Step Angle

1.8^.

Step Angle Accuracy

±5% (full step, no load)

Resistance Accuracy

±10%

Inductance Accuracy

±20%

Temperature Rise

80^.C Max.(rated current,2 phase on)

Ambient Temperature

-20^.C~+50^.C

Insulation Resistance

100MΩMin. ,500VDC

Dielectric Strength

500VAC for one minute

Shaft Radial Play

0.02Max. (450 g-load)

Shaft Axial Play

0.08Max. (450 g-load)

Max. radial force

20N 

Max. axial force

2N 

Model No.

Rated

Voltage

Current

/Phase

Resistance

/Phase

Inductance

/Phase

Holding

Torque

# of Leads

Rotor

Inertia

Weight

Length

Single Shaft

V

A

Ω

mH

g.cm

kg-m²

kg

mm

FL20STH30-0604A

3.9

0.6

6.5

1.7

180

4

2.0x10^-7

0.06

30

FL20STH33-0604A

3.9

0.6

6.5

1.7

180

4

2.0x10^-7

0.06

33

FL20STH42-0804A

4.32

0.8

5.4

1.5

300

4

3.6x10^-7

0.08

42