ST50F (X)

ST50F (X)

50 Watt


DC-DC Converter

  • Power Module for PCB Mountable
  • Very Small Size :2.01 x 1.0 x 0.47 Inches
  • High Efficiency up to 91%
  • 4:1 Wide Input Range
  • Low Ripple and Noise
  • Remote ON/OFF Control
  • Operating Temperature: -40°C…+80°C (with derating)
  • Screw Terminal for Option
  • Safety Meet UL / IEC / EN 62368-1 & 60950
  • 3-Years Product Warranty


  • All specifications valid at nominal input voltage,full load and +25°C after warm-up time unless otherwise stated.
  • Measured with 0.1U 50V // 47U 50V Ceramic Cap. Cross to output.
  • Please refer to the PDF file published on the web site as the final version.
  • We reserve the right to make alterations in the product materials and specifications without prior notification and consent to improve reliability, function or design or otherwise.
Input Specifications / 輸入規格
Voltage 4:1 Range:
24V (9~36 VDC)
48V (18~75 VDC)
Output Specifications / 輸出規格
Power 50 (max.)
Voltage 5, 12, 15, 24  
Trim Voltage Range ±10%  
Voltage Accuracy
(Full Load and Nominal Vin)
Line Regulation
(LL to HL at Full Load)
±0.5% (typ.)
Load Regulation
(10% to 100% at Full Load)
±1% (typ.)
Ripple & Noise 5S:100mV (Vp-p)
12S:150mV (Vp-p)

24S,48S:1% of Vout
Short Circuit Protection Auto-recovery / Latch
Environment Specification / 環境規格
Operating Temperature -40 °C to +80 °C  
Storage Temperature -45 °C to +100 °C  
Temperature Coefficient ±0.05% / °C
Humidity 95% RH  
Isolation Voltage
(Input to Output)
2500 VDC (60 seconds)  
(Conducted & Radiated Emission)
EN 55032 class A  
(Noise Immunity)
EN 55035  
Others / 其他
(Tolerance ±0.5mm)
51.0 x 25.5 x 12.0 mm
2.01 x 1.0 x 0.47 inches
Weight ST50F-X:58 g / ST50F:40 g
Case Material Six-side shielded Aluminum with Conductive base,
Black Anodize
Cooling Method Free air convection  

We use cookies to personalise content and ads, to provide social media features and to analyse our traffic. We also share information about your use of our site with our social media, advertising and analytics partners who may combine it with other information that you’ve provided to them or that they’ve collected from your use of their services. You consent to our cookies if you continue to use our website.