TLE8209-2SA Datasheet, PDF (23/38 Pages) Infineon Technologies AG – SPI Programmable H-Bridge

TLE8209-2SA
Protection and Monitoring
Electrical Characteristics: Protection and Monitoring
V_S = 5 V to 28 V; V_DD = 5.0 V, T_j = -40 °C to 150 °C, all voltages with respect to ground, positive current flowing
into pin (unless otherwise specified)
Pos. Parameter
Symbol
Limit Values
Unit Test Conditions
Min. Typ. Max.
Short Circuit Detection Timing
8.10.28 Delay time for fault
detection
t_{DF_H}, t_{DF_L} 1
2
5
µs –
8.10.29 Time from detected fault to t_{DF_OFF}
–
–
4
high impedance of output¹⁾
8.10.30 Delay time between
t_{DF_del}
switching off of the output
5
17 40
stages in short circuit
µs –
µs ^–
Open Load
8.10.31 Open Load Diagnostic
t_{OL_DIAG}
60
–
135
µs –
Filter Time¹⁾
8.10.32 Low Diagnosis Threshold V_{ref_L}
0.4 * 0.4 * 0.4 * V_DD V –
V_DD - V_DD + 0.2
0.2
8.10.33 High Diagnosis Threshold V_{ref_H}
0.8 * 0.8 * 0.8 * V_DD V –
V_DD - V_DD + 0.2
0.2
8.10.34 Diagnosis Bias Voltage V_{ref_M}
0.6 * 0.6 * 0.6 * V_DD V –
V_DD - V_DD + 0.2
0.2
8.10.35
8.10.36
8.10.37
8.10.38
8.10.39
Positive Diagnostic Current I_{DIA_P}
(pull down current source)
Negative Diagnostic
Current
I_{DIA_N}
Ratio of current sources
(Pos/Neg)
Ratio_{I_DIA}
300
270
-350
-350
2
620
610
-240
-210
2.9
980
980
-100
-80
4
µA V_OUTx = 14 V
µA V_OUTx = V_{ref_H}
µA V_OUTx = 0 V
µA V_OUTx = V_{ref_L}
––
Undervoltage
8.10.40
8.10.41
Undervoltage at V_S
VS Undervoltage Detection
Filter Time¹⁾
V_{UV OFF}
V_{UV ON}
V_{UV HY}
t_UV
3.1 3.7 4.4
3.3 3.9 4.6
100 200 400
–
–
1.5
V Switch off threshold
V Switch on threshold
mV Hysteresis
µs
1) Not subject to production test; specified by design.
Data Sheet
23
Rev. 1.0, 2010-02-16