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产品介绍
BLOCK FL 4/12 变压器
12V ac 2 Output Through Hole PCB Transformer, 4VA
Block
PCB Mounting Low Profile 115 / 230Vac Primary Twin 115Va.c. 50 to 60Hz primary windings for series or parallel connectionTwin secondary windings for series or parallel connectionLow profile compact designVacuum epoxy resin moulded to UL94-V0 ratingDouble section glass fibre reinforced polyamide bobbins100% electrical and flash testedLow inter-winding capacitanceLow radiated noiseExtra fixing holes for secure board mountingStandard: EN60742, VDE 0551, IEC 61558 Selection Guide VA Rating Fixing Centres Pin Configuration C1 C2 P1 P2 S1 S2 A 4 VA 37.5 47.5 15 10 25 5 35 6 VA 37.5 47.5 15 10 25 5 35 10 VA 50 62.5 16 15 26 10 45 14 VA 50 62.5 16 15 26 10 45 18 VA 50 62.5 16 15 26 10 45 24 VA 50 62.5 16 15 26 10 45 30 VA 50 62.5 16 15 26 10 45 42 VA 60 75 27 15 37 10 53.5 52 VA 60 75 27 15 37 10 53.5 Isolation Primary to secondary 5kV Primary to primary 1kV Secondary to secondary 250V Protection Class 2 Insulation Class E (120°C) Class A (105°C) Max. Ambient Temperature +40°C Pin Diameter (mm) 0.8 mm Fixing: mechanical fixings can be supplemented by 4 self tapping screws (no. 4 x 9.5mm max. on the 2VA to 30VA transformers and M3 on the 42 and 52VA transformers) using holes mounted in the corners of the caseNote: For conformance reasons, transformer with 2 x 24V outputs should not have their secondaries connected in series Note Transformer with 2 x 24V outputs are not VDE, SEV approved. Standards VD 61 558 ; Secondary Voltage Rating 12V ac; Power Rating 4VA; Primary Voltage Rating 115 V ac, 230 V ac; Number of Outputs 2; Length 53mm; Width 19.6mm; Depth 44mm; Dimensions 53 x 19.6 x 44mm; Weight 145g; Mounting Type Through Hole; Maximum Temperature +40°C; Minimum Operating Frequency 50Hz; Maximum Operating Frequency 60Hz; CAD Drawing 3D CAD Model;
PCB Transformers