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TUNSseries

TUNS300F

  • Recommended products
  • UL60950-1
  • C-UL (CSA60950-1)
  • EN62368-1
  • RoHS
    UL・C-UL
    TUV
    CE
    UKCA
Rated Input: AC85 - 264V 1Φ
Rated Output Wattage: 300W
Rated Output Voltage: 12V,28V,48V

• AC-DC converter with PFC which is suitable for conduction cooling
• Built-in thermal protection circuits
• Output voltage adjustability by external variable resistor

Free warranty period 5-year

Technical features

  • Adjustable Output Voltage
  • Brick size
Type Model number Description PDF DXF
Instruction manual
Applications manual
PCB reference design data

*Some documents may not be listed. Please contact us for more details.

CAD data download

CAD data DXF Standard model
3D CAD data STEP Standard model
IGES Standard model
Safety certification
EU Declaration of Conformity
UK Declaration of Conformity

TUN(1)  S(2)  300(3)  F(4)  48(5)  -  □(6)  


(1) Series name
(2) Single output
(3) Output wattage
(4) Universal input
(5) Output voltage
(6) Optional
  T: with Mounting hole (φ3.4 thru)
  Y1: Outputvoltage adjustment range ±20% (Only 48V)
  R1: with Remote ON/OFF
  R2: with Remote ON/OFF
      (Low standby power)
Data sheet download

TUNS300F specifications (overview)

Product TUNS300F12 TUNS300F28 TUNS300F48
Input voltage AC85 - 264V 1Φ AC85 - 264V 1Φ AC85 - 264V 1Φ
Output Wattage 300W 308W 312W
Voltage・Current 12V 25A 28V 11A 48V 6.5A
Voltage variable range Fixed (TRM pin open), adjustable by external VR or external voltage9.60 - 14.40V Fixed (TRM pin open), adjustable by external VR or external voltage22.40 - 33.60V Fixed (TRM pin open), adjustable by external VR or external voltage38.40 - 52.80V(-Y1 Option : 38.4 - 57.6)
Applicable standards Safety Certifications UL60950-1, C-UL (CSA60950-1) , EN62368-1
Structure External dimensions (W×H×D) 117.3x12.7x61.5mm [4.62x0.5x2.42 inches]
Cooling method Conduction cooling (e.g. heat radiation from the aluminum base plate to the attached heat sink)
Technical data Characteristic data
Estimated life data - - -
EMC data
Reliability
MTBF

* For further information and how to use, please see in Cosel product catalog.