WRD

WRD

WRD

WRD

WRD

WRD

WRD

YS

YS

YS

YS

YS

YS

1

1

1

1

1

1

W

W

W

W

W

W

&

&

&

&

&

&

WRD

WRD

WRD

WRD

WRD

WRD

YS

YS

YS

YS

YS

YS

2

2

2

2

2

2

W

W

W

W

W

W

eries

http://www.microdc.cn

Technical Enquiries-Email:tech@microdc.cn Tel:0086-20-86000646

Page 1 of 3

Order code

Input

Output

Efficiency

(% ,Typ)

Voltage(VDC)

No-load

(mA,Typ)

Current(mA)

Nominal

Range

Voltage

(VDC)

Max.

Min.

WRD050505YS-1W

5

4.5-9.0

11

40

5/5

100/100

10/10

70

WRD050909YS-1W

5

4.5-9.0

11

40

9/9

55/55

5/5

71

WRD051212YS-1W

5

4.5-9.0

11

40

12/12

42/42

4/4

73

WRD051515YS-1W

5

4.5-9.0

11

40

15/15

33/33

3/3

72

WRD050505YS-2W

5

4.5-9.0

11

40

5/5

200/200

20/20

67

WRD050909YS-2W

5

4.5-9.0

11

40

9/9

111/111

11/11

71

WRD051212YS-2W

5

4.5-9.0

11

40

12/12

83/83

8/8

72

WRD051515YS-2W

5

4.5-9.0

11

40

15/15

67/67

7/7

73

WRD120505YS-1W

12

9.0-18

22

20

5/5

100/100

10/10

73

WRD120909YS-1W

12

9.0-18

22

20

9/9

55/55

5/5

76

WRD121212YS-1W

12

9.0-18

22

20

12/12

42/42

4/4

78

WRD121515YS-1W

12

9.0-18

22

20

15/15

33/33

3/3

78

WRD120505YS-2W *

12

9.0-18

22

20

5/5

200/200

20/20

75

WRD120909YS-2W *

12

9.0-18

22

20

9/9

111/111

11/11

77

WRD121212YS-2W *

12

9.0-18

22

20

12/12

83/83

8/8

80

WRD121515YS-2W *

12

9.0-18

22

20

15/15

67/67

7/7

79

WRD240505YS-1W

24

18-36

40

10

5/5

100/100

10/10

76

WRD240909YS-1W

24

18-36

40

10

9/9

55/55

5/5

77

WRD241212YS-1W *

24

18-36

40

10

12/12

42/42

4/4

78

WRD241515YS-1W

24

18-36

40

10

15/15

33/33

3/3

77

WRD240505YS-2W

24

18-36

40

10

5/5

200/200

20/20

76

WRD240909YS-2W

24

18-36

40

10

9/9

111/111

11/11

78

WRD241212YS-2W *

24

18-36

40

10

12/12

83/83

8/8

80

WRD241515YS-2W *

24

18-36

40

10

15/15

67/67

7/7

79

WRD480505YS-1W

48

36-72

80

5

5/5

100/100

10/10

73

WRD480909YS-1W *

48

36-72

80

5

9/9

55/55

5/5

75

WRD481212YS-1W *

48

36-72

80

5

12/12

42/42

4/4

77

WRD481515YS-1W *

48

36-72

80

5

15/15

33/33

3/3

77

WRD480505YS-2W

48

36-72

80

5

5/5

200/200

20/20

75

WRD480909YS-2W *

48

36-72

80

5

9/9

111/111

11/11

78

WRD481212YS-2W

48

36-72

80

5

12/12

83/83

8/8

79

WRD481515YS-2W *

48

36-72

80

5

15/15

67/67

7/7

78

*Input voltage can’t exceed this value, or will cause the permanent damage.

