12V ac 2 Output Through Hole PCB Transformer, 3VA

Technical Reference
Legislation and Compliance
RoHS Certificate of Compliance
COO (Country of Origin): PL
Product Details

230 Vac Primary Transformers

Fully shrouded bobbins
Extra pins for secure board mounting
100% electrical and flash tested
Tested in accordance with BS3535 and EN 60 742

Insulation Class B (130°C)
Isolation (Primary to Secondary) 4 kV rms
Isolation (Windings to core) 2 kV rms
Pin Length x Diameter 5 x 1 mm
Maximum Winding Temperature Rise +55°C
Input Voltage 230 Vac




BS3535; EN 60 742

Open Frame - Laminated

PCB mounting mains transformers with a single 230Va.c. or twin 115Va.c. 50/60Hz primary winding. Independent secondary windings may be connected in series or parallel to give a wide range of output voltage and current options.

Double section metric bobbin construction
Full varnish impregnation

Technical specifications
VA regulation dimensions (mm)     pins (mm)   weight
nominal typ. (%) L L h* L Ø (kg)
3 20 38 35 30 5 1 0.14
6 25 43 36 33 5 1 0.18
12 12 54 45 41 5 1 0.4
* above the PCB
Attribute Value
Secondary Voltage Rating 12V ac
Power Rating 3VA
Primary Voltage Rating 230V ac
Number of Outputs 2
Length 38mm
Width 35mm
Depth 30mm
Dimensions 38 x 35 x 30mm
Weight 140g
Mounting Type Through Hole
Minimum Operating Frequency 50Hz
Maximum Operating Frequency 60Hz
57 In stock for FREE next working day delivery
Price Each
£ 6.47
(exc. VAT)
£ 7.76
(inc. VAT)
Per unit
1 - 24
25 - 99
100 +
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