User Manual

PD-1021 Hardware Manual (Rev. 1.00 / 2012-JUN-20) 16
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6 Operational Ratings
The operational ratings show the intended or the characteristic ranges and should be used as design
values.
In no case shall the maximum values be exceeded!
Symbol
Parameter
Min
Typ
Max
Unit
VDD
Power supply voltage for operation
9
12… 24
28
V
I
COIL
Motor coil current for sine wave peak (chopper
regulated, adjustable via software)
0
1000*)
mA
I
MC
Continuous motor current (RMS)
0
700*)
mA
I
S
Power supply current
<< I
COIL
1.4 * I
COIL
A
T
ENV
Environment temperature at rated current (no
forced cooling required)
-35
tbd
+60
°C
Table 6.1: General operational ratings of module
*) maximum setting for prototype and first versions of TMCL firmware. Will be adapted in firmware for
series version.
Symbol
Parameter
Min
Typ
Max
Unit
V
OUT_0/1
Voltage at open collector output
0
+VDD
V
I
OUT_0/1
Output sink current
100
mA
V
IN_digital 0/1/2/3
Input voltage for IN_0, IN_1, IN_2, IN_3 when used
as digital input
0
+VDD
V
V
IN_digital_L 0/1/2/3
Low level voltage for GPI0 and GPI1 when used as
digital input
0
1.2
V
V
IN_digital_L 0/1/2/3
High level voltage for GPI0 and GPI1 when used as
digital input
4
+VDD
V
V
IN_analog 3
Measurement range for IN_3 when used as
analogue input
0
+6.6
V
Table 6.2: Operational ratings of multipurpose I/Os
Symbol
Parameter
Min
Typ
Max
Unit
N
RS485
Number of nodes connected to single RS485
network
256
Table 6.3: Operational ratings of RS485 interface