48V DC/DC converter

The 48V DC/DC converter is a product offering within the Eaton Power Electronics category. Mild hybrid vehicles require a DC/DC converter to change the 48V on the vehicle to 12V or 24V to power existing low-voltage systems. Eaton has a proven reputation of building highly reliable DC/DC converters and can design a custom solution for you while leveraging standard production processes.

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RUGGED DESIGN

A robust design to operate in harsh applications

CLEAN OUTPUT POWER

Enables powering of sensitive load including radios and controllers

SYSTEM FLEXIBILITY

Multiple power and voltage levels available supporting unique system requirements

Core features

Input voltage range 28V to 72V
12V to 28V available with CAN control
500W to 3kW versions available
IP67 sealed enclosure
CAN diagnostics
Bi-directional capable
Efficiency of up to 97%
Air cooled, reducing integration costs

Specifications

DC/DC Converter
Maximum Current	Up to 240A on the low-voltage side from 6V to 26V
Max high-side (48V) voltage	60V continuous Zener clamped – 100V tolerant design
Max Low-side (12V or 24V) voltage	26V continuous Zener clamped – 60V tolerant design
Input voltage range	High side: 16V-60V* Low-side: 6-26V
Operating Temperature	-40C to 125C
Storage Temperature	-55C to 125C
Ambient Air Temperature	-40C to 85C
Power Connectors	Royal Power Solutions HPLB RD8 (fully sealed w/CPA)
Control Connector	TE HDSCS 12-pin
* The voltage on the high side (48V) must always be greater than the low-side

48V DC/DC Converter Models
	2-Phase	3-Phase	4-Pase	6-Phase
Rated Current	80A	120A	160A	240A
Dimensions
Length	271 mm	271 mm	313 mm	371 mm
Width	243 mm	243 mm	243 mm	243 mm
Height	75 mm	75 mm	75 mm	99 mm
Weight	2.4 kg	2.4 kg	2.9 kg	4.7 kg

Work with an Eaton expert to design a unique solution that meets your requirements.

Download Links

Brochures

Connected Vehicle Solutions
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(PDF 739 KB, 12/06/2023)
Eaton eMobility Guide Brochure
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(PDF 42 MB, 15/02/2023)

Catalogs

2022 Eaton 48V E Heater PE Controller
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(PDF 1 MB, 02/01/2024)
CPCD Transportation Catalog
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(PDF 40 MB, 27/03/2022)

Technical data sheets

48V DC DC Converter Data Sheet
Download

(PDF 1 MB, 16/06/2022)

White papers

Eaton 48-volt commercial vehicle technologies white paper
Download

(PDF 1 MB, 19/08/2021)

Eaton is an intelligent power management company dedicated to improving the quality of life and protecting the environment for people everywhere. We are guided by our commitment to do business right, to operate sustainably and to help our customers manage power ─ today and well into the future. By capitalizing on the global growth trends of electrification and digitalization, we’re accelerating the planet’s transition to renewable energy and helping to solve the world’s most urgent power management challenges.