Technosoft 2016
40
iPOS4808 MY-CAN-STO/-CAT-STO Technical Reference
3.9.7
Motor Outputs (A/A+, B/A-, C/B+, BR/B-)
Min.
Typ.
Max.
Units
Nominal output current, continuous
for DC brushed, steppers and BLDC motors with Hall-based
trapezoidal control
8
A
for PMSM motors with FOC sinusoidal control (sinusoidal
amplitude value)
8
for PMSM motors with FOC sinusoidal control (sinusoidal
effective value)
5.67
Motor output current, peak
maximum 2.5s
-20
+20
A
Short-circuit protection threshold
±22
±26
±30
A
Short-circuit protection delay
5
10
µ
s
On-state voltage drop
Nominal output current; including typical mating connector
contact resistance
±0.3
±0.5
V
Off-state leakage current
±0.5
±1
mA
Motor inductance (phase-to-phase)
Recommended value, for ripple ±5% of
measurement range; +V
MOT
= 48 V
F
PWM
= 20 kHz
330
µ
H
F
PWM
= 40 kHz
150
F
PWM
= 60 kHz
120
F
PWM
= 80 kHz
80
F
PWM
= 100 kHz
60
Absolute minimum value, limited by short-
circuit protection; +V
MOT
= 48 V
F
PWM
= 20 kHz
120
µ
H
F
PWM
= 40 kHz
40
F
PWM
= 60 kHz
30
F
PWM
= 80 kHz
15
F
PWM
= 100 kHz
8
Motor electrical time-constant (L/R)
Recommended value, for ±5% current
measurement error due to ripple
F
PWM
= 20 kHz
250
µs
F
PWM
= 40 kHz
125
F
PWM
= 60 kHz
100
F
PWM
= 80 kHz
63
F
PWM
= 100 kHz
50
Current measurement accuracy
FS = Full Scale
±4
±8
%FS
3.9.8
Digital Inputs (IN0, IN1, IN2/LSP, IN3/LSN, IN4, IN5)
Min.
Typ.
Max.
Units
Mode compliance
PNP
Default state
Input floating (wiring disconnected)
Logic LOW
Input voltage
Logic “LOW”
-10
0
2.2
V
Logic “HIGH”
6.3
36
Floating voltage (not connected)
0
Absolute maximum, continuous
-10
+39
Absolute maximum, surge (duration
≤
1s)
†
-20
+40
Input current
Logic “LOW”; Pulled to GND
0
mA
Logic “HIGH”
1.3
2
Min.
Typ.
Max.
Units
Mode compliance
NPN
Default state
Input floating (wiring disconnected)
Logic HIGH
Input voltage
Logic “LOW”
-10
2.2
V
Logic “HIGH”
6.3
36
Floating voltage (not connected)
3
Absolute maximum, continuous
-10
+36
Absolute maximum, surge (duration
≤
1s)
†
-20
+40
Input current
Logic “LOW”; Pulled to GND
-1.6
0.6
1
mA
Logic “HIGH”; Pulled to +24V
0
0
0.3
Input frequency
0
150
kHz
Minimum pulse width
3.3
µs
ESD protection
Human body model
±2
kV
1
The digital inputs are software selectable as PNP or NPN
