1AC Ultra flat PCB type transformers for use in ultra small power supplies; Core size UI21PTF 0.10 - 1.05VA according to IEC/EN61558-2-6

overviewtechnical dataPDF data sheet

Low profile safety transformer

according to IEC/EN61558-2-6 suitable for general applications with double or reinforced insulation – max. output voltage: 50 V. E.g. electrical isolation for use in devices, built according to VDE0805/EN60950 regulations.

Specifications

  • Ultra flat PDB type transformers for use in ultra small power supplies; current- or voltage transformer versions on request.
  • Height: 15 mm only, max. power: 1.05 VA.
  • Short-circuit proof constructionTransformer completely sealed with polyurethane varnish in polyamide mold
  • PTF-UI21 transformers can be customer-specified, e.g. output characteristics, temperature rise for nominal operation/ open-circuit etc.

1 phase safety transformer PCB version according to IEC/EN61558-2-6

Input voltage230V
Output voltage… 24V
Frequency50/60 Hz
Max. Power0,1 … 1,05VA (convection is obligatory)
Max. ambient temperature40°C
UL-Insulation system (optional)OBJY2.E181051
Insulation class (IEC85)B 130°C
Fire protection classUL94HB (V-0 possible)
Protection class (ready)III
Connections: Solder pinsdiameter ø 0.6 mm for type UI21/7.3.

rectangular shape 0.6 x 0.8 mm for type UI21/6.6

  • extremly low profile
  • Any mounting position or angle possible
  • completely sealed with polyurethane varnish in polyamide mold

Ue = Rated input voltage (50/60Hz)

Ua = Rated output voltage

Uk = Short circuit voltage in %

Ua empty = No-load voltage

dT = Increase of temperature compared to the ambient temperature

Ue
V
Ua
V
Rated
power
VA
Uk
%
Ua empty
at
Ue Rated
(V)
Ua empty
at
Ue x 1.06
(V)
dT
Open-circuit
at
Ue Rated
(K)
dt
Open-circuit
at
Ue x 1.06
(K)
dT
Rated load
at
Ue Rated
(K)
dT
Rated load
at
Ue x 1.06
(K)
Copper
Weight
KG
Total
weight
KG
Core SizeType
2307,50,94814,414,7283928320,0580,12UI21/6,6PTF009230007
2309,50,94919,720,3293930350,0580,12UI21/6,6PTF009230009
23012,00,94722,122,6283925300,0580,12UI21/6,6PTF009230012
23015,00,94728,328,9273927300,0580,12UI21/6,6PTF009230015
23018,00,94835,936,9283829320,0580,12UI21/6,6PTF009230018
23024,00,94745,946,9293928310,0580,12UI21/6,6PTF009230024
2302×7,50,9472×14,22×14,5273927300,0580,12UI21/6,6PTF0092300072
2302×9,50,9472×18,02×18,4283927300,0580,12UI21/6,6PTF0092300092
2302×12,00,9472×23,02×23,5293928310,0580,12UI21/6,6PTF0092300122
2307,51,054815,415,8293932360,0650,12UI21/7,3PTF01,230007
2309,51,054517,618,1293928320,0650,12UI21/7,3PTF010230009
23012,01,054924,925,5294032350,0650,12UI21/7,3PTF010230012
23015,01,054526,527,1294026310,0650,12UI21/7,3PTF010230015
23018,01,054632,032,7294027300,0650,12UI21/7,3PTF010230018
23024,01,054341,542,4294026300,0650,12UI21/7,3PTF010230024
2302×7,51,05452×13,32×13,6294026310,0650,12UI21/7,3PTF0102300072
2302×9,51,05452×17,22×17,6294027310,0650,12UI21/7,3PTF0102300092
2302×12,01,05432×20,82×21,2294026300,0650,12UI21/7,3PTF0102300122