TLE9871QXA20_15 Datasheet, PDF (105/122 Pages) Infineon Technologies AG – Microcontroller with PWM Interface and BLDC MOSFET Driver for Automotive Applications

29.8
Measurement Unit
TLE9871QXA20
Electrical Characteristics
29.8.1 System Voltage Measurement Parameters
Table 34 Supply Voltage Signal Conditioning
V_S = 5.5 V to 28 V, T_j = -40 °C to +150 °C, all voltages with respect to ground, positive current flowing into pin
(unless otherwise specified)
Parameter
Symbol
Values
Unit Note / Test Condition Number
Min. Typ. Max.
Measurement output
V_A5
voltage range @ VAREF5
0
–
5 V–
P_8.1.15
Measurement output
voltage range @
VAREF1V2
V_A1V2
0
–
1.23 V –
P_8.1.16
Battery / Supply Voltage Measurement
Input to output voltage
attenuation:
V_S
Nominal operating input
voltage range V_S
ATT_{VS_1}
V_S,range1
Accuracy of V_S after
calibration
V_S,range1
–
0.055 –
SFR setting 1
P_8.1.41
3
–
-312 –
22 V ¹⁾SFR setting 1;
P_8.1.1
Max. value corresponds
to typ. ADC full scale
input; 3V < V_S < 28V
312 mV SFR setting 1, V_S = 5.5 V P_8.1.70
to 18V,
T_j = -40..85°C
Input to output voltage
attenuation:
V_S
Nominal operating input
voltage range V_S
ATT_{VS_2}
V_S,range2
Accuracy of V_S after
calibration
V_S,range2
–
0.039 –
SFR setting 2
P_8.1.42
3
–
-440 –
31 V ¹⁾SFR setting 2;
P_8.1.40
Max. value corresponds
to typ. ADC full scale input
3V < V_S < 28V
440 mV SFR setting 2, V_S = 5.5V P_8.1.44
to 18V,
T_j = -40..85°C
Driver Supply Voltage Measurement V_SD
Input to output voltage
ATT_VSD
–
0.039 –
–
attenuation:
V_SD
Nominal operating input
voltage range V_SD
V_SD,range
2.5 –
31 V ¹⁾
P_8.1.21
P_8.1.2
Data Sheet
105
Rev. 1.0, 2015-04-30