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SKM50B-12 Datasheet(PDF) 1 Page - Mean Well Enterprises Co., Ltd.

Part No. SKM50B-12
Description  50W DC-DC Regulated Single Output Converter
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Maker  MEANWELL [Mean Well Enterprises Co., Ltd.]
Homepage  http://www.meanwell.com
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SKM50B-12 Datasheet(HTML) 1 Page - Mean Well Enterprises Co., Ltd.

   
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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
S K M 5 0 series
 
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
RIPPLE & NOISE (max.) Note.2
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


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