V27

2

SPECIFICATIONS

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

INPUT SPECIFICATIONS:

GENERAL SPECIFICATIONS:

Input Voltage Range ....…………..........….... 12V ................................ 9-18V

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

24V ............................. 18-36V

Isolation Voltage:

48V .............................. 36-72V

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

Input Surge Voltage (100ms max.) ……….… 12V …….……........ 25Vdc max.

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

24V ....................... 50Vdc max.

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

48V ..................... 100Vdc max.

Isolation Resistance .....................................................…… 10

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

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

OUTPUT SPECIFICATIONS:

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

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

Power de-rating Curve ……………………………………….. see Figure1

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

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

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

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

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

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

12V/15V ………… 1% pk-pk max.

Humidity .................................................. 95% RH max. Non condensing

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

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

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

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

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

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

Dual (note3) ……….………………… ±1.0% max.

Case Material:

NOTE:

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

1. Measured From High Line to Low Line.

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

2. Measured From Full Load to 10% Load.

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

3. Measured From Full Load to 1/4 Load.

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

4. Maximum case temperature under any operating condition should

not be exceed 95℃(Plastic Case),100℃(Copper Case).

Case A Dimensions:

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

9

4

20,21

CASE AS

TOP

VIEW

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

Figure1.Typical Derating curve for Natural Convection

95

71

-25

100

0%

20%

40%

60%

80%

100%

120%

-25

0

25

50

75

100

Plastic Case

Copper Case