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AC-DC Power Supplies

AC-DC Power Supplies

EFE

300W - 400W Digital AC-DC power supplies

Taking digital control to the next level, TDK-Lambda’s revolutionary EFE Series of embedded power supplies deliver high efficiency and enhanced reliability. Rated at 300W and 400W, with peak power levels of 133%, they offer operating efficiencies of up to 90%. The EFE Series employs an 8-bit microcontroller for full digital control bringing a 25% parts count reduction to achieve a smaller and lighter design.

EFE

Features

  • High Efficiency
  • Digital control
  • 5 in x 3 in / 6 in x 3 in footprint
  • High Power Density (up to 22W/in³)
  • No minimum load
  • Fits 1U applications
  • 400/530 Watts peak power for 10 seconds
  • 5 Year Warranty

Downloads

Product Range Information

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Show details

Part number Power Output info Construction Status Stock Level Datasheet
EFE300-12-CCMDS 300W 12V / 25A
12V / 0.25A
Enclosed Current product Enquire   Datasheet
EFE300-12-CNMDS 300W 12V / 25A
12V / 0.25A
Open Frame pcb Current product Enquire   Datasheet
EFE300-24-CCMDS 300W 24V / 12.5A
12V / 0.25A
Enclosed Current product Enquire   Datasheet
EFE300-24-CNMDS 300W 24V / 12.5A
12V / 0.25A
Open Frame pcb Current product Check stock  
EFE400-12-CCMDS 399.6W 12V / 33.3A
12V / 0.25A
Enclosed Current product Enquire   Datasheet
EFE400-12-CNMDS 399.6W 12V / 33.3A
12V / 0.25A
Open Frame pcb Current product Enquire   Datasheet
EFE400-24-CCMDS 400.8W 24V / 16.7A
12V / 0.25A
Enclosed Current product Enquire   Datasheet
EFE400-24-CNMDS 400.8W 24V / 16.7A
12V / 0.25A
Open Frame pcb Current product Enquire   Datasheet
EFE300-12-ECMDS 300W 12V / 25A
Enclosed Current product Enquire   Datasheet
EFE400-12-ECMDS 399.6W 12V / 33.3A
Enclosed Current product Enquire   Datasheet
EFE300-24-CCMDS 300W 24V / 12.5A
12V / 0.25A
Enclosed Current product Enquire   Datasheet
EFE300-24-CNMDS 300W 24V / 12.5A
12V / 0.25A
Open Frame pcb Current product Check stock  
EFE400-24-CCMDS 400.8W 24V / 16.7A
12V / 0.25A
Enclosed Current product Enquire   Datasheet
EFE400-24-CNMDS 400.8W 24V / 16.7A
12V / 0.25A
Open Frame pcb Current product Enquire   Datasheet
EFE300-24-ECMDS 300W 24V / 12.5A
Enclosed Current product Enquire   Datasheet
EFE400-24-ECMDS 400.8W 24V / 16.7A
Enclosed Current product Check stock   Datasheet
Part number
EFE300-12-CCMDS
Power 300W
Output info 12V / 25A
12V / 0.25A
Construction Enclosed
Status Current product
Stock Level Enquire
Datasheet Datasheet
EFE300-12-CNMDS
Power 300W
Output info 12V / 25A
12V / 0.25A
Construction Open Frame pcb
Status Current product
Stock Level Enquire
Datasheet Datasheet
EFE300-24-CCMDS
Power 300W
Output info 24V / 12.5A
12V / 0.25A
Construction Enclosed
Status Current product
Stock Level Enquire
Datasheet Datasheet
EFE300-24-CNMDS
Power 300W
Output info 24V / 12.5A
12V / 0.25A
Construction Open Frame pcb
Status Current product
Stock Level Check stock
Datasheet
EFE400-12-CCMDS
Power 399.6W
Output info 12V / 33.3A
12V / 0.25A
Construction Enclosed
Status Current product
Stock Level Enquire
Datasheet Datasheet
EFE400-12-CNMDS
Power 399.6W
Output info 12V / 33.3A
12V / 0.25A
Construction Open Frame pcb
Status Current product
Stock Level Enquire
Datasheet Datasheet
EFE400-24-CCMDS
Power 400.8W
Output info 24V / 16.7A
12V / 0.25A
Construction Enclosed
Status Current product
Stock Level Enquire
Datasheet Datasheet
EFE400-24-CNMDS
Power 400.8W
Output info 24V / 16.7A
12V / 0.25A
Construction Open Frame pcb
Status Current product
Stock Level Enquire
Datasheet Datasheet
EFE300-12-ECMDS
Power 300W
Output info 12V / 25A
Construction Enclosed
Status Current product
Stock Level Enquire
Datasheet Datasheet
EFE400-12-ECMDS
Power 399.6W
Output info 12V / 33.3A
Construction Enclosed
Status Current product
Stock Level Enquire
Datasheet Datasheet
EFE300-24-CCMDS
Power 300W
Output info 24V / 12.5A
12V / 0.25A
Construction Enclosed
Status Current product
Stock Level Enquire
Datasheet Datasheet
EFE300-24-CNMDS
Power 300W
Output info 24V / 12.5A
12V / 0.25A
Construction Open Frame pcb
Status Current product
Stock Level Check stock
Datasheet
EFE400-24-CCMDS
Power 400.8W
Output info 24V / 16.7A
12V / 0.25A
Construction Enclosed
Status Current product
Stock Level Enquire
Datasheet Datasheet
EFE400-24-CNMDS
Power 400.8W
Output info 24V / 16.7A
12V / 0.25A
Construction Open Frame pcb
Status Current product
Stock Level Enquire
Datasheet Datasheet
EFE300-24-ECMDS
Power 300W
Output info 24V / 12.5A
Construction Enclosed
Status Current product
Stock Level Enquire
Datasheet Datasheet
EFE400-24-ECMDS
Power 400.8W
Output info 24V / 16.7A
Construction Enclosed
Status Current product
Stock Level Check stock
Datasheet Datasheet
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EFE Technical Downloads

EFE In the TDK-Lambda Newsroom

Important announcement: Operation of ac-dc power supplies from dc input
Read the article

TDK-Lambda’s EFE300M digital power supplies meet latest medical approvals
Read the article

Applications

Further Resources

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