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DC/DC CONVERTER
UNREGULATED TYPE
UNM SERIES

ELECTRICAL SPECIFICATIONS

Input Voltage Range

+/-10% max

Line Regulation

+/-1.2% max

Input Filter

Capacitor Typ

Load Regulation

+/-8% max

Protection

Fuse Recommended

Minimum Load

10% of Full Load

Voltage Setpoint Accuracy

+/-3% max

Short Circuit Protection

Momentary

Temperature Coefficient

+/-0.03%/oC

Transient Response

200uS max

Ripple & Noise(20MHz BW)

100mVp-p max

 

 

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OUTPUT SPECIFICATIONS

GENERAL SPECIFICATIONS

Operating Temperature

-40oC to +71oC

Isolation Capacitance

80pF max

Storage Temperature

-55oC to +125oC

Switching Frequency

100 KHz min

Humidity

95% max

MTBF

>2,000,000 Hours at 25oC

Cooling

Free-Air Convection

Case Material

Non-Conductive Plastic

Efficiency

72%-78%

Conducted Emissions

EN55022 Class A

Isolation Voltage

1000 VDC min

Radiated Emissions

EN55022 Class A

Isolation Resistance

109 ohms min

 

 

Mechanical Characteristics

Length:25.4mm

Height:11.0mm

Width: 12.7mm

Weight: 3g Typ

1.8W SINGLE OUTPUT

Model No

INPUT VOLTAGE
(DC)

OUTPUT VOLTAGE
(DC)

OUTPUT CURRENT
(mA)

INPUT CURRENT(mA)

EFF
(%)

ISOLATION
(VDC)

FULL LOAD

NO LOAD

UNMS-0505

5

5

360

500

70

72

1000

UNMS-0509

5

9

200

480

70

75

1000

UNMS-0512

5

12

150

467

70

77

1000

UNMS-0515

5

15

120

467

70

77

1000

UNMS-1205

12

5

360

206

40

73

1000

UNMS-1209

12

9

200

197

40

76

1000

UNMS-1212

12

12

150

192

40

78

1000

UNMS-1215

12

15

120

192

40

78

1000

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SIMPLIFIED SCHEMATIC

UNM-SCHEMATIC
UNM-DIMENSIONS
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MECHANICAL DIMENSIONS  DETAILS

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