DC/DC-Converters
145E-13.8-SD – DC/DC step-down converter 80 VDC to 13.80 VDC by Demke Electronic

145E-13.8-SD | DC/DC step-down converter 80 VDC to 13.80 VDC, 160 W

DC-Converter 145E-13.8-SD

SKU: 145.009
BTO – build to order / manufactured on request
Lifecycle: BTO – Built to order

The 145E-13.8-SD by Demke Electronic is a non-isolated DC/DC step-down converter for a nominal input voltage of 80 VDC. It operates across an input voltage range of 16 to 100 VDC and delivers 13.80 VDC at up to 12 A, equivalent to 160 W of output power. Efficiency reaches up to95% at nominal input voltage and full load.

CC/CViConstant-current/constant-voltage control, e.g. for charging applications.Parallel operation / active loadsInput and output EMI filterNo power deratingNo-load and short-circuit proof
Input voltage Vin16…100 VDC
Output voltage Vout13.8 VDC
Output current Iout12 A
Output power Pout160 W
Efficiencyup to 95 %
Technical Documentation
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Product Description: DC-Converter 145E-13.8-SD

The DC/DC converter with its CC/CV contant current, constant voltage function with its ultra wide input voltage range is universally applicable. The DC-input Battery charger with CC-CV charging function for 24V, 48V, 80V and 96V (2x48V) supply systems can be operated permanently at 100VDC input voltage and withstands sporadically occuring voltage spikes up to 125V.

Technical Data: DC-Converter 145E-13.8-SD

Electrical Specifications

Input voltage Vin16…100 VDC
Nominal input voltage80 VDC
Peak input voltage125 VDC
Max. input current10 A
Recommended input fuse15 A
Output voltage Vout13.8 VDC
Output current Iout12 A
Output power Pout160 W
Efficiencyup to 95 %
Output configurationUnipolar
IsolationNon-isolated
Insulation strength primary to case1500 VDC
EMI filterInput and output
Switching frequency142 kHz
Max. capacitive loadUnlimited
Control functionSD – Shutdown
Shutdown voltage-0.2…2.8 VDC

Mechanical Specifications

Dimensions77 × 52 × 19 mm
Weight165 g
MountingWall mounting
Connection typeConnector strip

Standards and Certifications

CEEN 55022 < Class AEN 61000-4-2EN 61000-4-3EN 61000-4-4EN 61000-4-5EN 61000-4-6EN 61000-6-2EN 61000-6-4IEC 60068-2-6:2007IEC 60068-2-27:2009REACHRoHS

Product Features

robust and climate-resistant designexcellent thermal characteristicsfull PU potting for demanding environmental conditionscontinuous no-load and short-circuit proofintegrated EMI input and output filterno power deratingCC/CV charging characteristiciConstant-current/constant-voltage control, e.g. for charging applications.for active loads, can be connected in parallelinternal decoupling diode against reverse currentvery low input ripple and noiseultra-wide input voltage rangefor ambient temperatures from -40 °C to +85 °Cthermal shutdown at +90 °C

Applications

Battery-Powered SystemsCable Cars & Mountain RailwaysE-MobilityIntralogistics & Warehouse AutomationMaterial Handling Vehicles

Downloads and Documentation

DatasheetTechnical datasheetSafety instructionsTechnical drawing
We convert power for first-class projects

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