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TLE7181EM Datasheet, PDF (21/29 Pages) Infineon Technologies AG – H-Bridge and Dual Half Bridge Driver IC
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H-Bridge and Dual Half Bridge Driver IC
TLE7181EM
5.2.11 Electrical Characteristics
Electrical Characteristics - Protection and diagnostic functions
VS = 7.0 to 34V, Tj = -40 to +150°C, all voltages with respect to ground, positive current flowing into pin
(unless otherwise specified)
Pos. Parameter
Symbol
Limit Values
Unit Conditions
Min. Typ. Max.
Short circuit protection
5.2.1 Short circuit protection detection VSCDL 0.2
–
level input range
5.2.2 Short circuit protection detection ASCP1
-50
–
accuracy
5.2.3 Short circuit protection detection ASCP2
-30
–
accuracy
5.2.4 Short circuit protection detection ASCP3
-10
–
accuracy
2.0
V
+50 %
+30 %
+10 %
programmed by
SCDL pin
0.2V≤ VSCDL≤0.3V
0.3V≤ VSCDL≤1.2V
1.2V≤ VSCDL≤2.0V
5.2.5 Filter time of short circuit protection tSCP(off) 2.5
3.5
4.5
µs
–
5.2.6 Filter time and blanking time of
tSCPBT
4
6
8
µs –
short circuit protection
5.2.7 Internal pull-up resistor SCDL to 3V RSCDL 180 300 475 kΩ –
5.2.8 SCDL open pin detection level
VSCPOP 2.1
–
3.2
V
–
5.2.9 Filter time of SCDL open pin
detection
tSCPOP
1.5
2.5
3.5
µs
–
5.2.10 SCDL open pin detection level
hysteresis1)
VSCOPH –
0.3
–
V
–
Over- and under voltage monitoring
5.2.11 Over voltage warning at Vs and/or VOVW
VDH
34.5 36.5 38.5 V
VVS and/or VVDH
increasing
5.2.12 Over voltage warning hysteresis for VOVWhys 2.1
3.1
4.1
V
–
Vs and/or VDH
5.2.13 Over voltage warning filter time for tOV
Vs and/or VDH
13
19
25
µs –
5.2.14 Under voltage shutdown at Vs
VUVVR
4.5
5.0
5.5
V
VVS decreasing
5.2.15 Under voltage shutdown filter time tUVLO
–
for VS1)
20
–
µs –
5.2.16 Under voltage warning at VREG VUVVR 5.5
6.0
6.5
V
VVS decreasing
5.2.17 Under voltage diagnosis filter time tUVVR
10
–
for VREG
30
µs –
5.2.18 Under voltage hysteresis at VREG VUWRhys –
Temperature monitoring
0.5
–
V
–
5.2.19 Over temperature warning
Tj(PW)
160 170 180 °C
–
5.2.20 Hysteresis for over temperature dTj(OW)
10
–
warning
20
°C –
Over current detection
5.2.21 Over current detection level
VOCTH
4.5
–
4.99 V
–
Data Sheet
21
Rev 1.1, 2010-09-30
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