LS50-12 TDK Corporation, LS50-12 Datasheet - Page 4

• Manufacturer Part Number: LS50-12
• Description: POWER SUPPLY 12V 4.2A SGL OUTPUT
• Manufacturer: TDK Corporation
• Series: LSr
• Type: Industrialr

Specifications of LS50-12

• Voltage - Output: 12V
• Number Of Outputs: 1
• Power (watts): 50W
• Applications: Commercial
• Power Supply Type: Switching (Closed Frame)
• Voltage - Input: 88 ~ 264VAC
• Mounting Type: Chassis Mount
• 1st Output: 12 VDC @ 4.2A
• Size / Dimension: 3.9" L x 3.8" W x 1.4" H (99.1mm x 96.5mm x 35.6mm)
• Power (watts) - Rated: 50.4W
• Operating Temperature: -25°C ~ 70°C
• Efficiency: 84%
• Approvals: CE, EN, IEC, UL
• Brand/series: LS Series
• Configuration: Enclosed
• Current, Output: 4.2
• Frequency, Input: 47-63 Hz
• Height: 1.4 Inch
• Length: 3.9 Inch
• Line Regulation: 48 mV
• Load Regulation: 96 mV
• Operation: Switching
• Output: 12 VDC @ 4.2 A
• Power Rating: 50 Watts
• Power, Output: 50.4 W
• Primary Type: AC-DC
• Ripple, Rejection: 120 mV
• Temperature, Operating: –25 to 70 degree C
• Temperature, Storage: –40 to 85 degree C
• Voltage, Adjustment Range: 10.80-13.20
• Voltage, Input: 88 to 264/125 to 373 VAC/VDC
• Voltage, Output: 12 VDC
• Weight: 12.5 Ozs.
• Width: 3.8 Inch
• Output Current (max): 4.2A
• Output Voltage: 12V
• Input Frequency: 47 to 63Hz
• Screening Level: Commercial
• Operating Temperature Min Deg. C: -25C
• Operating Temperature Max Deg. C: 70C
• Mounting Style: Chassis
• Pin Count: 5
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• 3rd Output: -
• 2nd Output: -
• 4th Output: -
• Lead Free Status / Rohs Status: RoHS Compliant part
• Other names: 285-1818; LS5012

3-7. Series Operation
For series operation, either method ( A ) or ( B ) is possible.
Method ( A )
3-8. Parallel Operation
(A) Operation to increase the Output Current is not possible.
(B) Operation as a Backup Power Supply is possible as follows.
1.
2.
3.
Terminal
Terminal
Note : In case of Method ( A ), please connect diodes to prevent the reverse voltage.
(A)
Output
Terminal
Output
Terminal
Output
Output
Set the power supply output voltage higher by the amount of forward voltage drop ( V
Please adjust the output voltage of each power supply to be the same.
Please use within the specifications for output voltage and output current.
Supply
Power
Power
Supply
Load
Load
Output
Terminal
Output
Terminal
3
(B)
Method ( B )
Supply
Output
Terminal
Output
Terminal
Power
Power
Supply
LS
INSTRUCTION MANUAL
TDK-Lambda
F
) of the diode.
25-150
Series
Load
Load
Load