Dc lab switching mode power supply with lcd display (25 pages)
Summary of Contents for Velleman High-Q Velleman-Kit K4006
Page 1
Total solder points: 36 Difficulty level: beginner 1 advanced Power supply for K4004B and K4005B K4006 ILLUSTRATED ASSEMBLY MANUAL H4006IP-1...
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Assembly hints 1. Assembly (Skipping this can lead to troubles ! ) Ok, so we have your attention. These hints will help you to make this project successful. Read them carefully. 1.1 Make sure you have the right tools: • A good quality soldering iron (25-40W) with a small tip.
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REMOVE THEM FROM THE TAPE ONE AT A TIME ! AXIAL COMPONENTS ARE TAPED IN THE COR- RECT MOUNTING SEQUENCE ! You will find the colour code for the resistances and the LEDs in the HALG (general manual) and on our website: http://www.velleman.be/common/service.aspx...
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Construction 7. Electrolytic Capacitors. 1. 1W Resistors 4. Fuse + fuseholder Watch the polarity ! R... F... C3 : 10.000µ F C4 : 10.000µ F C... R1 : 2K7 (2 - 7 - 2 - B) C1 : Optional R2 : 2K7 (2 - 7 - 2 - B) F1 : 6,3A slow C2 : Optional...
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Connection 9. Connection K4004B, K4006 K4005B Needs transformer : Speaker Power supply Transformer K4005B 2 x 8 ohm 2 x 30VAC / 225VA Type 22530 K4005B 2 x 4 ohm 2 x 21VAC / 300VA Type 30021 K4005B 1 x 8 ohm 2 x 21VAC / 300VA Type 30021 K4004B...
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