Velleman-projects K7203 Assembly instructions Manuale Utente Scaricare il pdf (Pagina 5)

 R1 : 8K2 (8 - 2 - 2 - B)

 R2

(Uout = output voltage)

Uout 3...8V : 5K6 (5 - 6 - 2 - B)

Uout 8...30V : 2K2 (2 - 2 - 2 - B)

 R3 : 680 (6 - 8 - 1 - B)

 R4 : 1K (1 - 0 - 2 - B)

 R5 : 82K (8 - 2 - 3 - B)

1. Resistors

R...

Construction

 IC1 : 14P

2. IC sockets, Watch the

position of the notch !

 C1 : 470pF (471)

 C2 : 100nF (104)

 C3 : 100nF (104)

3. Capacitors.

C...

 RV1 : 10K

4. Resistor trimmer

RV1

 C4 : 100µF



C5 : 10.000µF

8. Electrolytic Capacitor.

Watch the polarity !

C...

 D1 : 6A2 or 6A6

 D2 : 6A2

or 6A6

 D3 : 6A2

6A6

 D4 : 6A2

or 6A6

 D5 : 6A2

or 6A6

 D6 : 6A2

or 6A6

5. Diodes. Watch the polarity!

CATHODE

 R6 : 0.18E

6. 5W resistor.

R...

2mm

 J1 : 2 x 2p

7. Screw connectors

1 2 3 4 5 6 7 8 9 10 11 12

3 TO 30VDC / 3A POWER SUPPLY 1
Technical data : 2
MOUNTING SEQUENCE ! 4
(Uout = output voltage) 5
9. Power transistor 6
11. Assembly into a housing 7
12. Connection 8
TRANSFORMER 9
13. PCB layout 10
14. Diagram 11
H7203IP - 2010 - ED1 (Rev.1) 12

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Velleman-projects K7203 Assembly instructions Manuale Utente Pagina 5

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