WRA(B)----(M)P-3W系列产品：

FEATURES

· 2:1 WIDE INPUT VOLTAGES:9-18V,18-36V,36-72V

· 3WATTS 24PIN DIL(1.25x0.8x0.4inches) PACKAGE

· EFFICIENCY TO 82%

· PI INPUT FILTER

GENERAL SPECIFICATIONS

· SWITCHING FREQUENCY

: 100KHz TYP.

ELECTRICAL SPECIFICATIONS

· OUTPUT RIPPPLE & NOISE

: 100mVp-p(20MHz B.W.)

· prefix = st1 ns = "urn:schemas-microsoft-com:office:smarttags" INPUT VOLTAGE RANGE

:12V nominal …9-18V

· ISOLATION VOLTAGE

:1500VDC

:24V nominal …18-36V

· ISOLATION RESISTANCE

:10⁹ohms

:48V nominal …36-72V

· STORAGE TEMPERATURE RANGE

:-40℃TO 100℃

· OUTPUT VOLTAGE ACCURACY

:±2%

· OPERATING TEMPERATURE RANGE

:-25℃TO +71℃

· LINE REGULATION

:±0.5%

· SHORT CIRCUIT PROTECTION

: CONTINUOUS

· LOAD REGULATION(SINGLE)

:±0.5% (F.L. to 10% Load)

· CASE MATERIAL

: BLACK COATED COPPER WITH

· LOAD REGULATION(DUAL)

:±1.0% (F.L. to 1 / 4 Load)

 NON-CONDUCTIVE BASE

· EFFICIENCY

:see table

PART N0.

INPUT                      VOLTAGE

OUTPUT

VOLTAGE

OUTPUT

CURRENT

INPUT CURRENT

EFFICIENCY (%)

NO LOAD

FULL LOAD

WRB1203(M)P-3W

9-18VDC

3.3VDC

1000mA

7.5mA

405mA

68

WRB1205(M)P-3W

9-18VDC

5VDC

1000mA

7.5mA

545mA

76

WRB1212(M)P-3W

9-18VDC

12VDC

470mA

7.5mA

585mA

80

WRB1215(M)P-3W

9-18VDC

15VDC

400mA

7.5mA

625mA

80

WRA1205(M)P-3W

9-18VDC

±5VDC

±500mA

12 A

545mA

76

WRA1212(M)P-3W

9-18VDC

±12VDC

±230mA

12 A

575mA

80

WRA1215(M)P-3W

9-18VDC

±15VDC

±190mA

12 A

590mA

80

WRB2403(M)P-3W

18-36VDC

3.3VDC

1000mA

5mA

195mA

70

WRB2405(M)P-3W

18-36VDC

5VDC

1000mA

5mA

265mA

78

WRB2412(M)P-3W

18-36VDC

12VDC

470mA

5mA

285mA

82

WRB2415(M)P-3W

18-36VDC

15VDC

400mA

5mA

305mA

82

WRA2405(M)P-3W

18-36VDC

±5VDC

±500mA

7.5mA

265mA

78

WRA2412(M)P-3W

18-36VDC

±12VDC

±230mA

7.5mA

285mA

81

WRA2415(M)P-3W

18-36VDC

±15VDC

±190mA

7.5mA

295mA

81

WRB4803(M)P-3W

36-72VDC

3.3VDC

1000mA

2mA

98mA

70

WRB4805(M)P-3W

36-72VDC

5VDC

1000mA

2mA

133mA

78

WRB4812(M)P-3W

36-72VDC

12VDC

470mA

2mA

145mA

81

WRB4815(M)P-3W

36-  72VDC

15VDC

400mA

2mA

154mA

81

WRA4805(M)P-3W

36-  72VDC

±5VDC

±500mA

3mA

265mA

78

WRA4812(M)P-3W

36-72VDC

±12VDC

±230mA

3mA

142mA

81

PIN

SINGLE

DUAL

2,3

-INPUT

-INPUT

9

NC

COMMON

11

NC

-OUTPUT

14

+OUTPUT

+OUTPUT

16

-OUTPUT

COMMON

22,23

+INPUT

+INPUT