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MSA_(M)D-3W&MSB_(M)D-3W

B/0-2012

Page 2 of 6

Input

Voltage(VDC)

Output Current (mA)

Input Current (mA)(typ.)

Model Number

Nominal

(Range)

Max*

Output

Voltage

(VDC)

Max.

Min.

@Max.

Load

@No

Load

Reflected

Ripple

Current

(mA,typ.)

Max.

Capacitive

Load

Efficiency

(%, typ.)

@Max.

Load

Certificate

MSA4805(M)D-3W

±5

±300

±30

82

680

76

MSA4812(M)D-3W

±12

±125

±12

78

330

80

MSA4815(M)D-3W

±15

±100

±10

77

6

20

220

81

MSB4803(M)D-3W

3.3

909

90

84

2200

74

MSB4805(M)D-3W

5

600

60

82

1000

76

MSB4809(M)D-3W

9

333

33

80

680

78

MSB4812(M)D-3W

12

250

25

77

470

81

MSB4815D-3W

15

200

20

78

330

80

MSB4824(M)D-3W

48

(36-72)

80

24

125

12

76

8

25

220

82

Note: 1.*Input voltage can

’t exceed this value, or will cause the permanent damage.

2. Models listed with strike-through text have been officially discontinued.

3.

#

For each output.

INPUT SPECIFICATIONS

Item

Test Conditions

Min.

Typ.

Max.

Unit

5VDC input

-0.7

--

12

12VDC input

-0.7

--

25

24VDC input

-0.7

--

50

Input Surge Voltage (1sec. max.)

48VDC input

-0.7

--

100

5VDC input

--

4.0

4.5

12VDC input

--

8.5

9

24VDC input

--

17

18

Start-up Voltage

48VDC input

--

34

36

VDC

Short Circuit Input Power

--

1.5

2.5

W

Input Filter

π Filter

OUTPUT SPECIFICATIONS

Item

Test Conditions

Min.

Typ.

Max.

Unit

Output Power

0.3

--

3

W

Positive voltage accuracy

--

±1

±3

Negative voltage accuracy

Refer to recommended circuit

--

±3

±5

Output Voltage Balance

Dual Output, Balanced Loads

--

±0.5

±1

Line Regulation

Input voltage from low to high

--

±0.2

±0.5

Load Regulation

From10% to 100% load

--

±0.5

±1

%

Transient Recovery Time

--

6

15

ms

Transient Response Deviation

25% Load step change

--

±3

±5

%

Temperature Drift

Refer to recommended circuit

--

--

±0.03

%/

°C

Ripple & Noise*

20MHz Bandwidth

--

50

100

mVp-p

Short Circuit Protection

Continuous, automatic recovery

Note: 1.Dual output models unbalanced load: ≤

±5%.

2.*Ripple and noise tested by

“parallel cable” method. See detailed operation instructions at Testing of Power Converter section, application notes.

COMMON SPECIFICATIONS

Item

Test Conditions

Min.

Typ.

Max.

Unit

Isolation Voltage

Tested for 1 minute and leakage current less than 1 mA

1500

--

--

VDC

Isolation Resistance

Test at 500VDC

1000

--

--

M

Ω

Isolation Capacitance

Input/Output,100KHz/1V

--

80

--

pF

Switching Frequency

100% load, input voltage range

--

300

--

KHz

MTBF

MIL-HDBK-217F@25℃

1000

--

--

K hours

Case Material

D: Plastic(UL94-V0), MD:Stainless steel

Weight

--

15

--

g