IM483H/IM805H Rev. R032206
8
9
IM483H/IM805H Rev. R032206
E l e c t r i c a l S p e c i f i c a t i o n s
I M 4 8 3 H D C E l e c t r i c a l C h a r a c t e r i s t i c s
*
Includes Motor Back EMF.
**
Lower Currents may be used for Current Reduction.
Table 2.1: IM483H DC Electrical Characteristics
Specification
Test Condition
Min. Typ. Max. Unit
Input Voltage
+12
+45
+48*
VDC
Phase Output Current
RMS
0.4**
3
A
Phase Output Current
Peak
4
A
Supply Current (+5V)
Inputs/Outputs Floating
100
mA
Active Power Dissipation
I
OUT
=3A RMS
50
80
mA
Low Level Input Voltage
All Inputs
0.8
V
High Level Input Voltage
All Inputs Except Reset
2.0
V
High Level Input Voltage
Reset
2.3
V
Low Level Input Current
SCLK,DIR,H/F, Enable
-1.2
mA
Input Pull-Up Resistance
Fault, MSEL 0-3, Enable
4.94 4.99
5.03
kΩ
Input Pull-Up Resistance
Step Clock, Direction
2.19 2.21
2.23
kΩ
Input Pull-Up Resistance
Reset Input Only
1.27
kΩ
Low Level Output Current
Fault, Fullstep
-6
mA
High Level Output Current
Fault, Fullstep
3
mA
Low Level Output Voltage
Fault, Fullstep
0.4
V
High Level Output Voltage
Fault, Fullstep
4.5
V
Fan Operating Voltage
4.3
5.0
5.7
V
Fan Operation Current
170
mA
