Pin Configuration

Derating Curve

Ta (

)

℃

- 40

0

25

50

55

75

100

50

100

-Vin

+ Vin

+ Vout

- Vout

Tr im

2

1

6

5

4

LOAD

UP

DOWN

TRIMPOT

VR

VR

5 00KΩ

External Output Tri mming

Output

Output

+ Vin

+Vout

-Vin

-Vo ut

R.C

Tri m

Pin No.

Pin No.

1

4

2

5

3

6

BOTTOM

VIEW

SIDE

VIEW

12 ~ 15Vo

5Vo

   

‧

‧

‧

‧

‧

‧

‧

‧

‧

‧

‧

‧

‧

‧

×

   

    

  

   

  

       

          

    

   

  

    

   

  

SPECIFICATION

F ile Na me:SK M50- SPEC 201 3-04-1 5

SKM50B-05

SKM50C-05

SKM50B-12

SKM50C-12

SKM50B-15

SKM50C-15

ORDER NO.

DC VOLTAGE

CURRENT RANGE

RATED POWER

OUTPUT

SWITCHING FREQUENCY

VOLTAGE RANGE

UND ER VOLTAG E SH UTDOWN

EFFICIENCY (Typ.)

DC CURRENT

INPUT

(N ote. 5)

ENVIRONMENT

SAFETY &

EMC

WITHSTAND VOLTAGE

ISOLATION RESISTANCE

WORKING TEMP.

OVER VOLTAGE

WORKING HUMIDITY

CASE TEMP.

STORAGE TEMP., HUMIDITY

TEMP. COEFFICIENT

VIBRATION

MTBF

DIMENSION

OTHERS

NOTE

WEIGHT

OVER CURRENT

FILTER

SHORT CIRCUIT

PROTECTION

B: 18 ~ 36VDC

C: 36 ~ 75VDC

B: 16VDC

C: 32VDC

300KHz typ.

±2.0%

±0.5%

±0.2%

60mVp-p

80mVp-p

-20 ~ +10%

100mVp-p

-20 ~ +10%

50W

1 ~ 10A

0.41 ~ 4.17A

0.33 ~ 3.33A

5V

12V

15V

91%

2300mA

1160mA

2300mA

1160mA

2300mA

1160mA

110mA

60mA

110mA

60mA

110mA

60mA

110% ~ 180% rated output power

I/P-O/P:1.5KVDC

I/P-O/P: 100M Ohms / 500VDC / 25

/ 70% RH

℃

700Khrs min. MIL-HDBK-217F(25

)

℃

-40 ~ +75

(Refer to "Derating Curve")

℃

5Vo : 7V ~ 8.95V ; 12Vo : 15V ~ 19.2V ; 15Vo : 18V ~ 23.3V

Protection type : Clamp by TVS diode

B: >40 ~ 50VD C

C: >80 ~ 100VDC input voltage

Protection type : Shut dow n o/p voltage, recovers automatically after fault condition is removed

20% ~ 90% RH non-condensing

+115

max.

℃

-55 ~ +125

, 10 ~ 95% RH

℃

±

℃

0.03% /

(0 ~ 55

)

℃

10 ~ 500Hz, 2G 10min./1cycle, period for 60min. each along X, Y, Z axes

50.8*25.4*13.7 mm or 2"*1"*0.54" inch (L*W*H)

43g

         

  

                   

            

         

       

                

℃

Full load

Input(Typ.)

No load

Output(Typ.)

Pi network

91%

92%

90%

Mechanical Specification

Unit:mm (inch)

Note : P in tolera nce 0.1 mm ; oth er tolerance

±

±0.8mm

91%

91%

50W DC-DC Regulated Single Output Converter

■

 

Protection type : Hiccup mode, recovers automatically after fault condition is removed

All output equipped with short circuit

Protection type : Hiccup mode, recovers automatically after fault condition is removed

LINE REGULATION

Note.3

LOAD REGULATION

Note.4

VOLTAGE ACCURACY

Compliance to EN55022 Class A, FCC part 15 Class A without external components

Compliance to EN61000-4 -2,3,4,5,6,8, light industry level, criteria A

PROTECTION

Fuse recommended

EXTERNAL CAPACITANCE LOAD (max.) 1000uF

EXTERNAL TRIM Adj. RANGE(Typ.) ±10%

REMOTE CONTROL

Power ON : R.C ~ -Vin > 2.5VDC or open circuit ; Power OFF : R.C ~ -Vin < 0.5VDC or short

EMC IMMUNITY

EMC EMISSION

Note.5

50.8[2.0 0]

45.72[ 1.8]

ψ1

5.8 [0.23]

13.7 [ 0.5 4]

3

4

5

6

2

1