SP50U
50 WATT, Universal Input
Fully Enclosed Switching Power Supply
ELECTRICAL SPECIFICATIONS
All specifications are typical at nominal input, full load.
INPUT SPECIFICATIONS
Input Voltage.............................................. AC 85V-264V
DC 110V-340V
Input Frequency.......................................... 47 ~ 63 Hz
Input Current.............................................. 0.52 ~ 1.2A
Inrush Current
(100/230VAC cold start)
.................16 ~ 45A
OUTPUT SPECIFICATIONS
Output Voltage........................................... See Chart
Output Adjustment.................................... ± 10%
Efficiency.................................................... 70 ~ 79%
Over-Voltage Protection.............................. Zener Limiter
Over-Current Protection.............................. Automatic Recovery (105% min)
Ripple and Noise........................................ 150 mVp-p
max.
Hold-Up Time............................................. 20-210 mS typ
Line/Load Regulation.................................. See Chart
Rise Time.................................................... 100 mS max.
Leakage Current
(100/230VAC)
........................ Vin= 100V
Vin= 230V
0.5mA max.
0.75mA max.
FEATURES
UNIVERSAL INPUT (AC85-264V)
BUILT-IN OVERVOLTAGE PROTECTION
OVERCURRENT PROTECTION
LIGHTWEIGHT CONSTRUCTION
METAL CHASSIS WITH COVER
COMPACT, LOW-PROFILE PACKAGES
3 YEAR WARRANTY
GENERAL SPECIFICATIONS
MTBF @ 50˚C ............................................. >184,000 Hours
Isolation Voltage
Primary to Secondary............... 3000VAC
Primary to Case........................ 1500VAC.
Secondary to Case.................... 500VAC.
Isolation Resistance.................................... 100-Mohms min.
ENVIRONMENTAL SPECIFICATIONS
Operating Temperature .............................. 0˚-60˚C
Derates linearly 2.5%/˚C after 50˚C
Cooling........................................................ Convection
Temperature Coefficient.............................. 0.02% / ˚C
Humidity.......................................................20-85% Rh (non-condensing)
Storage Temperature.................................. -20˚C -- 85˚C
Shock Vibration........................................... Shock: 20G
(3 directions each 3 times)
Vibration: 10 ~ 55Hz
SAFETIES / EMI
TUV
FCC-B
EN 55022-B
VCCI-II
PHYSICAL SPECIFICATIONS
Metal Enclosed - Terminal Bloc
k
68
Series
MODEL
SP50U-03S
SP50U-05S
SP50U-12S
SP50U-15S
SP50U-24S
SP50U-48S
OUTPUT VOLTAGE
3.3 VDC
5 VDC
12 VDC
15 VDC
24 VDC
48 VDC
OUTPUT CURRENT
@100V
@230V
EFFICIENCY
70%
72%
77%
77%
78%
78%
LINE REGULATION
20 mV max.
20 mV max.
20 mV max.
20 mV max.
30 mV max.
50 mV max.
LOAD REGULATION
60 mV max.
60 mV max.
60 mV max.
60 mV max.
120 mV max.
180 mV max.
10.0 A
10.0 A
4.6 A
3.7 A
2.3 A
1.2 A
12.0 A
12.0 A
5.5 A
4.4 A
2.5 A
1.4 A
SP50U
NOTE:
All specifications typical and nominal / full load and 25˚C unless otherwise noted.
Mounting screw lenght should not exceed 0.31 inches or 8 mm.
Avoid sustained operation in overload or dead short conditions.
Specifications subject to changes without notice.
• No. 6-32 mounting holes standard
• Dimensions in mm
• Terminal block or “pin”
type connector available
69
51mcu
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