LS75-3.3 TDK Corporation, LS75-3.3 Datasheet - Page 4

• Manufacturer Part Number: LS75-3.3
• Description: POWER SUPPLY 3.3V 15A SGL OUTPUT
• Manufacturer: TDK Corporation
• Series: LSr

Specifications of LS75-3.3

• Power Supply Type: Switching (Closed Frame)
• Voltage - Output: 3.3V
• Number Of Outputs: 1
• Power (watts): 75W
• Applications: Commercial
• Voltage - Input: 88 ~ 264VAC
• Mounting Type: Chassis Mount
• 1st Output: 3.3 VDC @ 15A
• Size / Dimension: 5.1" L x 3.8" W x 1.5" H (129.5mm x 96.5mm x 38.1mm)
• Power (watts) - Rated: 49.5W
• Operating Temperature: -25°C ~ 70°C
• Efficiency: 75%
• Approvals: CE, EN, IEC, UL
• Power Supply Output Type: Fixed
• No. Of Outputs: 1
• Output Voltage: 3.3V
• Output Current: 15A
• Power Rating: 49.5W
• Input Voltage: 88V AC To 264V AC
• Length: 129.54mm
• Width: 96.52mm
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• 3rd Output: -
• 2nd Output: -
• 4th Output: -
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant, Lead free / RoHS Compliant
• Other names: 285-1828; LS753; LS753.3

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