Parts List

To build the driver as pictured above, you will need to obtain the following items:

Line Location Qty. Description Digikey P/N Price Ext. Notes
01   1 Printed Circuit Board   $10.00 $10.00 Available here.
Now ROHS compliant!
02 J1 1 3 Position Removable Screw Terminal 277-1608-ND $0.56 $0.56  
03 J1 1 3 Position Header 277-1646-ND $0.16 $0.16  
04 J2 1 6 Position Removable Screw Terminal 277-1611-ND $0.85 $0.85  
05 J2 1 6 Position Header 277-1649-ND $0.34 $0.34  
06 J3 1 4 Position Removable Screw Terminal 277-1609-ND $0.77 $0.77  
07 J3 1 4 Position Header 277-1647-ND $0.24 $0.24  
08 alive, power 2 LED, T-1 160-1142-ND $0.19 $0.38  
09 C1 1 33uF/25V Electrolytic Capacitor P5150-ND $0.15 $0.15  
10 C2 1 0.33uF/50V Ceramic Capacitor 399-4364-ND $0.32 $0.32  
11 C3 1 10uF/16V Electrolytic Capacitor P5134-ND $0.15 $0.15  
12 C4, C13-C17 6 0.1uF/50V Ceramic Capacitor 399-4151-ND $0.16 $0.96 Marked '104'
13 C5, C6 2 330uF/63V Electrolytic Capacitor P5195-ND $0.63 $1.26  
14 C7, C8 2 0.47uF/100V Ceramic Capacitor 399-4441-ND $0.66 $1.32  
15 C9, C10 2 470pF/200V Ceramic Capacitor 399-4184-ND $0.24 $0.48 Marked '471'
16 C11, C12 2 2.2nF/100V Ceramic Capacitor 399-4168-ND $0.19 $0.38 Marked '222'
17 D1 1 Schottky Diode 1N5819IR-ND $0.54 $0.54  
18 D2 1 Diode 1N4004DICT-ND $0.30 $0.30  
19 D3 1 Transient Voltage Suppression Diode 1N6290AGOS-ND $0.70 $0.70  
20 OP1-OP3 3 Opto-Isolator H11L1M-ND $0.92 $2.76  
21 OP1-OP3 3 Socket, 6 Pin A32529-ND $0.75 $2.25  
22 JP1, JP2 1 Header for Jumpers, 4 Pin WM26804-ND $0.56 $0.56  
23 JP1, JP2 2 Jumper A26228-ND   $1.18 Minimum order quantity is 10.
24 JP3 1 Piece of Jumper Wire       Use a clipped diode lead from D1 or D2.
25 S1 1 5 Position DIP Switch CT2095LPST-ND $0.82 $0.82  
26 IC1 1 Voltage Regulator, 5V LM7805CT-ND $0.45 $0.45  
27 U1 1 Microcontroller ATMEGA48-20PU-ND $2.69 $2.69 Will need programmed, or get a pre-programmed one here.
28 U1 1 Socket, 28 Pin ED90054-ND $1.79 $1.79  
29 U2, U3 2 55V/3A H Bridge Motor Driver LMD18245T-ND $15.98 $31.96 $13.36 each at Future Electronics
30 R1, R12, R14-R16 5 Resistor, 470, 5%, 0.25W 470QBK-ND   $0.32 Sold in pack of 5. yel-pur-brn-gold.
31 R2, R3 2 Resistor, 6.2K, 5%, 0.25W 6.2KQBK-ND   $0.32 Sold in pack of 5. blu-red-red-gold
32 R4, R5 2 Potentiometer, 25K 490-2922-ND $0.86 $1.72 For non-adjustable current limiting, use a fixed resistor.
33 R6, R7 2 Resistor, 20K, 5%, 0.25W 20KQBK-ND   $0.32 Sold in pack of 5. red-blk-org-gold
34 R8-R11 4 Resistor, 1K, 5%, 0.25W 1.0KQBK-ND   $0.32 Sold in pack of 5. brn-blk-red-gold
35 R13 1 Resistor, 10K, 5%, 0.25W 10KQBK-ND   $0.32 Sold in pack of 5. brn-blk-org-gold
36 R17-R19 3 Resistor, 270, 5%, 0.25W 270QBK-ND   $0.32 Sold in pack of 5. red-pur-brn-gold
37     Heat Sink & Misc. Hardware        

Please Note:
As of September 2006, this list has been revised to use all ROHS compliant parts.
All pricing accurate as of February 2009. Subject to change without notice.


© 2005-2014

Last Updated: Feb. 26th, 2009

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