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SPARES

ALLEGRO A3977 DRIVER CHIP

 VOLTAGE REGULATORS

 LIGHT EMITTING DIODES

 RELAYS

 CONNECTOR PLUGS

A3977 PDF

ALLEGRO A3977SED 44 PIN PLCC 2.5A Bipolar driver chip.
1/8, 1/4, 1/2 or whole step, 35V max, microsteping translator chip as used in our System3+, DRV25PS and Onestep boards

A3977 DRIVER CHIP CODE AD1 £8.00

LM7805 5 Volt, 1.5A Voltage regulator in a TO-220 package
CODE VR5 £0.25

LM7812 12 Volt, 1.5A Voltage regulator in a TO-220 package
CODE VR12 £0.25

LED’s
3mm LED in right angle holder. Available in four colours.

GREEN CODE LEDG £0.25
YELLOW CODE LEDY £0.25
RED CODE LEDR £0.25
HI INTENSITY BLUE CODE LEDB £0.40
note: colours may vary slightly from illustration

PCB MOUNT RELAY HRS4
Single pole, 2 way relay with 250V AC 10A contacts.
12V operation as used in Optoport and Spindle2 boards.
CODE HRS4 £2

R/A CONNECTOR PLUGS
15 Amp plugs manufactured by Camden, available in 2 or 4 way with no reversable fitting, as used in DRV25dual and DRV50 boards.
Four way CODE CONP4 £1.20
Two way CODE CONP2 £0.80