SKUStock Power DC/DC Input Voltage DC/DC Output Voltage 1 DC/DC PriceQuantity
DTE4048S24440W18-75V24V $203.00

DTE40 Series

Chassis & DIN Rail Mount DC/DC Converters 40W

Main Features

  • Fully Encapsulated Chassis Mount
  • Wide 4:1 Input Range
  • -40 °C to +85 °C Operating Temperature
  • High Efficiency up to 92%
  • Optional DIN Rail Version
  • Remote On/Off
  • EN55032 Conducted Level A With No External Components
  • 3 Year Warranty
Weight0.162 kg
Dimensions112 × 63.8 × 25.6 mm


Input Voltage Range9-36VDC 24V nominal
18-75VDC 48V nominal
Input CurrentSee Models and Ratings table
Undervoltage LockoutOn at >9 V. O  <7.5 V – 24V models
On at >18 V. O  <16.0 V – 48V models
Input Surge50 VDC 24 V models for 100 ms
100 VDC 48V models for 100 ms
Remote On/OOn: Logic High (3.5-12 V) or open circuit
Off: Logic Low (<1.2 V) or short pin 1 to pin 2
Output Voltage5.1 – 48V See Models and Ratings table
Minimum LoadNo minimum load required
Start Up Delay50 ms
Ripple & Noise100 mV pk-pk – 5.1 V model, 20 MHz bandwidth
150 mV pk-pk – 12 V & 48 V models, 20 MHz bandwidth
200 mV pk-pk – 48 V model, 20 MHz bandwidth
Short Circuit ProtectionTrip & Restart (hiccup mode), auto recovery
Overload Protection150 % Trip & Restart (hiccup mode)
Overvoltage Protection120 % Zener diode clamp
Temperature Coe cient0.02 %/ °C
Effciency90% See Models and Ratings table
Isolation2500 VDC For 60 s
Isolation Resistance1000 MΩ At 500 VDC
Input to Output Capacitance2400 pF
Switching Frequency285 kHz
Operating Temperature -40  +85°C See derating curve
Storage Temperature -50 +125°C
Case Temperature95°C
Humidity5-95%RH Non-condensing
CoolingNatural convection
Shock±3 shocks in each plane, total 18 shocks of 30 g : 11 ms halfsine. Conforms to EN60068-2-27 & EN60068-2-47
Vibration10-500 Hz at 2 g sweep and endurance at resonance in all 3 planes. Conforms to EN60068-2-6


Model NameInputOutputPower
DTE4024S5V19 to 36 VDC5.1 V / 8 A40W
DTE4024S129 to 36 VDC12 V / 3.33 A40W
DTE4024S249 to 36 VDC24 V / 1.67 A40W
DTE4024S489 to 36 VDC48 V / 0.835 A40W
DTE4048S5V118 to 75 VDC5.1 V / 8 A40W
DTE4048S1218 to 75 VDC12 V / 3.33 A40W
DTE4048S2418 to 75 VDC24 V / 1.67 A40W
DTE4048S4818 to 75 VDC48 V / 0.835 A40W

Ask for Assistance

Selecting the right power supply for your application is not a small task. Let our technical sales engineers guide you through the process of choosing the right solution for your needs.

Below some parameters usually required to size and select the right power supply:

  • Power & control requirements
  • Output & Input Voltage / Multioutput Voltage / Variable Voltage
  • Redundancy level
  • Mounting
  • Inrush Current
  • Environmental specifications (Temperature, altitude, vibration, shock)
  • Specific Industries Standards (Railway, Military, Medical)
  • Terminals

Contact Our Team

Contact our team of experienced engineers to discuss your unique power conversion and backup needs. We offer a wide range of highly reliable components that can be integrated and customized to create a solution that meets or exceeds your requirements.

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