, +/-250

2022

28

82

1000

WKBT-24/0512T

18-72

+5, +/-12

2500, +/-310

1020

18

82

1000

WKBT-24/0515T

18-72

+5, +/-15

2500, +/-250

1020

18

82

1000

4:1 20W DUAL OUTPUT

Model No

INPUT VOLTAGE
 (DC)

OUTPUT VOLTAGE
 (DC)

OUTPUT CURRENT
 (mA)

INPUT CURRENT(mA)

EFF
(%)

ISOLATION(VDC)

FULL LOAD

NO LOAD

WKBD-1205T

9-36

+/-5

+/-2000

2083

30

80

1000

WKBD-1212T

9-36

+/-12

+/-833

2033

30

82

1000

WKBD-1215T

9-36

+/-15

+/-667

2033

28

82

1000

WKBD-2405T

18-72

+/-5

+/-2000

1042

18

80

1000

WKBD-2412T

18-72

+/-12

+/-830

998

18

84

1000

WKBD-2415T

18-72

+/-15

+/-667

980

18

85

1000

4:1 20W SINGLE OUTPUT

Model No

INPUT VOLTAGE
 (DC)

OUTPUT VOLTAGE
 (DC)

OUTPUT CURRENT
 (mA)

INPUT CURRENT(mA)

EFF
(%)

ISOLATION(VDC)

FULL LOAD

NO LOAD

WKBS-1205T

9-36

5

4000

2083

30

80

1000

WKBS-1212T

9-36

12

1667

2000

30

83

1000

WKBS-1215T

9-36

15

1333

2058

28

81

1000

WKBS-2405T

18-72

5

4000

1045

18

80

1000

WKBS-2412T

18-72

12

1667

990

18

84

1000

WKBS-2415T

18-72

15

1333

980

18

85

1000

1102-1-WKB-SCHEMATIC-1
1102-1-WKB-SCHEMATIC-2
1102-1-WKB-SCHEMATIC-3
1102-2-WKB-DIMENSIONS
1102-3-WKB-FOOTPRINT
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