35
IQAN-MC31 Technical Overview
Appendix A
Instruction book, IQAN-MC31
Power driver, COUT
Number of COUT
4 dual outputs
COUT range
low
high
100 mA
2000 mA
COUT resolution
1 mA
Power driver voltage drop
750 mA load
1500 mA load
typ. 0.45 V @ saturation
typ. 0.90 V @ saturation
Maximum COUT saturation
typ. Command -25%
Absolute accuracy
±(2 % + 15 mA) , -40 to 85 °C
Dither frequency, F
DITH
71, 77, 83, 90, 100, 111, 125, 167, 200, 250, 333 Hz
Leakage current in OFF state
<100 µA
Supply rejection
±2 mA, V
BAT
change 9 to 18V or 18 to 32V
Load rejection
±2 mA, load change ±50 %
Maximum load
VBAT = 14V and FDITH
≥
200 Hz
VBAT = 14V and FDITH
≥
200 Hz
VBAT = 14V and FDITH
≥
200 Hz
VBAT = 14V and FDITH
≥
200 Hz
5 ohm + 10 mH
5 ohm + 20 mH
10 ohm + 30 mH
20 ohm + 60 mH
Maximum allowable load inductance
1.0 A load
1.5 A load
2.0 A load
500 mH
200 mH
50 mH
Protection
SCB, SCG
Diagnostics
Operational ON
Operational OFF
under current, SCG, SCB
open load, SCG
Open load threshold
>50 kohm when COUT is OFF
Under/over threshold
MaxOf ±100 mA and ±25 %
Power driver, PWMOUT
Number of PWMOUT
4 dual outputs
PWMOUT range
0% to 100% -200µs
PWMOUT resolution
1 µs
Power driver voltage drop
typ. 0.8 V @ 1.5 A load
Dither frequency, F
DITH
71, 77, 83, 90, 100, 111, 125, 167, 200, 250, 333 Hz
Leakage current in OFF state
<100 µA
Maximum load
2A
Maximum allowable load inductance
1.0 A load
1.5 A load
2.0A load
500 mH
200 mH
50 mH
Protection
SCB, SCG
Diagnostics
Operational ON
Operational OFF
SCG, SCB
open load, SCG
Open load threshold
>50 kohm when PWMOUT is OFF
