TUNS700F28

Released 2015
RoHS ECO MODEL
UL・C-UL TUV CE
Warranty Period 5-year

* Avoid short circuit between +BC and -BC. It may cause the failure of inside components.
* Keep TRM open, if output voltage adjustment is not necessary.
* If remote sensing is not necessary, connect between +Vout & +S and between -Vout & -S.
*Option P characteristics are different from standard.
Option P is here.

Features of TUNS700F28

• AC-DC converter with PFC which is suitable for conduction cooling.
• Universal input voltage (AC85 - 264V)
• High density
• High reliability: not built-in aluminum and tantalum electrolytic capacitor
• Built-in overcurrent, overvoltage and thermal protection circuits

Ordering Information and Options

TUN(1)  S(2)  700(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)
 P: Parallel operation Refer to the TUNS700F-P
      (Output voltage variable, Remote sensing disabled)

Specification

Contents Specifications
Input Voltage AC85 - 264V 1Φ
Output Wattage 700.0W
Voltage/Current 28V 25A
Adjustable  Voltage Range
External Resistor Calc
Fixed (TRM pin open), adjustable by external VR or external voltage
22.40 - 33.60V
Protection Circuit And Others Overcurrent Protection Works over 105% of rating and recovers automatically
Overvoltage Protection 35.00 - 39.20V
Remote ON/OFF Optional (External power supply is required)
Remote Sensing Provided
Others -
Operating Temperature/Humidity -40 to +100℃ (On aluminum base plate) , 20 - 95%RH (Non condensing) *
Safety And Noise Regulations Agency Approvals (At only AC input) UL60950-1, C-UL (CSA60950-1) , EN60950-1
Conducted Noise -
High Attenuation Complies with IEC61000-3-2 (Class A) *
Others Dimensions (WxHxD) 117.3x12.7x61.5mm [4.62x0.5x2.42 inches]
Weight 190g max
Cooling Method Conduction cooling (e.g. heat radiation from the aluminum base plate to the attached heat sink)
Warranty Period 5-year
  • * For further information and how to use, please see in Cosel product catalog.

Documents Download

Technical Data
CAD Data DXF
3D CAD Data STEP
IGES
  • * For another documents aren't listed, please feel free to contact to a Cosel representative.