SPECIFICATION
MODEL
DC VOLTAGE
RATED CURRENT
CURRENT RANGE
RATED POWER
OUTPUT VOLTAGE ADJ. RANGE
LINE REGULATION Note.4
LOAD REGULATION Note.5
SETUP, RISE TIME
HOLD UP TIME (Typ.)
VOLTAGE RANGE
FREQUENCY RANGE
EFFICIENCY(Typ.)
AC CURRENT (Typ.)
INPUT
INRUSH CURRENT (Typ.)
LEAKAGE CURRENT
TEMP. COMPENSATION
OUTPUT VOLTAGE SENSOR
SAFETY STANDARDS
WORKING TEMP.
WORKING HUMIDITY
STORAGE TEMP., HUMIDITY
TEMP. COEFFICIENT
VIBRATION
MTBF
DIMENSIONOTHERS
NOTE
PACKING
OVERLOAD
500ms, 30ms/230VAC 1200ms, 30ms/115VAC at full load
50ms/230VAC 16ms/115VAC at full load
85 ~ 264VAC 120 ~ 370VDC
47 ~ 63Hz
81%
1.1A/115VAC 0.65A/230VAC
COLD START 45A
<2mA / 240VAC
4.3 ~ 5.8A rated output power
16.6 ~ 19.3V
Compliance to EN55022 (CISPR22) Class B,EN61000-3-2,3
-20 ~ +60 (Refer to output load derating curve)
20 ~ 90% RH non-condensing
-40 ~ +85, 10 ~ 95% RH
±0.03%/ (0 ~ 45)
10 ~ 500Hz, 2G 10min./1cycle, period for 60min. each along X, Y, Z axes
495.7K hrs min. MIL-HDBK-217F (25)
129*98*38mm (L*W*H)
File Name:SCP-50-SPEC 2014-05-15
13.8V
3.6A
0 ~ 3.6A
49.7W
120mVp-p
±2.0%
±1.0%
±2.0%
SCP-50-12
OVER VOLTAGE
EMC IMMUNITY Compliance to EN61000-4-2, 3, 4, 5, 6, 8,11, ENV50204, EN55024, EN61000-6-1, light industry level, criteria A
+15,-5%
50W Single Output Switching Power Supply












SCP-50 series
RIPPLE & NOISE (max.) Note.2
VOLTAGE TOLERANCE Note.3
EMC EMISSION
ENVIRONMENT
SAFETY &
EMC
(Note 7)
PROTECTION
WITHSTAND VOLTAGE
ISOLATION RESISTANCE
I/P-O/P:3KVAC I/P-FG:1.5KVAC O/P-FG:0.5KVAC
I/P-O/P, I/P-FG, O/P-FG:100M Ohms / 500VDC / 25/ 70% RH









Protection type : Hiccup mode, recovers automatically after fault condition is removed
Protection type : Shut down o/p voltage, re-power on to recover
0.45Kg; 30pcs/14.5Kg/0.95CUFT
UL60950-1, CB(IEC60950-1) approved
2.2 ~ 2.9A rated output power
1.8A
27.6V
2.2A
0 ~ 1.8A
49.7W
200mVp-p
±1.0%
±1.0%
±1.0%
85%
33.1 ~ 38.5V
SCP-50-24
+15,-5%
PEAK 5S Note.6 4.3A
FUNCTION By NTC (not provide with the power supply)
L=output voltage +0.2 ~ 0.7V(AC OK); L=0V(AC Fail)
Mechanical Specification Case No. 903 Unit:mm
File Name:SCP-50-SPEC 2014-05-15
Block Diagram
CIRCUIT
DETECTION
O.L.P.
EMI
FILTER
RECTIFIERS
&
FILTER
POWER
SWITCHING FILTER
&
RECTIFIERS +V
B+
B-
L
-V
I/P
FG
CONTROL
O.V.P.
Output Derating VS Input Voltage
INPUT VOLTAGE (VAC) 60Hz
85 10095 120115 160140 200180 240220 264
LOAD (%)
Ta=25
90
100
80
70
60
50
40
AMBIENT TEMPERATURE ()
LOAD (%)
-20 0 2010 30 40
20
40
80
60
100
6050 70
fosc : 60KHz
(HORIZONTAL)
Derating Curve
Terminal Pin No. Assignment (TB1)
Terminal Pin No. Assignment (TB2)
Pin No.
Pin No.
1
1
2
2
3
Assignment
Assignment
AC/L
AC/N
FG
DC OUTPUT +V
CN2 : JST B2B-XH or equivalent
Mating Housing
JST XHP JST SXH-001T-P0.6
or equivalent or equivalent
Terminal
B+
L
B-
-V
+V
LED
CN2
SVR1
1
2
1
2
3
TB1
TB2
RED(B+)
YELLOW(L)
BLACK(-V)
BLACK(B-)
400 FS2
F6.3A/250V
ORANGE(+V)
FS1
F3.15A/250V
DC OUTPUT -V
9
ψ3.5
ψ3.5
77
32
38
28.5
3-M3 L=6
3.5
9.518
4.5 73.5
129
85.5
33 31
2-M3 L=4
3.5
98
120
6.5
18.5
122.5
7
50W Single Output Switching Power Supply SCP-50 series
50W Single Output Switching Power Supply SCP-50 series
File Name:SCP-50-SPEC 2014-05-15
Function Description
1.B+,B-
2.L
3.+V,-V
4.CN2
Connect the battery : B+ connected to battery positive.
Output voltage detection, detect output voltage or battery voltage ( if battery is used).
Output voltage. Can't connect the battery.
Temperature sensor can be connected to the unit to allow temperature compensation of the charging voltage.
If the sensor is not used, the charger still works normally.
Reference example:
Connect 100KΩ Thermistor(THINKING) on NTC. The output voltage will change along
SCP-50-12
Ta :0Ta :25Ta :50
14.4±0.2V 13.8±0.1V 13.2±0.2V
29.3±0.4V
25
Temperature Sensor
14.4
29.3
13.8
27.6
13.2 (12V)
(24V)
26.4
50
0
V
()
27.6±0.2V 26.4±0.4V
SCP-50-24
with the temperature change. If the output voltage is adjusted other than the rated value by internal potential meter,
please consult Meanwell for suitable value of Thermistor.
B- connected to battery negative.
AC
Voltage of L Pin
AC
OK
Fail
Output voltage +0.2~0.7V(depends on Vf of diode)
0V
(Under rated DC output voltage)
Mouser Electronics
Authorized Distributor
Click to View Pricing, Inventory, Delivery & Lifecycle Information:
Mean Well:
SCP-50-12 SCP-50-24