MODEL

MODEL

MODEL

MODEL

MODEL

MODEL

MODEL

SELECTION

SELECTION

SELECTION

SELECTION

SELECTION

SELECTION

SELECTION

WRD

WRD

WRD

WRD

WRD

WRD

WRD

WRD

05

05

05

05

05

05

05

05

05

05

05

05

05

05

05

05

05

05

05

05

05

Y

Y

Y

Y

Y

Y

Y

S

S

S

S

S

S

S

1

1

1

1

1

1

W

W

W

W

W

W

W

⑦

①Product Series

②Input Voltage

③Output Voltage 1st

④Output Voltage 2st

⑤Wide Input

⑥SIP Package

⑦Rated Power

1W&2W,WIDE INPUT,ISOLATED&REGULATED Twin Output DC∕DC Converter

FEATURES

FEATURES

FEATURES

FEATURES

FEATURES

FEATURES

FEATURES

FEATURES

◆

Miniature SIP Package

◆

Operating temperature: -40℃to+85℃

◆

2:1 wide input voltage range

◆

UL 94V-0 package material

◆

No heatsink required

◆

Industry standard pinout

◆

1KVDC isolation

◆

Continuous Short Circuit Protection

◆

Internal SMD construction

APPLICATIONS

APPLICATIONS

APPLICATIONS

APPLICATIONS

APPLICATIONS

APPLICATIONS

APPLICATIONS

APPLICATIONS

SELECTION

SELECTION

SELECTION

SELECTION

SELECTION

SELECTION

SELECTION

GUIDE

GUIDE

GUIDE

GUIDE

GUIDE

GUIDE

GUIDE

The

The

The

The WRD_

WRD_

WRD_

WRD_Y

Y

Y

YS-1W

S-1W

S-1W

S-1W &

&

&

& WRD_

WRD_

WRD_

WRD_Y

Y

Y

YS-2W

S-2W

S-2W

S-2W series

series

series

series are

are

are

are specially

specially

specially

specially

designed

designed

designed

designed for

for

for

for applications

applications

applications

applications where

where

where

where a

a

a

a wide

wide

wide

wide range

range

range

range input

input

input

input

voltage

voltage

voltage

voltage power

power

power

power supplies

supplies

supplies

supplies are

are

are

are isolated

isolated

isolated

isolated from

from

from

from the

the

the

the input

input

input

input

power

power

power

power supply

supply

supply

supply in

in

in

in a

a

a

a distributed

distributed

distributed

distributed power

power

power

power supply

supply

supply

supply system

system

system

system on

on

on

on a

a

a

a

circuit

circuit

circuit

circuit board.

board.

board.

board. These

These

These

These products

products

products

products apply

apply

apply

apply to:

to:

to:

to:

1)

1)

1)

1) Where

Where

Where

Where the

the

the

the voltage

voltage

voltage

voltage of

of

of

of the

the

the

the input

input

input

input power

power

power

power supply

supply

supply

supply is

is

is

is wide

wide

wide

wide

range

range

range

range (voltage

(voltage

(voltage

(voltage range

range

range

range ≤

≤

≤

≤2:1);

2:1);

2:1);

2:1);

2)

2)

2)

2) Where

Where

Where

Where isolation

isolation

isolation

isolation is

is

is

is necessary

necessary

necessary

necessary between

between

between

between input

input

input

input and

and

and

and output

output

output

output

(Isolation

(Isolation

(Isolation

(Isolation Voltage

Voltage

Voltage

Voltage ≤

≤

≤

≤ 1000VDC);

1000VDC);

1000VDC);

1000VDC);

3)

3)

3)

3) Where

Where

Where

Where isolation

isolation

isolation

isolation is

is

is

is necessary

necessary

necessary

necessary between

between

between

between Vout1

Vout1

Vout1

Vout1 and

and

and

and Vout2

Vout2

Vout2

Vout2

(Isolation

(Isolation

(Isolation

(Isolation Voltage

Voltage

Voltage

Voltage ≤

≤

≤

≤ 1000VDC);

1000VDC);

1000VDC);

1000VDC);

4)

4)

4)

4) Where

Where

Where

Where the

the

the

the regulation

regulation

regulation

regulation of

of

of

of the

the

the

the output

output

output

output voltage

voltage

voltage

voltage and

and

and

and the

the

the

the

output

output

output

output ripple

ripple

ripple

ripple noise

noise

noise

noise are

are

are

are demanded.

demanded.

demanded.

demanded.

ISOLATION

ISOLATION

ISOLATION

ISOLATION

ISOLATION

ISOLATION

ISOLATION

SPECIFICATIONS

SPECIFICATIONS

SPECIFICATIONS

SPECIFICATIONS

SPECIFICATIONS

SPECIFICATIONS

SPECIFICATIONS

Parameter

Test conditions

Min.

Typ.

Max.

Unit

Isolation test voltage

Flash tested for 1 minute and 1mA max(Vin/Vout)

1000

VDC

Isolation resistance

Test at Viso=500VDC(Vin/Vout)

1000

MΩ

Isolation capacitance

100KHz,1V

80

PF

MICRODC

MICRODC

MICRODC

MICRODC reserves

reserves

reserves

reserves the

the

the

the copyright

copyright

copyright

copyright