2D88M

2-Phase Microstepping Pulse Motor Driver

Special Features

• Heat generation 50% less than conventional drivers
• High output of 8A/phase RMS
• 32 kinds of high resolution (1/1 ~ 1/500)
• Cost-effective, ultra-compact, ultra-light
• Highest reliability due to simple design
• Wide range of power supply (DC15V ~ DC80V)

Specifications

Power Supply	DC15V ~ DC80V
Output current	0.5A/Phase ~ 8.0A/Phase
Driving method	Unipolar chopper constant current
Excitation method	Microstepping (1/1~1/500)
Input/Output signal
Step & Direction Input or CW, CCW Input	Photo-coupler Input (220 ohm) Pulse width > 1 µs L=0~0.5V H=4~5V
M.F. Input (Motor Free/Enable)	Photo-coupler Input (470 ohm) Response time >10 ms L=0~0.5V H=4~5V
Timing Signal Output (TIM)	Photo-coupler, Open collector Darlington output Output current 100 mA Output saturation voltage 1.5V (at 100 mA) Output tolerable voltage 50V Delay time ON = <20µs Delay time OFF = <500µs
SEL Input	Photo-coupler Input (470 ohms) for S1 and S2, setting from 1/1 ~ 1/500
Maximum response clock frequency	500 Kpps
Operating temperature range	0 ~ 40ºC
Operating humidity range	<85% RH
Storage temperature range	-10ºC ~ +60ºC
Dimensions (in)	5.4 x 3.2 x 0.98
Weight (oz)	10.5

Functions and Wirings

Technical Specifications

Step Angle Selection (1=Full Step)	1 1.5 2 2.5 3 4 5 6 8 10 12 12.5 16 20 24 25 30 32 40 48 50 60 64 80 100 125 150 160 200 250 400 500
RUN Switch	Output current setting switch during motor rotation. Scale 0 1 2 3 4 5 6 7 8 9 A B C D E F Output Current (A) 0.5 1.0 1.5 2.0 2.5 3.0 3.5 4.0 4.5 5.0 5.5 6.0 6.5 7.0 7.5 8.0
2P (ON) Switch	2-pulse type for CW, CCW during ON 1-pulse type for CLK, DIR during OFF
Auto Current Down	Motor current is lowered toSTOP volume set-point (by 50% around) within 100 ms after clock pulse stops Stop volume adjustable range is 20% ~ 80%
M.F. Input	Motor current is shut off and motor gets free during M.F. input
TIM Output	Timing output comes ON when driver excitation is at origin
SEL Input	Photo-coupler input selection for S1 and S2

Recommended Motors

Hybrid type (HB) 2-phase (or 4-phase) stepping motors with 6-lead or 8-lead will be suitable as PRIME driver requires unipolar wirings

Maker	Model (S/Shaft)	Amp	Torque	Driver Output						Vol Set
		A/Ph	Kg/CM	ACOM	BCOM	A	-A	B	-B
Sanyo Denki (Step-Syn)	103H7121-0740	3	4	Blk	Wh	Rd	Yel	Bl	Or	5
	103H7123-0740	3	8.5	Î	Î	Î	Î	Î	Î	5
	103H7125-0740	3	13	Î	Î	Î	Î	Î	Î	5
	103-815-2	4.6	21.6	Blk	Wh	Rd	W/R	Gr	W/G	8
	103-845-2	5.7	35	Yel	Wh	Rd	Bl	Gr	Blk	C
	103-8932-1	6.1	81	2	Î	Î	Î	Î	Î	B
	103H8221-0941	4	22	n/a	n/a	n/a	n/a	n/a	n/a	7
	103H8222-0941	4	44	Î	Î	Î	Î	Î	Î	7
	103H8223-0941	4	66	Î	Î	Î	Î	Î	Î	7
	103H89222-0941	4	100	Î	Î	Î	Î	Î	Î	7
	103H89223-0941	4	150	Î	Î	Î	Î	Î	Î	7
Oriental (Vexta)	PK-264-03A	3	3.9	Yel	Wh	Blk	Gr	Rd	Bl	5
	PK-266-03A	3	9	Î	Î	Î	Î	Î	Î	5
	PK-268-03A	3	13.5	Î	Î	Î	Î	Î	Î	5
	PK-296-03A	4.5	22	Î	Î	Î	Î	Î	Î	8
	PK-299-03A	4.5	44	Î	Î	Î	Î	Î	Î	8
	PK-2913-02A	4	66	Î	Î	Î	Î	Î	Î	7
	PK-296-03A	4.5	12.5	Î	Î	Î	Î	Î	Î	8
	PK-299-03A	4	27	Î	Î	Î	Î	Î	Î	7