50W DC-DC Regulated Single Output Converter
SKM50 series
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SPECIFICATION
ORDER NO.
SKM50B-05
SKM50C-05
SKM50B-12
SKM50C-12
SKM50B-15
SKM50C-15
DC VOLTAGE
5V
12V
15V
CURRENT RANGE
RATED POWER
1 ~ 10A
50W
0.41 ~ 4.17A
0.33 ~ 3.33A
RIPPLE & NOISE (max.) Note.2 60mVp-p
80mVp-p
100mVp-p
±0.2%
Note.3
LINE REGULATION
LOAD REGULATION
VOLTAGE ACCURACY
OUTPUT
Note.4 ±0.5%
±2.0%
SWITCHING FREQUENCY
300KHz typ.
EXTERNAL CAPACITANCE LOAD (max.) 1000uF
±10%
EXTERNAL TRIM Adj. RANGE(Typ.)
VOLTAGE RANGE
-20 ~ +10%
-20 ~ +10%
B: 18 ~ 36VDC C: 36 ~ 75VDC
B: 16VDC C: 32VDC
UNDER VOLTAGE SHUTDOWN
91%
91%
92%
91%
90%
91%
EFFICIENCY (Typ.)
Full load
DC CURRENT
2300mA
110mA
1160mA
60mA
2300mA
110mA
1160mA
60mA
2300mA
110mA
1160mA
60mA
INPUT
No load
Pi network
FILTER
Power ON : R.C ~ -Vin > 2.5VDC or open circuit ; Power OFF : R.C ~ -Vin < 0.5VDC or short
Fuse recommended
REMOTE CONTROL
PROTECTION
110% ~ 180% rated output power
OVER CURRENT
SHORT CIRCUIT
Protection type : Hiccup mode, recovers automatically after fault condition is removed
All output equipped with short circuit
PROTECTION
(Note. 5)
Protection type : Hiccup mode, recovers automatically after fault condition is removed
Input(Typ.) B: >40 ~ 50VDC C: >80 ~ 100VDC input voltage Protection type : Shut down o/p voltage, recovers automatically after fault condition is removed
OVER VOLTAGE
Output(Typ.) 5Vo : 7V ~ 8.95V ; 12Vo : 15V ~ 19.2V ; 15Vo : 18V ~ 23.3V
-40 ~ +75℃ (Refer to "Derating Curve")
+115℃ max.
Protection type : Clamp by TVS diode
WORKING TEMP.
CASE TEMP.
20% ~ 90% RH non-condensing
WORKING HUMIDITY
STORAGE TEMP., HUMIDITY
TEMP. COEFFICIENT
VIBRATION
ENVIRONMENT
-55 ~ +125℃, 10 ~ 95% RH
±0.03% / ℃ (0 ~ 55℃)
10 ~ 500Hz, 2G 10min./1cycle, period for 60min. each along X, Y, Z axes
I/P-O/P:1.5KVDC
WITHSTAND VOLTAGE
I/P-O/P: 100M Ohms / 500VDC / 25℃/ 70% RH
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
700Khrs min. MIL-HDBK-217F(25℃)
SAFETY & ISOLATION RESISTANCE
EMC
Note.5
EMC EMISSION
EMC IMMUNITY
MTBF
OTHERS
DIMENSION
50.8*25.4*13.7 mm or 2"*1"*0.54" inch (L*W*H)
43g
WEIGHT
Pin Configuration
Derating Curve
Mechanical Specification
Unit:mm(inch)
Output
Output
50.8[2.00]
Pin No.
Pin No.
1
2
3
4
5
6
+Vin
-Vin
R.C
+Vout
-Vout
Trim
5Vo
SIDE
VIEW
100
50
13.7 [0.5 4]
5.8[0.23]
12 ~ 15Vo
ψ1
45.72[1.8]
External Output Trimming
4
5
6
2
4
-Vin
+Vout
-Vout
Trim
1
2
LOAD
500KΩ
BOTTOM
VIEW
5
VR
-40
0
25
50 55 75 100
3
VR
1
6
Ta (℃)
+Vin
UP DOWN TRIMPOT
Note : Pin tolerance ±0.1mm ; other tolerance ±0.8mm
℃
NOTE
File Name:SKM50-SPEC 2013-04-15