Discontinued (November, 2023)

Released 2012
Rated Input: DC200 - 400V
Rated Output Wattage: 400W
Rated Output Voltage: 3.3V,5V,7.5V,12V,15V,18V,24V,28V
Warranty Period 3-year

* Please set short-pieces with 2-3 pins of CN8, when you do not use ENA. Refer to the manual.
*No alternatives available

Features of SNDBS400B

• Compact DC-DC converter, SNDBS series includes DBS series
• Conduction cooling is possible by the combination with SNDPF and SNDPG series
• Built-in overcurrent, overvoltage and thermal protection circuits
• Built-in remote ON/OFF
• Inverter operating monitoring (IOG)
• Parallel operation

Ordering Information and Options

SNDB(1)  S(2)  400(3)  B(4)  03(5)  

(1) Series name
(2) Single output
(3) Output wattage
(4) B: DC200V - 400V
(5) Output voltage

Product Line-up

Product Name Output Wattage Output Voltage・Current
SNDBS400B03 264W 3.3V 80A
SNDBS400B05 400W 5V 80A
SNDBS400B07 405W 7.5V 54A
SNDBS400B12 408W 12V 34A
SNDBS400B15 405W 15V 27A
SNDBS400B18 396W 18V 22A
SNDBS400B24 408W 24V 17A
SNDBS400B28 406W 28V 14.5A
  • * For further information and how to use, please see in Cosel product catalog.

Block Diagram

Table1 Product Status Information
No. Product Status Definition
1 New Product New Product. Recommended for new design.
2 Recommended Recommended for new design.
3 blank Product in mass production
4 NRND Not recommended for new design.
5 To be discontinued PDN (Product Discontinuation Notice) is issued and LTB (Last Time Buy) is under consideration.
6 Discontinued LTB order is no longer available.