V27

2

SPECIFICATIONS

All Specifications Typical at Nominal Line, Full Load, and 25℃ Unless Otherwise Noted

INPUT SPECIFICATIONS:

GENERAL SPECIFICATIONS:

Input Voltage Range ….………….......……....... 5V ….............................4.5-6V

Efficiency ….............................................................................. See Table

12V …..................... 9-18V

Isolation Voltage:

24V …..................... 18-36V

500 VDC min. ……………………….………………… Standard Models

48V …................... 36-72V

3K VDC min. …… (Non-Conductive Black Plastic Only) ….. Suffix “H” Models

Input Surge Voltage (100ms max.) …….…… 5V ….…….…...... 10Vdc max.

1.5K VDC min. ………..…..……………………… Suffix “HM” Models

12V …................. 25Vdc max.

Isolation Resistance …....................................................… 109 Ohm min.

24V …................. 50Vdc max.

Switching Frequency …........................................................ 100KHz min.

48V …............... 100Vdc max.

Operating Ambient Temperature Range …...................... -25℃ to +71℃

Input Filter ………………………………………………….…………….. Pi Type

Power De-Rating Curve ……………..……………………….. See Figure1

OUTPUT SPECIFICATIONS:

Case Temperature (note4) … Plastic/Copper case … 95℃/100℃ max.

Voltage Accuracy …...................................................................... ±2.0% max.

Cooling ……………………………………………….. Natural Convection

Voltage Balance (Dual) ….............................................................. ±1.0% max.

Storage Temperature Range ………….……....……..... -40℃ to +100℃

Temperature Coefficient ……………………..………………… ±0.05%/℃ max.

Humidity ................................................. 95% RH max. Non Condensing

Ripple & Noise, 20MHz BW .……………… 3.3V/5V ……. 100mV pk-pk, max.

MTBF ………. MIL-HDBK-217F ..…..……………………… 2000Khrs typ.

12V/15V …..…… 1% pk-pk max.

Dimensions … DIP …...… 1.25×0.80x0.40 inches (31.8x20.3×10.2 mm)

Short Circuit Protection ……………………………………………… Continuous

SMD ….… 1.25×0.80x0.45 inches (31.8x20.3×11.4 mm)

Line Regulation ………… Single/Dual (note1) …………………. ±0.5% max.

Case Material:

Load Regulation ……..… Single (note2) …………....…………. ±0.5% max.

Standard Models …………………….… Non-Conductive Black Plastic

Dual (note2) ….….….……………… ±1.0% max.

Suffix “M” Models .. Black Coated Copper with Non-Conductive Base

NOTE:

Suffix “S” Models …….…………………...…………… SMD Package

1. Measured from high line to low line.

Weight ………………………………………………….……………… 12.5g

2. Measured from full load to 10% load.

3. Measured from full load to 1/4 load.

4. Maximum case temperature under any operating condition should

not be exceed 95℃ (plastic case), 100℃ (copper case).

Case A Dimensions:

1

2

3

10

11

12

13

14

15

16

22

23

24

BOTTOM VIEW

SEE NOTE

PIN CONNECTION

500 VDC

1.5K & 3K VDC

Pin

Single Output

Dual Output

1,24

2,23

3,22

10,15

11,14

12,13

+V Input

NC

NC

-V Output

+V Output

-V Input

+V Input

-V Output

-V Input

Common

Common

+V Output

* NP-NO PIN

* NC-NO CONNECTION WITH PIN

NOTE:Pin Size is 0.02 ±0.002 Inch (0.5±0.05 mm)DIA

All Dimensions In Inches (mm)

Tolerances

Inches: X.XX= ±0.02 , X.XXX= ±0.010

Millimeters: X.X= ±0.5 , X.XX=±0.25

0.80

[20.3]

0.40

[10.2]

0.15

[3.8]

0.600

[15.24]

9

9

4

20,21

0.02

[0.5]

1.25

[31.8]

20

5

0.08

[2.0]

2

1

4

3

22

24 23

21

CASE AS

0.04

[1.0]

0.100

[2.54]

9

16

12

11

10

13

14

15

DIP

SMD

NP

NC

NP

NC

NP

NC

DIP

SMD

Pin

Single Output

Dual Output

DIP

SMD

DIP

SMD

NP

NC

NP

NC

NP

NC

NC

NC

-V Output

Common

-V Input

-V Input

+V Output

+V Output

Common

-V Output

+V Input

+V Input

1,24

2,3

10,15

11

12,13

14

9

22,23

16

4,5

20,21

NP

NC

NP

NC

NP

NC

NP

NC

NC

NC

NP

NC

NP

NC

NP

NC

NP

NC

16

NP

NC

NP

NC

5

NP

NC

NP

NC

TOP VIEW

Figure1.Typical Derating curve for Natural Convection

95

71

-25

100

0%

20%

40%

60%

80%

100%

120%

-25

0

25

50

75

100

Ambient Temperature(oC)

Plastic Case

Copper Case