DC/DC Converter

URA_YMD-10WR3 & URB_YMD-10WR3 Series

2014.06.23-A/0

Page 3 of 6

MORNSUN Guangzhou Science & Technology Co., Ltd. reserves the copyright and right of final interpretation

Note:*This series of products with reduced frequency technology,The switching frequency of the full test, when the load is light, the switching frequency decline.

Physical Specifications

Casing Material

Aluminum alloy

Package Dimensions

Horizontal package

25.40*25.40*11.70 mm

A2S chassis mounting

76.00*31.50*21.20 mm

A4S DIN-rail mounting

76.00*31.50*25.80 mm

Weight

Horizontal package/A2S wiring package/A4S rail package

15.00g/35.00g/55.00g (Typ.)

Cooling method

Free air convection

EMC Specifications

EMI

Conducted disturbance

CISPR22/EN55022 CLASS A (Bare component)/

CLASS B (see Fig.3-② for recommended circuit)

Radiated emission

CISPR22/EN55022 CLASS A (Bare component)/

CLASS B (see Fig.3-② for recommended circuit)

EMS

Electrostatic discharge

IEC/EN61000-4-2

Contact ±4KV

perf. Criteria B

Radiation immunity

IEC/EN61000-4-3

10V/m

perf. Criteria A

EFT

IEC/EN61000-4-4

±2KV (see Fig.3-① for recommended circuit)

perf. Criteria B

Surge immunity

IEC/EN61000-4-5

±2KV (see Fig.3-①for recommended circuit)

perf. Criteria B

Conducted disturbance immunity

IEC/EN61000-4-6

3 Vr.m.s

perf. Criteria A

Immunities of voltage dip,

drop and short interruption

IEC/EN61000-4-29 0-70%

perf. Criteria B

Product Characteristic Curve

Operating Temperature( )

℃

Temperatu re D erating Cur ve

0

20

40

60

80

100

120

-40040

85

120

71

65

Others Output

3.3V,5V,

Output

Safe Operating Area

Fig. 1

URA4815YMD-

10WR3

70

75

80

85

90

95

100

18

24

30

36

42

48

54

60

66

75

Input Voltage (V)

Efficiency Vs Input Voltage (Full Load)

URA4815YMD-

10WR3

50

55

60

65

70

75

80

85

90

95

100

5

102030405060708090 100

Output Current Percentage (%)

Efficiency Vs Output Load(Vin=Vin-nominal)

URB2405YMD-

10WR3

50

55

60

65

70

75

80

85

90

95

100

9

121518212427303336

Input Voltage (V)

Efficiency Vs Input Voltage (Full Load)

URB2405YMD-

10WR3

50

55

60

65

70

75

80

85

90

95

100

5

102030405060708090 100

Output Current Percentage (%)

Efficiency Vs Output Load(Vin=Vin-nominal)